
About koolio.ai
Website: www.koolio.ai
koolio Inc. is a cutting-edge Silicon Valley startup dedicated to transforming how stories are told through audio. Our mission is to democratize audio content creation by empowering individuals and businesses to effortlessly produce high-quality, professional-grade content. Leveraging AI and intuitive web-based tools, koolio.ai enables creators to craft, edit, and distribute audio content—from storytelling to educational materials, brand marketing, and beyond—easily. We are passionate about helping people and organizations share their voices, fostering creativity, collaboration, and engaging storytelling for a wide range of use cases.
About the Full-Time Position
We are seeking a Junior Backend Engineer (Fresher) to join our team on a full-time, hybrid basis. This role is ideal for motivated recent graduates eager to gain hands-on experience in backend development. Working closely with senior engineers, you’ll play a vital role in enhancing koolio.ai’s backend infrastructure, focusing on building, maintaining, and optimizing server-side applications and APIs. This is a unique opportunity to grow within an innovative environment that values creativity and technical excellence.
Key Responsibilities:
- Assist in developing and maintaining backend services and APIs, ensuring stability, scalability, and performance
- Collaborate with the frontend and QA teams to ensure seamless integration of backend systems with user-facing features
- Help troubleshoot and resolve backend issues, working alongside senior developers to enhance system reliability
- Participate in code reviews, learning best practices and contributing to maintaining high code quality standards
- Support in monitoring and improving backend performance metrics
- Document processes, code, and system architecture under guidance to ensure comprehensive, up-to-date technical resources
Requirements and Skills:
- Education: Degree in Computer Science or a related field
- Work Experience: No prior work experience required; internships or academic projects related to backend development are a plus
- Technical Skills:
- Basic understanding of backend systems and APIs
- Working experience in Python
- Familiarity with basic version control systems like Git
- Knowledge of databases (e.g., MySQL, MongoDB) and basic proficiency in SQL
- Understanding of cloud platforms or services like Google Cloud is an advantage
- Soft Skills:
- Eagerness to learn and apply new technologies in a fast-paced environment
- Strong analytical and problem-solving skills
- Excellent attention to detail and a proactive mindset
- Ability to communicate effectively and work in a collaborative, remote team
- Other Skills:
- Familiarity with basic DevOps practices or interest in learning is beneficial
Compensation and Benefits:
- Total Yearly Compensation: ₹4.5-6 LPA based on skills and experience
- Health Insurance: Comprehensive health coverage provided by the company
Why Join Us?
- Be a part of a passionate and visionary team at the forefront of audio content creation
- Work on an exciting, evolving product that is reshaping the way audio content is created and consumed
- Thrive in a fast-moving, self-learning startup environment that values innovation, adaptability, and continuous improvement
- Enjoy the flexibility of a full-time hybrid position with opportunities to grow professionally and expand your skills
- Collaborate with talented professionals from around the world, contributing to a product that has a real-world impact

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Company: PluginLive
About the company:
PluginLive Technology Pvt Ltd is a leading provider of innovative HR solutions. Our mission is to transform the hiring process through technology and make it easier for organizations to find, attract, and hire top talent. We are looking for a passionate and experienced Data Engineering Lead to guide the data strategy and engineering efforts for our Campus Hiring Digital Recruitment SaaS Platform.
Role Overview:
The Data Engineering Lead will be responsible for leading the data engineering team and driving the development of data infrastructure, pipelines, and analytics capabilities for our Campus Hiring Digital Recruitment SaaS Platform. This role requires a deep understanding of data engineering, big data technologies, and team leadership. The ideal candidate will have a strong technical background, excellent leadership skills, and a proven track record of building robust data systems.
Job Description
Position: Data Engineering Lead - Campus Hiring Digital Recruitment SaaS Platform
Location: Chennai
Minimum Qualification: Bachelor’s degree in computer science, Engineering, Data Science, or a related field. Master’s degree or equivalent is a plus.
Experience: 7+ years of experience in data engineering, with at least 3 years in a leadership role.
CTC: 20-30 LPA
Employment Type: Full Time
Key Responsibilities:
Data Strategy and Vision:
- Develop and communicate a clear data strategy and vision for the Campus Hiring Digital Recruitment SaaS Platform.
