
As a Data Engineer at PalTech, you will design, develop, and maintain scalable and reliable data pipelines to ensure seamless data flow across systems. You will leverage SQL and leading ETL tools (such as Informatica, ADF, etc.) to support data integration and transformation needs. This role involves building and optimizing data warehouse architectures, performing performance tuning, and ensuring high levels of data quality, accuracy, and consistency throughout the data lifecycle.
You will collaborate closely with cross-functional teams to understand business requirements and translate them into effective data solutions. The ideal candidate should possess strong problem-solving skills, sound knowledge of data architecture principles, and a passion for building clean and efficient data systems.
Key Responsibilities
- Design, develop, and maintain ETL/ELT pipelines using SQL and tools such as Informatica, ADF, etc.
- Build and optimize data warehouse and data lake solutions for reporting, analytics, and operational usage.
- Apply strong understanding of data warehousing concepts to architect scalable data solutions.
- Handle large datasets and design effective load/update strategies.
- Collaborate with data analysts, business users, and data scientists to understand requirements and deliver scalable solutions.
- Implement data quality checks and validation frameworks to ensure data reliability and integrity.
- Perform SQL and ETL performance tuning and optimization.
- Work with structured and semi-structured data from various source systems.
- Monitor, troubleshoot, and resolve issues in data workflows.
- Maintain documentation for data pipelines, data flows, and data definitions.
- Follow best practices in data engineering including security, logging, and error handling.
Required Skills & Qualifications
Education:
- Bachelor’s degree in Computer Science, Information Technology, or a related field.
Technical Skills:
- Strong proficiency in SQL and data manipulation.
- Hands-on experience with ETL tools (e.g., Informatica, Talend, ADF).
- Experience with cloud data warehouse platforms such as BigQuery, Redshift, or Snowflake.
- Strong understanding of data warehousing concepts and data modeling.
- Proficiency in Python or a similar programming language.
- Experience working with RDBMS platforms (e.g., SQL Server, Oracle).
- Familiarity with version control systems and job schedulers.
Experience:
- 4 to 8 years of relevant experience in data engineering and ETL development.
Soft Skills:
- Strong problem-solving skills.
- Excellent communication and collaboration abilities.
- Ability to work effectively in a cross-functional team environment.

About PalTech
About
PalTech is an IT consulting firm specializing in digital transformational services for small, medium, and large organizations across industries. PalTech is driven by a core team of veteran innovation-hungry engineers who are fueled by the success stories we create for our customers through our services.
We deliver impeccable product engineering expertise in the latest technologies and platforms while assuring speed-to-market with agile development methodologies
Tech stack
Candid answers by the company
Hyderabad (4 days WFO, any 1 day WFH)
Similar jobs
Job Description: Full Stack Developer
Role Overview
We are seeking a skilled Full Stack Developer with a minimum of 3+ years of hands-on experience in building modern web and mobile applications. The ideal candidate will have strong expertise in React and/or Flutter on the frontend, backed by Java based backend development, and the ability to work across the full software delivery lifecycle.
This role requires a pragmatic engineer who can translate business requirements into scalable, maintainable solutions while collaborating effectively with product, QA, and DevOps teams.
Key Responsibilities
- Design, develop, and maintain full-stack applications with responsive web and/or cross platform mobile interfaces
- Build and optimize frontend components using React and/or Flutter with a focus on performance and usability
- Develop backend services and APIs using Java (Spring / Spring Boot preferred)
- Integrate frontend applications with backend services via RESTful APIs
- Write clean, well structured, and testable code following best practices
- Participate in architecture discussions, code reviews, and technical decision-making
- Debug, troubleshoot, and resolve application issues across the stack
- Collaborate closely with designers, product managers, and other engineers
- Support deployments and work with DevOps pipelines where required
Required Skills & Experience
- Minimum 3 years of professional experience as a Full Stack Developer
- Strong experience with React and/or Flutter
- Solid backend development experience using Java
- Experience building REST APIs and integrating frontend with backend services
- Working knowledge of HTML, CSS, JavaScript, and modern frontend tooling
- Familiarity with relational databases (PostgreSQL/MySQL) and basic query optimization
- Experience with Git and collaborative development workflows
- Understanding of application security, authentication, and authorization concepts
Preferred Skills
- Experience with Spring Boot, Hibernate/JPA
- Exposure to Node.js or Angular
- Experience with cloud platforms (AWS preferred)
- Familiarity with CI/CD pipelines and containerization (Docker)
- Experience building offline capable or mobile first applications
- Prior work in enterprise or product based environments
Soft Skills
- Strong problem solving and analytical abilities
- Good communication skills and ability to work in cross functional teams
- Ownership mindset with attention to code quality and maintainability
- Ability to adapt quickly in a fast paced development environment
Experience Level
- 3+ years of relevant full stack development experience
Educational Qualification
- Bachelor’s degree in Computer Science, Information Technology, or a related field
- A Master’s degree or equivalent exper
YOUR ‘OKR’ SUMMARY
OKR means Objective and Key Results. As a Software Development Engineer at Coredge, you will help develop our next-generation cloud nativecoresolution along with the product and the open-source community to build the Coredge.io vision
What you will do?
