
Profile: AWS Data Engineer
Mode- Hybrid
Experience- 5+7 years
Locations - Bengaluru, Pune, Chennai, Mumbai, Gurugram
Roles and Responsibilities
- Design and maintain ETL pipelines using AWS Glue and Python/PySpark
- Optimize SQL queries for Redshift and Athena
- Develop Lambda functions for serverless data processing
- Configure AWS DMS for database migration and replication
- Implement infrastructure as code with CloudFormation
- Build optimized data models for performance
- Manage RDS databases and AWS service integrations
- Troubleshoot and improve data processing efficiency
- Gather requirements from business stakeholders
- Implement data quality checks and validation
- Document data pipelines and architecture
- Monitor workflows and implement alerting
- Keep current with AWS services and best practices
Required Technical Expertise:
- Python/PySpark for data processing
- AWS Glue for ETL operations
- Redshift and Athena for data querying
- AWS Lambda and serverless architecture
- AWS DMS and RDS management
- CloudFormation for infrastructure
- SQL optimization and performance tuning

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Hello Everyone,
Job Description Wissen Technology is now hiring for a Java Developer - Bangalore with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL. We are solving complex technical problems in the industry and need talented software engineers to join our mission and be a part of a global software development team. A brilliant opportunity to become a part of a highly motivated and expert team which has made a mark as a high-end technical consulting.
Required Skills: • Exp. - 5 to 14 years.
• Experience in Core Java and Spring Boot.
• Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns.
• Should have the ability to analyze, design, develop and test complex, low-latency clientfacing applications.
• Good development experience with RDBMS.
• Good knowledge of multi-threading and high-performance server-side development.
• Basic working knowledge of Unix/Linux.
• Excellent problem solving and coding skills.
• Strong interpersonal, communication and analytical skills.
• Should have the ability to express their design ideas and thoughts.
About Wissen Technology:
Wissen Technology is a niche global consulting and solutions company that brings unparalleled domain expertise in Banking and Finance, Telecom and Startups. Wissen Technology is a part of Wissen Group and was established in the year 2015. Wissen has offices in the US, India, UK, Australia, Mexico, and Canada, with best-in-class infrastructure and development facilities. Wissen hassuccessfully delivered projects worth $1 Billion for more than 25 of the Fortune 500 companies. The Wissen Group overall includes more than 4000 highly skilled professionals. Wissen Technology provides exceptional value in mission critical projects for its clients, through thought leadership, ownership, and assured on-time deliveries that are always ‘first time right’. Our team consists of 1200+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like Wharton, MIT, IITs, IIMs, and NITs and with rich work experience in some of the biggest companies in the world. Wissen Technology offers an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation. We have been certified as a Great Place to Work® for two consecutive years (2020-2022) and voted as the Top 20 AI/ML vendor by CIO Insider.
*Job description:*
*Company:* Innovative Fintech Start-up
*Location:* On-site in Gurgaon, India
*Job Type:* Full-Time
*Pay:* ₹100,000.00 - ₹150,000.00 per month
*Experience Level:* Senior (7+ years required)
*About Us*
We are a dynamic Fintech company revolutionizing the financial services landscape through cutting-edge technology. We're building innovative solutions to empower users in trading, market analysis, and financial compliance. As we expand, we're seeking a visionary Senior Developer to pioneer and lead our brand-new tech team from the ground up. This is an exciting opportunity to shape the future of our technology stack and drive mission-critical initiatives in a fast-paced environment.
*Role Overview*
As the Senior Developer and founding Tech Team Lead, you will architect, develop, and scale our core systems while assembling and mentoring a high-performing team. You'll work on generative AI-driven applications, integrate with financial APIs, and ensure robust, secure platforms for trading and market data. This role demands hands-on coding expertise combined with strategic leadership to deliver under tight deadlines and high-stakes conditions.
*Key Responsibilities*
Design, develop, and deploy scalable backend systems using Python as the primary language.
Lead the creation of a new tech team: recruit, mentor, and guide junior developers to foster a collaborative, innovative culture.
Integrate generative AI technologies (e.g., Claude from Anthropic, OpenAI models) to enhance features like intelligent coding assistants, predictive analytics, and automated workflows.
Solve complex problems in real-time, optimizing for performance in mission-critical financial systems.