- Conduct market research and competitive analysis to identify trends, opportunities, and data needs.
- Define and prioritize the data roadmap, aligning it with business goals and customer requirements.
Data Infrastructure Development:
- Design, build, and maintain scalable data infrastructure and pipelines to support data collection, storage, processing, and analysis.
- Ensure the reliability, scalability, and performance of the data infrastructure.
- Implement best practices in data management, including data governance, data quality, and data security.
Data Pipeline Management:
- Oversee the development and maintenance of ETL (Extract, Transform, Load) processes.
- Ensure data is accurately and efficiently processed and available for analytics and reporting.
- Monitor and optimize data pipelines for performance and cost efficiency.
Data Analytics and Reporting:
- Collaborate with data analysts and data scientists to build and deploy advanced analytics and machine learning models.
- Develop and maintain data models, dashboards, and reports to provide insights and support decision-making.
- Ensure data is easily accessible and usable by stakeholders across the organization.
Team Leadership:
- Lead, mentor, and guide a team of data engineers, fostering a culture of collaboration, continuous improvement, and innovation.
- Conduct code reviews, provide constructive feedback, and ensure adherence to development standards.
- Collaborate with cross-functional teams including product, engineering, and marketing to ensure alignment and delivery of data goals.
Stakeholder Collaboration:
- Work closely with stakeholders to understand business requirements and translate them into technical specifications.
- Communicate effectively with non-technical stakeholders to explain data concepts and progress.
- Participate in strategic planning and decision-making processes.
Skills Required:
- Proven experience in designing and building scalable data infrastructures and pipelines.
- Strong proficiency in programming languages such as Python, R, Data visualization tools like Power BI, Tableau, Qlik, Google Analytics
- Expertise in big data technologies such as Apache Airflow, Hadoop, Spark, Kafka, and cloud data platforms like AWS, Oracle Cloud.
- Solid understanding of database technologies, both SQL and NoSQL.
- Experience with data modeling, data warehousing, and ETL processes.
- Strong analytical and problem-solving abilities.
- Excellent communication, collaboration, and leadership skills.
Preferred Qualifications:
- Experience in HR technology or recruitment platforms.
- Familiarity with machine learning and AI technologies.
- Knowledge of data governance and data security best practices.
- Contributions to open-source projects or active participation in the tech community.
Job Summary:
We are looking for a skilled and motivated Backend Engineer with 2 to 4 years of professional experience to join our dynamic engineering team. You will play a key role in designing, building, and maintaining the backend systems that power our products. You’ll work closely with cross-functional teams to deliver scalable, secure, and high-performance solutions that align with business and user needs.
This role is ideal for engineers ready to take ownership of systems, contribute to architectural decisions, and solve complex backend challenges.
Website: https://www.thealteroffice.com/about
Key Responsibilities:
- Design, build, and maintain robust backend systems and APIs that are scalable and maintainable.
- Collaborate with product, frontend, and DevOps teams to deliver seamless, end-to-end solutions.
- Model and manage data using SQL (e.g., MySQL, PostgreSQL) and NoSQL databases (e.g., MongoDB, Redis), incorporating caching where needed.
- Implement and manage authentication, authorization, and data security practices.
- Write clean, well-documented, and well-tested code following best practices.
- Work with cloud platforms (AWS, GCP, or Azure) to deploy, monitor, and scale services effectively.
- Use tools like Docker (and optionally Kubernetes) for containerization and orchestration of backend services.
- Maintain and improve CI/CD pipelines for faster and safer deployments.
- Monitor and debug production issues, using observability tools (e.g., Prometheus, Grafana, ELK) for root cause analysis.
- Participate in code reviews, contribute to improving development standards, and provide support to less experienced engineers.
- Work with event-driven or microservices-based architecture, and optionally use technologies like GraphQL, WebSockets, or message brokers such as Kafka or RabbitMQ when suitable for the solution.
Requirements:
- 2 to 4 years of professional experience as a Backend Engineer or similar role.
- Proficiency in at least one backend programming language (e.g., Python, Java, Go, Ruby, etc.).
- Strong understanding of RESTful API design, asynchronous programming, and scalable architecture patterns.