- Contribute to the architecture, design and implementation of major components for OrchestrationandDay2operations management solution
- Document software design and implementation
- Innovate – stay on top of new technologies
- Recommend and maintain technical design methodologies, processes, and standards
- Identify and resolve key technical and customer issues
What you will need?
A strong sense of ownership, urgency, and drive. As an integral part of the development team, you will needthefollowing skills to succeed.
- Strong programming skill in golang
- Strong understanding and experience working with grpc
- Experience working with mongodb, redis and etcd
- Experience delivering and consuming cloud native solutions
- Experience writing Helm Charts and Kubernetes operator is a plus
- Excellent Understanding of Operating System concepts and exposure working with networking constructssuchas sockets, database management, multithreaded applications
- Solid understanding of computer architecture such as multi-core CPU scheduling, virtual memory, andcaching
- Knowledge and experience with network and technologies is a plus (e.g. SSL/TLS, TCP/IP, HTTP, X509, PKI etc)
- Experience with container technologies like Docker, Docker-compose and Kubernetes
- Experience with cloud technologies, AWS, Azure, VMware vSphere is a plus
- Experience working with development tools and process including Git, CI/CD.
- Bachelor's degree in Computer Science and 5+ years of related experience: or equivalent experience
- Outstanding interpersonal, verbal, and written communication skills - seriously we want people whocancodebut also be on a team
- Deep understanding of technology and passionate about what you do
- Background in designing high performant scalable software systems with strong focus to optimize hardware cost.
- Solid collaborative and interpersonal skills, specifically a proven ability to effectively guide and influence within a dynamic environment
- Strong commitment to get the most performance out of a system being worked on.
- Prior development of a large software project using service-oriented architecture operating with real time constraints.
What's In It for You?
- You will get a chance to work on cloud-native and hyper-scale products
- You will be working with industry leaders in cloud.
- You can expect a steep learning curve.
- You will get the experience of solving real time problems, eventually you become a problemsolver.
Benefits & Perks:
- Competitive Salary
- Health Insurance
- Open Learning - 100% Reimbursement for online technical courses
- Fast Growth - opportunities to grow quickly and surely
- Creative Freedom + Flat hierarchy
- Sponsorship to all those employees who represent company in events and meetups.
- Flexible working hours
- 5 days week
- Hybrid Working model (Office and WFH)
Our Hiring Process:
- Candidates for this position can expect the hiring process as follows (subject to successful clearing of everyround)
- Initial Resume screening call with our Recruiting team
- Next, candidates will be invited to solve coding exercises.
- Next, candidates will be invited for first technical interview
- Next, candidates will be invited for final technical interview
- Finally, candidates will be invited for Culture Plus interview with HR
- Candidates may be asked to interview with the Leadership team
- Successful candidates will subsequently be made an offer via email
- As always, the interviews and screening call will be conducted via a mix of telephonic and video call.
So, if you are looking at an opportunity to really make a difference- make it with us…
Coredge.io provides equal employment opportunities to all employees and applicants for employment andprohibitsdiscrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disabilitystatus, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other
characteristic protected by applicable central, state or local laws.
2. supporting administrative staff
3. conducting marketing research
4. documentation and reporting to the operations department
We are seeking a highly motivated and technically proficient Software Engineer
to work with our product development team. Work in a fast moving and forward
thinking development environment that is constantly researching and rapidly
implementing the latest technologies.