Collaborate with cross-functional teams to align tech strategies with business goals, including relocation planning to Dubai.
Ensure code quality, security, and compliance in all developments.
Thrive in a high-pressure environment, managing priorities independently while driving projects to completion.
*Required Qualifications:*
7+ years of software development experience; 5+ years in Python.
Proven hands-on experience with OpenAI and Anthropic (Claude) APIs in production systems.
Strong problem-solving skills and ability to operate independently in ambiguous situations.
Experience leading projects, mentoring developers, or building teams.
Bachelor’s/Master’s degree in Computer Science, Engineering, or equivalent experience.
Experience with financial markets, trading systems, or market data platforms.
Familiarity with Meta Trader integrations.
Cloud experience, especially Google Cloud Platform (GCP).
Knowledge of fintech compliance and trade reporting standards.
*What We Offer:*
Competitive salary and benefits package.
Opportunity to build and lead a team in a high-growth Fintech space.
A collaborative, innovative work culture with room for professional growth.
*Job Types:* Full-time, Permanent
*Work Location:* In person
About the job
The Role:
We are looking for an enthusiastic Technology Lead (Python or Node), who adopts a hands-on approach and loves to build scalable, distributed and large web / mobile products. You would be responsible for designing the architecture, reviewing the code, building the technology and deploying web/mobile applications.
Responsibilities:
- Own the product development from scratch.
- Design and implementation of low-latency, high-availability, and performant applications.
- Architect scalable software solutions and mentor a team of high performing developers.
- Participate in code reviews, design reviews, SCRUM ceremonies, and troubleshoot to ensure uptime for live systems etc.
Requirements:
- Bachelor's degree in a technology-related field from a premier college.
- Prior 4+ years of experience in back-end development (Python/ Golang) in a start-up or a dynamic work environment.
- Good exposure in writing and optimizing SQL for high-performance systems.
- Understanding of asyncio and eventloop/ uvloop concepts. Knowledge of frameworks such as Quart/ Fastapi/ Starlette is preferred.
- Knowledge of AWS; Caching technologies like Redis, Memcache; ELK; mySQL Databases, etc.
- Strong understanding of System Design, Microservice Architecture, Kafka, Pub/Sub, Message queues, and in-memory data stores etc.
- Customer oriented, responsive to changes, and able to multi-task in a fast-paced environment.
We offer an innovative, fast paced, and entrepreneurial work environment where you’ll be at the centre of leading change by leveraging technology and creating boundless impact in the FinTech ecosystem.
Quantsapp is India's first Option Trading Analytics platform on mobile. With
ever-growing users,
it makes us one of the fastest growing platform for options trading in India.
Quantsapp wants to accelerate its growth even more and capture new
countries which requires the development team to grow.
At Qauntsapp we are looking for a dynamic team mate to take up a role of
Server side development to support the brain behind the application.
Job Summary :
- You will be responsible for developing new logics / products / features as
described by the business / research team.
- An ideal candidate should be strong in mathematical processes like
optimizations, matrix algebra, differential equation, simulation process etc.
and should also possess decent hands-on experience on python, sql server and
preferably Aws. IIT graduation is a plus.
Responsibilities :
- Create algorithms from scratch
- Create products and backend API's as described by the business team
- Back-test and create hypothesis as desired by the research team
- Code the backend of logics for consumption by the UI team
- Deploy websockets, rest api's & dynamic tcp, udp based data flow
- Deployment and maintenance of codes with version control
Requirements :
- Should possess a good knowledge of advanced computing and mathematical
process
- Strong hands-on on Python and optionally Matlab
- Knowledge of databases like Sql & No Sql
- Ability to work with tight time lines
- In depth knowledge and good hands on experience on Pandas and Numpy
- Knowledge of Option Markets is a plus
- Excellent organizational and multitasking ability
- Experience on AWS Cloud is a plus
- Participating in design discussions, documentation, and development with the team as needed.
- Reporting to team lead/ manager on daily activities planned, expected deliverables, and reports as defined for the project.
- Participating in requirement gatherings as required.
What you need to have:
- Backend Developer with 3+ yrs of experience
- You have spent at least 2 yrs in a solid back end role.