- Solid experience with both relational and NoSQL databases, including designing and optimizing data models.
- Familiarity with Docker, Git, and modern CI/CD workflows.
- Hands-on experience with cloud infrastructure and deployment processes (AWS, GCP, or Azure).
- Exposure to monitoring, logging, and performance profiling practices in production environments.
- A good understanding of security best practices in backend systems.
- Strong problem-solving, debugging, and communication skills.
- Comfortable working in a fast-paced, agile environment with evolving priorities.
Mandatory Skill set : C++ and Python - UNIX- Database - SQL or Postgres
Developer Role EXP : 3 to 5yrs
Location : Bangalore /Chennai/Hyderabad
1. Strong proficiency in C++ , with fair knowledge of the language specification (Telecom experience is preferred).
2. Proficient understanding of standard template library (STL): algorithms, containers, functions, and iterators
3. Must have experience on Unix platforms, should possess shell scripting skills.
4. Knowledge on compilers(gcc, g) and debugger (dbx). Knowledge of libraries and linking.
5. Good understanding of code versioning tools (e.g. Git, CVS etc.)
6. Able to write and understand python scripts (both python2 and python3)
7. Handson with logic implementation in python and should be familiar with list comprehension and is comfortable in integrating it with C++ and Unix scripts
8. Able to implement multithreading in both C++ and Python environment.
9. Familiar with Postgres SQL.
C++ developer with Python as secondary - 3 to 4 yrs exp / should be CW.
Role / Designation : Python Developer
Location: Bangalore, India
Skills : Certification: AI900, AZ900 Technical or Key Skills: Primary Skills Python, Flask, Web development. Knowledge on Azure Cloud, Application development, API development
Profile: IT Professional with 6 +years of experience in
• Hands on experience Python libraries such as Pandas, Numpy , OpenPyxl
• Hands on experience of Python libraries with multiple document types (excel, csv, pdf and images)
• Working with huge data sets, data analysis and provide ETL and EDA analysis reports.
• 5+ years’ experience in any of the programming languages like Python(mandatory), Java and C/C++.
• Must have experience in Azure Paas, Iaas services like Azure function app, Kubernetes services, storage account, keyvault , etc
• Experience with DB such as SQL,NoSQL
• Develop methodologies for the data analysis, data extraction, data transformations, preprocessing of data.
• Experience in deploying applications, packages in Azure environment.
• Writing scalable code using Python programming language.
• Testing and debugging applications.
• Developing back-end components.
• Integrating user-facing elements using server-side logic.
• Excellent problem solving/analytical skills and complex troubleshooting methods.
• Ability to work through ambiguous situations.
• Excellent presentation, verbal, and written communication skills. Education: BE/BTech/BSc
Certification: AI900, AZ900 Technical or Key Skills: Primary Skills Python, Flask, Web development. Knowledge on Azure Cloud, Application development, API development
Roles & Responsibilities
- Writing good quality code.
- Be able to design ,implement and deploy scalable backend applications on cloud(AWS/Azure).
- Be able to take ownership of projects and deliver them on time.
- Be able to lead a team and mentor junior developers.
Qualifications:
- BE/BTech degree in CS/IT or similar related field.
- 4+ years experience as backend engineer.
- Good knowledge in Python and at least one of the framework - Django, Flask, FastAPI, etc.
- Hands on experience in building microservices applications on AWS/GCP/Azure.
- Good understanding of platforms(Docker, AWS/Azure).
- Must have good understanding of Data Structures/Algorithms/Databases and other CS concepts.
- Experience working in multiple databases and data modelling.
- Experience writing APIs and related technologies like REST, JSON, websockets, grpc etc.
- Should be inquisitive enough picking up any language and frameworks based on need.
- Should be able to design/implement/deploy end-to-end systems.
- Having good knowledge on deploying cloud applications and with Dockers/Kubernetes is a plus.
- Experience building end-to-end analytics systems is a plus.
technical solutions implementation, architecture design, evaluation
and investigation in a cloud environment (specifically AWS and/or
Azure), preferably with IoT products.