Responsibilities:
Develop test driven, high quality Java based web applications according to
technical designs and user specifications
Follow and encourage software development best practices
Continually add to your knowledge of Search Engine Marketing (SEM)
principles and techniques
Follow and encourage Agile software development best practices and
evolve those practices with your team
Work closely with fellow developers and end users to rapidly produce
critical features
Mentor fellow developers and gain the skills to move you to the next level
of leadership
Evaluate new technologies and frameworks to implement into projects
Key Skills:
4+years experience in an Open Source development environment
B.Tech/B.E in Computer Engineering or equivalent
Must possess effective interpersonal and communication skills and ability
to work successfully in a team environment
Experience with SQL databases
MVC frameworks such as Spring MVC, Struts, or WebWork
Strong Linux/Unix operating system usage and command line familiarity
Familiarity with IDE tools such as Eclipse
Experience implementing and consuming SOAP or REST based web
services
Ruby, Groovy, Perl, or similar interpreted languages
JMS or other message-driven architectures
Practicing Test Driven Development
This is regarding a job opening in Peritus Infotech Solutions Pvt. Ltd. Noida.
Key Skills Required : PHP, Laravel, CodeIgnite, Mysql, Jquery, API (Restful Service), HTML, CSS.
Job Description:
1. Design, Develop, Implement, Test, Document and Maintain high quality Web Application Software.
2. Managing and delivery of projects from conceptualization, visualization to technology mapping and final execution of projects.
3. Understanding and implementing of project management practices.
4. MVC compliant Development (CodeIgniter / PHP / LARAVEL) in at least any one of these frameworks.
5. Design simple and intuitive user interfaces - the creation of examples through wireframes and mockups.
6. Optimisation of PHP Code and database queries and functions through Code Review and Project Review Sessions.
7. Identify opportunities for process improvement and make constructive suggestions for change.
8. Improve the technical competence of the team through training & development of existing and new team members.
9. Provide accurate effort estimates for deliverable and be committed to the deadlines through follow-up of tasks with team members.
10. Research and actively learn about new technologies and introduce them into the infrastructure.
11. Ability to handle technical queries raised by the development team and provide support and guidance to them.
Eligibility criteria :
1. Advanced PHP experience, specifically with PHP 5.
2. Strong database skills, proven experience with MySQL 5 and other RDBMS having knowledge of indexes, full-text searches, usage of Regular Expressions in queries and more.
3. Strong knowledge of OOPs concepts and OOAD using Design Patterns.
4. Excellent knowledge of Applications Architecture and how to work with Frameworks with MVC architecture.
5. Excellent Knowledge of HTML 5, CSS 3, Javascript, jQuery/Sencha etc.
6. Working Knowledge of Code Repository and Version Control Systems like SVN, GIT, CVS, Vault, Starteam, TFS, VSS or any other.
7. Strong Knowledge of any one of the Project Management tools like Basecamp, Redmine, Confluence etc.
8. Excellent problem-solving skills and love technical challenges.
9. An ideal candidate should have experience creating highly trafficked websites.
10.Ability to motivate staff in a team-oriented, collaborative environment.
11. Ability to manage priorities and work in a fast pace environment.
12. Excellent Communication skills.
UG :B.Sc in Any Specialization, B.Tech/B.E. in Any Specialization, BCA in Computers
PG :Any Postgraduate
Doctorate :Doctorate Not Required
Roles & Responsibilities:
Take ownership of a product feature and build it end to end or enhance existing features.
Understand issues like slow loading, security, the response time of site, scalability, user
engagement, and write code considering these paradigms.
Contribute to the ways the platform can be made much more engaging and can reach out
to a larger audience.
Developing a new feature that is responsive and reliable on short notice.
Requirements:
2-8 years of professional experience in responsive Web Application development.
Working experience in React (Minimum 2+ years).
Good expertise in working with MVC architecture (Client-side).
Hands on experience in HTML5 CSS3 AngularJs, JavaScript (ECMAScript 5 & 6), Jquery,
Struts/Spring, Linux.
Proficiency in the design and development of responsive Web Applications.
Strong CS fundamentals in Object-Oriented Design, Data Structures, Algorithm Design,
Problem Solving, and Complexity Analysis.
Expertise in implementing highly interactive, multi-layered Web Applications.
Expertise in JSON & working with Web Services.