- Javascript, Typescript, NodeJS
- Client-server architecture
- OOP concepts, including design patterns
- Understanding of RDBMS (MySQL, Postgresql)
- Understanding of REST API
- Familiarity with frameworks such as ExpressJs, NestJs
- Knowledge of TDD frameworks mocha, chai, jest, etc
- Knowledge of AWS (Lambda, RDS, EC2, SQS, S3, ECS, etc)
- Attention to detail
- Excellent communication skills
- Flexible and focussed on solutions
- Organized and self-sufficient
- Prioritize learning and growth
- Enjoy working with a team
- You've prior experience in fintech
- You've had experience taking a problem to a product solution (module/ product)
- Prior experience working with startups and understand the fast-paced, dynamic nature of work.
- You're based in Bangalore, India
BASIC QUALIFICATIONS
- At least 8+ years of IT experience most of which will have been in helping the design and implementation of the software suite/module.
- 2+ years on any Cloud Platform (AWS, Azure, Google etc).
- Bachelor’s degree in Information Science / Information Technology, Computer Science, Engineering, Mathematics, Physics, or a related field.
- Strong verbal and written communication skills, with the ability to work effectively across internal and external organizations.
- Strong programming skills in Java.
- Strong hands-on experience in integrating multiple databases like Oracle, SQL Server, PostgreSQL etc.
- Deep hands-on experience in the design, development and deployment of business software at scale.
- Customer facing skills to represent AWS well within the customer’s environment and drive discussions with senior personnel regarding trade-offs, best practices, project management and risk mitigation
- Leading/Involved in highly-available and fault-tolerant enterprise and web-scale software applications.
- Experience in performance optimization techniques
- High end Troubleshooting and Communication skills.
- Proven experience with software development life cycle (SDLC) and agile/iterative methodologies required
PREFERRED QUALIFICATIONS
- Implementing experience with primary AWS services (EC2, ELB, RDS, Lambda, API Gateway Route53 & S3).
- AWS Solutions Architect Certified
- Experience in programming languages like Java/Python.
- Demonstrated ability to think strategically about business, product, and technical challenges
- Integration of AWS cloud services with on-premise technologies from Microsoft, IBM, Oracle, HP, SAP etc.
- Experience with IT compliance and risk management requirements (eg. security, privacy, SOX, HIPAA etc.).
- Extended travel to customer locations may be required to sell and deliver professional services as needed

Required Skills
- Proficiency in CS concepts such as Data Structures, Algorithms and Operating systems.
- More than 2 years of experience in a development Team with very good knowledge and hands-on experience using Java technologies.
- Knowledge of Java MVC Framework Spring MVC / Spring Boot.
- Good SQL and NoSQL skills
- Knowledge of/experience developing Web APIs using RESTFUL services.
- Deep expertise in at least one programming language & tech stack to write maintainable, scalable, unit-tested code - preferably Java.
Good to Have
- Strong object-oriented design skills, knowledge of design patterns, and an uncanny ability to design intuitive module and class-level interfaces.
- Participation in open source projects.
- Active involvement in solving problems on Github, Stackoverflow and similar other community groups
- Hands on experience on PubSub patterns such as Kafka / RMQ
- Experience with full life cycle development in any programming language on a Linux platform
Responsibilities and Duties
- You will translate high level business problems into scalable design and code.
- Create libraries & Utilities for larger consumption.
- Should understand and have knowledge on the application security practices/vulnerabilities.
- You will write performant, unit-tested code, develop object-oriented models and design data structure for new software projects taking systems aspects into account.
We are looking for a Node.js Developer who is proficient with writing API's, working with data, using AWS and capable of applying algorithms mainly machine learning-based to solve problems and create/modify features for our students. Your primary focus will be the development of all server-side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end. You will also be responsible for integrating the front-end elements built by your co-workers into the application. Therefore, a basic understanding of front-end technologies is necessary as well.
Responsibilities
- Integration of user-facing elements developed by front-end developers with server-side logic
- Writing reusable, testable, and efficient code
- Design and implementation of low-latency, high-availability, and performant applications
- Implementation of security and data protection
- Use of algorithms to drive data analytics and features.
- Ability to use AWS to solve scale issues.
Apply if you can only arrive for a face to face interview in Bangalore.