● Working with smaller startups or mid-sized companies
Experience in one of following programming languages:
Python/Node.js
● Python and restful API frameworks. Experience of
working/integrating with cloud services providers like AWS
(preferred) / Azure / GCP
● Good understanding of HTML, CSS, Javascript & jQuery. Hands
on experience with React.js/React.native Experience in REST APIs,
SSO.
● Experience with server-side programming in a high volume
large system / application environment including the availability,
scalability, resiliency, and performance design patterns
● Management of hosting environment, including database
administration (preferably relational databases MySQL, Postgres etc.)
● Familiarity with software configuration management tools,
defect tracking tools, peer review tools and source control systems
(like git). Create and maintain good quality software documentation.
● Experience & willingness to work with overseas (e.g. USA)
customers and product management teams
● Experience building, leading, managing and mentoring highperformance engineering teams of 3-10 engineers
● Good verbal & written communication skills in English
- Experience with Django/Flask Framworks
- Worked on web app and mobile app
- Understanding of DevOps tools - Jekins/Kubernetes/Azure/AWS/Docker will be a plus
Key Skills Required :
- Proficiency in Python 3.x based web and backend development
- Solid understanding of Python concepts
- Strong experience in building web applications using Django
- Experience building REST APIs using DRF or Flask
- Experience with some form of Machine Learning (ML)
- Experience in using libraries such as Numpy and Pandas
- Hands on experience with RDBMS such as Postgres or MySQL including querying
- Comfort with Git repositories, branching and deployment using Git
- Working experience with Docker
- Basic working knowledge of ReactJs
- Experience in deploying Django applications to AWS,Digital Ocean or Heroku
Responsibilities :
- Understanding requirement and congributing to engineering solutions at a conceptual stage to provide the best possible solution to the task/challenge
- Building high quality code using coding standards based on the SRS/Documentation
- Building component based, maintainable, scalable and reusable backend libraries/modules.
- Building & documenting scalable APIs on the Open Spec standard
- Unit testing development modules and APIs
- Conducting code reviews to ensure that the highest quality standard are maintained
- Securing backend applications and APIs using industry best practices
- Troubleshooting issues and fixing bugs raised by the QA team efficiently.
- Optimizing code
- Building and deploying the applications
If you are exploring for opportunities to get a better work exposure & to get a chance to work for scalable products. Kindly go through the job description below & apply if you seem fit for this role.
𝗧𝗲𝗰𝗵𝗻𝗶𝗰𝗮𝗹 𝗠𝗮𝗻𝗱𝗮𝘁𝗲𝘀 :
JavaScript, MongoDB, NoSQL, NodeJS/Go/Ruby/Python Data Structure, Algorithms, Product company/ Startup experience.
𝗥𝗼𝗹𝗲𝘀 & 𝗥𝗲𝘀𝗽𝗼𝗻𝘀𝗶𝗯𝗶𝗹𝗶𝘁𝗶𝗲𝘀:
" 𝗬𝗼𝘂'𝗹𝗹 𝗱𝗲𝘀𝗶𝗴𝗻 𝗮𝗻𝗱 𝗯𝘂𝗶𝗹𝗱 𝘀𝗰𝗮𝗹𝗮𝗯𝗹𝗲 𝘀𝘆𝘀𝘁𝗲𝗺𝘀 𝘁𝗼 𝗯𝗲 𝘂𝘀𝗲𝗱 𝗯𝘆 𝗳𝗮𝗿𝗺𝗲𝗿𝘀 𝗮𝗻𝗱 𝗮𝗴𝗿𝗶𝗯𝘂𝘀𝗶𝗻𝗲𝘀𝘀𝗲𝘀".
-Be involved and participate in the overall application lifecycle
-Main focus on coding and debugging
-Collaborate with Front-end developers
-Build high-quality reusable code that can be used in the future
-Develop functional and sustainable web applications with clean codes
-Troubleshoot and debug applications
-Conduct UI tests and optimize performance
-Manage cutting-edge technologies to improve applications
-Collaborate with multidisciplinary team of designers, developers and system administrators
-Follow new and emerging technologies
𝗘𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲: 2+ years.
𝗟𝗼𝗰𝗮𝘁𝗶𝗼𝗻: Patna / Work from Home
𝗦𝗮𝗹𝗮𝗿𝘆: As per market standards