Ability to work on a given product/module in its entirety.
Nice To Have:
Basic knowledge in working with databases.
Good experience in working with server-side template rendering engines.
Experience in working with Search Engine Optimized pages.
Keen to learn & ready to adopt any new technologies.
Hands-on J2EE experience.
About Vedantu
If you have ever dreamed about being in the driver’s seat of a revolution, THIS is the place for you.
Vedantu is an Ed-Tech startup which is into Live Online Tutoring. We are a platform which aggregates
best teachers of the country and provide them with tools to deliver LIVE lectures to students anytime,
anywhere.
What drives us is a vision of bringing about a paradigm shift in the way people teach and learn. We
believe that education in today’s world is highly generalized with classroom teaching being done in a
“One Size Fits All” manner. We believe it is not effective and this should change. We are disrupting the
very notion of classrooms by making Quality Education Accessible. Our vision is to create a 'Knowledge
Network' where a learner and a learned can get connected with a click of a button and can learn-teach
in the most personalized way possible.
Vedantu is India’s leading online education company which specializes in LIVE interactive classes for
students across grades K1-12. It offers individual and group classes delivered by experienced Master
Teachers in a LIVE real-time, virtual learning through their patented platform. The indigenous platform
built for revolutionizing online learning captures 70+ parameters, helps drive high engagement and
interaction in a virtual class, and give students their personalized learning reports to help them
understand the knowledge gaps. Students can also access free content, take tests, and play a LIVE quiz
every day. 1Million+ students study LIVE every month on the platform and more than 25 Million users
every month from 1000+ cities and 40+ countries access free content, tests, doubts, videos on
Vedantu's platform, and its channels on YouTube. To know more about Vedantu log on to
www.vedantu.com or download the App on your Android or iOS device.
The platform WAVE: India’s first and only patented, revolutionary, interactive LIVE online learning
platform has been created after multiple years of deep research and experimentation in the field of
Live online teaching & Learning. Wave uses AI (Artificial Intelligence) and ML (Machine Learning) to
personalize teaching and learning for each child and is designed to make the Live class extremely
engaging and fun. At the heart of Wave platform are algorithms for which we have been granted an
extremely powerful and comprehensive IP Patent in the US for - ‘Measuring the Effectiveness of An
Interactive Online Learning System’. The biggest usp, besides its own patented platform are the quality
Master Teachers. We have 1000+ teachers who have taught more than 1 Million hours to 40,000+
students spread across 1000+ cities from 30+ countries. Founded by IITian friends Vamsi Krishna (CEO
& Co-Founder), Pulkit Jain (Co-Founder & Head of Product) and Anand Prakash (Co-Founder & Head of
Academics) have been teachers themselves with over 13 years of teaching experience, have taught
and helped over 10,000 students for a better future.
Vedantu caters to 1st grade to 12th grade and prepares for school exams, competitive examinations
and co-curricular courses as well.
More Background:
Vedantu is the second venture in education by Vamsi Krishna, Anand Prakash and Pulkit Jain. Their first
venture in education, Lakshya was an offline coaching class for JEE opened in Patiala, 2006. The
successful venture was acquired by a listed company Mahesh Tutorial in 2012. As part of Lakshya the
founders taught and mentored more than 10,000 students and trained more than 200+ teachers.
Started in 2014, Vedantu was the first company to start with LIVE interactive teaching in the country.
Today, Vedantu is a market leader in K-12 online LIVE tutoring space. It offers LIVE interactive classes
to students across grades K1-12, for all major boards and top competitive exams like JEE and NEET.
Vedantu has recorded a growth of 220% during lockdown with more than 2 Mn students attending
LIVE classes and teachers delivering 8 Mn+ hours of LIVE classes. With this definitive shift in consumer
behavior from offline to online, Vedantu is investing to scale impact, expand into new categories, and
firmly establish itself as the leading brand in the online LIVE tutoring space.
During the pandemic, Vedantu entered the early learner segment with the launch of its coding
program for 6-12 years called Vedantu Super Coders. The company has plans of launching more
programs in this category.
Our Leaders :
Vamsi Krishna – CEO & Co-founder: https://www.linkedin.com/in/profilevamsikrishna/
Pulkit Jain – Co-founder & Head of Products: https://www.linkedin.com/in/jainpulkit/
Ranjan Sakalley – Head of Technology & Engineering: https://www.linkedin.com/in/rnjns/
Krishna Mohan Gadi – VP-Products: https://www.linkedin.com/in/krishna-mohan-gadi-416b156/
Funding :
We are a Series-D funded start-up with a total funding of $ 200 million from Coatue( invested
Swiggy) global VCs like Accel Partners, Tiger Global and GGV Capital.
Know more about Vedantu:
Recent Interview by Vamsi: https://yourstory.com/video/money-matters-build-grow-vedantu-journey-
second-valued-edtech-startup-india-vamsi-krishna
TedX talk by Vamsi:
Everyone is a teacher! | Vamsi Krishna | TEDxWalledCity
Articles for reference:
- https://www.cbinsights.com/research/report/future-unicorn-startups-billion-dollar-companies/
- https://yourstory.com/video/money-matters-build-grow-vedantu-journey-second-valued-edtech-
startup-india-vamsi-krishna
- https://yourstory.com/2020/02/ys-exclusive-edtech-startup-vedantu-vamsi-krishna-online-tutoring
- http://bweducation.businessworld.in/article/Vedantu-Organise-3-Day-Revision-Camp-From-20th-
To-22nd-Feb-/20-02-2020-184651
- https://www.forbesindia.com/article/edtech-special/the-huge-investment-opportunity-in-
edtech/57733/1
- https://www.forbesindia.com/video/coronavirus/startup-circle-how-vedantu-became-indias-
second-most-valued-edtech-firm/61229
- http://bweducation.businessworld.in/article/Vedantu-s-Usage-Soars-During-Coronavirus-
Pandemic-/19-05-2020-192538
- https://inc42.com/buzz/indias-hike-meesho-vedantu-emerge-as-2019s-best-apps-on-google-play/
- https://www.buzzincontent.com/story/vedantu-single-s-21dayslearningchallenge-garners-more-
than-40-million-views-on-instagram/
Awards and Recognition:
Vedantu: CNBC Young Turks 2016
TedX Delhi Speaker on Education
Vedantu: KINSES (Kaisen & Insead & NYU Stern Education Symposium)) 2016 EduAwards
Vedantu: DNA & Stars 8th Innovative Education Awards on “Best Organization to Develop
Technology For Education”
Vedantu: 5th ELETS World Education Summit award 2015
Vedantu: 'Best Education Startup' by Indian Startup Entrepreneurship & Disruptive Innovation
Awards 2015
Vedantu: Sutra HR: Featured as one of the Top 100 Startups to Watch in 2016
Lakshya: TATA-NEN Hottest startup award in 2010
Lakshya: FYSE Top 100 startups in South East Asia
Join in - let’s together solve some real Challenges
The real challenge lies in making something groundbreaking. To take on the status-quo and defeat it. To
follow what is already been done, where’s the fun in that? We are on to some big challenges which are
just waiting to get solved. Also, because we are not an extensively big team, you will be owning more
than just a position, you will be owning huge ideas and features from the very start.
We put the willingness and passion to learn & build above anything else and if you think you
have got it in you, don't let these skill requirements deter you from applying.
Responsibilities
- Building and maintenance of resilient and scalable production infrastructure
Improvement of monitoring systems
- Improvement of monitoring systems
- Creation and support of development automation processes (CI / CD)
- Participation in infrastructure development
- Detection of problems in architecture and proposing of solutions for solving them
- Creation of tasks for system improvements for system scalability, performance and monitoring
- Analysis of product requirements in the aspect of devops
- Incident analysis and fixing
Skills and Experience
- Understanding of the distributed systems principles
- Understanding of principles for building a resistant network infrastructure
- Experience of Ubuntu Linux administration (Debian-like will be a plus)
- Strong knowledge of Bash
- Experience of working with LXC-containers
- Understanding and experience with infrastructure as a code approach
- Experience of development idempotent Ansible roles
- Experience of working with git
Preferred experience
Experience with relational databases (PostgeSQL), ability to create simple SQL queries
- Experience with monitoring and metric collect systems (Prometheus, Grafana, Zabbix)
- Understanding of dynamic routing (OSPF)
- Knowledge and experience of working with network equipment Cisco
- Experience of working with Cisco NX-OS
- Experience of working with IPsec, VXLAN, Open vSwitch
- Knowledge of principles of multicast protocols IGMP, PIM
- Experience of setting multicast on Cisco equipment
- Experience administering Atlassian products
Full Stack Developers at The Seenit Co. are passionate about using technology to create an impact on the world they live in. At Seenit, you will get to collaborate with an accomplished team that loves solving real-world problems. You will get to work on cutting edge projects that will shape the next phase of growth for the global luxury industry.
Seenit’s suite of products enables the leading luxury retailers around the world to transform their customer experience and build loyal relationships with their customers. The apps allow retailers to make use of their existing infrastructure and resources to deliver a truly omnichannel experience in today's rapidly changing world of shopping.
We would welcome someone to the team who:
- Loves to write “clean”, well designed code to solve complex problems
- Can design, develop and test the core product software and databases to ensure strong optimization and functionality
- Is inclined to contribute in all phases of the development lifecycle and takes end to end ownership of the project
- Follows best industry practices
- Is excited to support others to succeed and shine in a collaborative team culture
Your application will require you to have:
- 1+ years of experience in developing web based applications
- Good knowledge of NoSQL databases, and query optimisations
- Experience with MongoDB, Express JS, React JS, Node JS
- Ability to pay attention to UI detail and develop amazing, non-standard user experiences
- Exposure to TypeScript will be plus
- MongoDB for database(NoSQL)
- React JS for web front end(TypeScript)
- Express JS and Node JS for web servers
- AWS is our cloud provider
- Redis for caching
You should work with us because:
- We’re a relaxed diverse group and don’t take ourselves too seriously
- We're creative and want to change the world while we're at it (yes we do!)
- Our products have an international audience and our partners are around the globe
- Team lunches are more frequent than team meetings
- We love to travel and will ask you to take time off to refresh
KeepTruckin is on a mission to modernize the trucking industry. With the leading fleet management platform, we are bringing trucks online and fundamentally changing the way freight is moved on our roads.We see our hard work rewarded in tangible ways every day and we believe that intelligence is most powerful when paired with humility. We're motivated by the opportunity to impact and improve every facet of a trillion-dollar industry that touches everyone's lives. KeepTruckin is proud to be a Forbes Cloud 100 company, a 2020 Career-Launching Company by Wealthfront and named a Forbes Best Startup Employer 2020.
About the Role:
As a Senior Frontend Engineer, you will play an integral part in designing components and platforms for new services within KeepTruckin's Freight product line. You will implement complex features using modern frameworks and work on a fast-growing team eager to make a significant impact by connecting the world's trucks.We are looking for senior engineers who are driven by impacting and revolutionizing a space where the last major technical innovation was the invention of the diesel engine. We are seeking team players who have strong problem solving skills, and thrive on innovation and continuous improvement. We pride ourselves on our culture and the ability to work effectively across a highly diversified team.
What You'll Do:
Work alongside product and other cross-functional counterparts including designers, back end, and QA on features that power freight productsCreate the best possible user experience in our web applications, and come up with creative, outside-the-box solutions for complex problemsWrite modular and maintainable front-end code, and actively participate in writing unit tests, improving quality, and performing code reviewsParticipate in full SDLC process in a CI/CD centered development, and actively work on our AWS cloud infrastructureResearch new technology and design patterns in collaboration with fellow engineers; propose changes that bring both short term and long term benefits
What We're Looking For:
BTech/MTech in Computer Science or related fields and 5+ years of experience building front-end software that is shipped in productionExperience with modern front-end frameworks, patterns, and browser technologies, and experience building single-page frontend applicationsExpert in HTML, CSS, JavaScript, and other display-centric web technologies, and in at least one modern JS framework (ReactJS, AngularJS, VueJS, etc)Proficient knowledge of asynchronous request handlingExperience working with REST APIs, GraphQL, -or- similar APIs, and experience with automated testing, Agile/Scrum, and SaaS, as well as B2B Enterprise applications and AWS infrastructureCreating a diverse and inclusive workplace is one of KeepTruckin's core values.
We are an equal opportunity employer and welcome people of different backgrounds, experiences, abilities and perspectives.Please review our Candidate Privacy Notice here. ( https://drive.google.com/file/d/1Xs7GivrHCj05XC6-mn6MsRGG3V5AcgZ5/view?usp=sharing )








