Senior Software Engineer (Python - Data Engineering)

Who are we :

Trendlyne is a funded, profitable products startup in the financial markets space. We have cutting-edge analytics products built for Indian and US customers, for stock markets and mutual funds.

Our founders are IIT + IIM graduates, with strong tech and marketing experience. We have top finance and management experts on the Board of Directors.

What do we do :

We build powerful analytics in the US and Indian stock market space that are best in class. Organic growth in B2B and B2C products has already made the company profitable. We deliver 1 billion+ APIs every month to B2B customers, and have a B2C website and app.

Tech Stack :

• Python (Django / Flask / FastAPI)
• PostgreSQL / MySQL
• Redis / caching systems
• REST APIs

Job Responsibilities :

• Develop and maintain scalable, robust backend systems using Python frameworks.
• Work closely with product managers and other cross-functional teams to help define, scope, and deliver world-class products and high-quality features addressing key user needs.
• Translate requirements into system architecture and implement code while considering performance issues of dealing with billions of rows of data and serving millions of API requests every hour.
• Ability to take full ownership of the software development lifecycle from requirement to release.
• Writing and maintaining clear technical documentation enabling other engineers to step in and deliver efficiently.
• Embrace design and code reviews to deliver quality code.
• Play a key role in taking Trendlyne to the next level as a world-class engineering team.
• Develop and iterate on best practices for the development team, ensuring adherence through code reviews.
• As part of the core team, you will be working on cutting-edge technologies like AI products, online backtesting, data visualization, and machine learning.
• Proficient understanding of the performance of web and mobile applications.

Job Requirements :

• 1+ years of experience with Python and Django / Flask / FastAPI.
• Good knowledge of APIs, databases, and system performance.
• Strong understanding of relational databases like PostgreSQL or MySQL and Redis.
• Ownership mindset: you build it, ship it, and take responsibility for it in production.
• Strong communication skills: ability to articulate technical decisions clearly to both engineers and non-technical stakeholders.
• Bonus: Familiarity with JavaScript, HTML, or CSS is a plus but not required.

Role Overview

We’re hiring a Senior Backend Engineer who can build high-performance backend systems using Node.js. You’ll work on complex engineering problems, optimize for scale, and own features end-to-end.

Key Responsibilities

● Develop backend services, APIs, and microservices using Node.js frameworks (Express, Nest.js).

● Own modules end-to-end: design → implementation → testing → deployment.

● Write high-quality, testable, maintainable code.

● Optimize performance, scalability, and reliability across systems.

● Troubleshoot production issues, perform RCA, and improve stability.

● Work with databases (SQL & NoSQL), caching, and async processing.

● Collaborate with DevOps for CI/CD, deployments, and automation.

● Contribute to improving engineering standards, documentation, and processes

What we’re looking for:

● 4 to 7 years of hands-on backend development experience.

● Strong in Node.js, async patterns, TypeScript (preferred), and REST APIs.

● Solid understanding of: Data modeling Queues & background jobs Caching (Redis) API optimization

● Experience with relational DBs (PostgreSQL/MySQL) and NoSQL (DynamoDB/MongoDB/ Redis).

● Experience with messaging/queues: Kafka, RabbitMQ, SQS, or equivalent.

● Familiarity with Docker, Git, and CI/CD pipelines.

● Exposure to AWS or cloud infrastructure.

● Strong debugging and performance tuning skills.

● Ability to work in a fast-paced, startup-like environment.

Here are answers to some questions you may have

Where is your office?

Chennai (Velachery)

Work Model

Work from Office – because great stories are built in person!

Do you have an online presence?

https://amura.ai (we are @AmuraHealth on all social media)

For better insights:

https://drive.google.com/file/d/11UHgXqYc7XSJ3IAdFyEm-EurgOzqsmzA/view?usp=sharing

Job description for Python/Backend Developer

We are actively looking for backend software engineers who are passionate about building cutting-edge systems that work on the latest tech stack (Python, Django) but also help save lives. You’ll have the opportunity to learn and lead the development of several AI-enabled products and solutions within the company that are geared to help accelerate the development of new cures and to reduce the inefficiencies in how healthcare information is managed. 

Key Responsibilities:

• Design, develop, and deploy scalable APIs using Python/Django.
• Integrate third-party APIs like Facebook page API, Google Business API, and all other social APIs (10+)
• Collaborate with cross-functional teams to define, design, and ship new features.
• Write clean, maintainable, and testable code.
• Develop and maintain authentication mechanisms, including OAuth, JWT, and SSO integration with third-party providers.
• Optimize and maintain existing APIs for performance and scalability.

Required Skills and Qualifications:

• Education: Bachelor’s degree in Computer Science, Information Technology, or related field.
• Experience:
• 2+ years of experience in Python development.
• Proven experience in designing and developing RESTful APIs.
• Advanced proficiency in Python programming.
• Strong experience with databases (e.g., MySQL, Elasticsearch).
• Hands-on experience with SSO protocols and implementation (e.g., OAuth, SAML, OpenID Connect).
• Experience integrating SSO with third-party providers.
• Proficiency in using JSON Web Tokens (JWT) for secure data exchange

• Technical Skills:
• Proficiency in Python and Python frameworks (Django, Flask).
• Solid understanding of web technologies (HTTP, SSL/TLS, JSON, XML).
• Familiarity with API documentation tools (e.g., Swagger, Postman).
• Experience with version control systems (e.g., Git).
• Expertise in authentication and authorization methods.
• Ability to write clean, maintainable, and efficient code following best practices.
• Experience in writing unit tests for code to ensure reliability and maintainability

Responsibilities and Duties:

• Expert in Python, with knowledge of Python web framework - Django
• Familiarity with backend automated testing tools and frameworks
• Experience with backend/API development
• Architect, develop and maintain backend libraries/codebase, database & server.
• Develop object-oriented software, with mastery of one or more relevant languages (Django).
• Evaluate competitive and innovative products and design approaches to identify best practices and encourage innovation.
• Understanding the requirement of a client, document the scope and chart out a plan of implementing the scope
• Work with design team to give inputs related to the wire-frames and then the design along with incorporating Client Feedback
• Explore the difference between B2B and B2C projects before implementing the code
• Work in teams of 2-3 on various projects as per the requirement using git as version control
• Having good knowledge of APIs creation and database architecture
• Good Grasp in respective technology (Django)
• Documenting the process and main functions along the developing process
• Design and develop highly scalable, highly available, reliable, secure, and fault-tolerant systems with minimal guidance for one of the fastest-growing companies in India.

Required Experience, Skills and Qualifications:

• 3-5 years of experience required
• Strong hand on Django-Python
• Excellent knowledge of using the Git version control system and deployment via Git.
• You have creative visualization, critical thinking, deductive & pragmatic reasoning and can think out-of-the-box
• Ability to quickly adapt & independently work in a fast-paced Agile environment with minimum supervision.
• A self-starter with demonstrated ability to take initiative, who can proactively identify issues/opportunities and recommend action.

Requirements:

• Should be a go-getter, ready to shoulder more responsibilities, shows enthusiasm and interest in work.
• Excellent core Python skills including threading, dictionary, OOPS Concept, Data structure, Web service.
• Should have work experience on following stacks/libraries: Flask
• Familiarity with some ORM (Object Relational Mapper) libraries
• Able to integrate multiple data sources and databases into one system
• Understanding of the threading limitations of Python, and multi-process architecture Familiarity with event-driven programming in Python
• Basic understanding of front-end technologies, such as Angular, JavaScript, HTML5 and CSS3
• Writing reusable, testable, and efficient code
• Design and implementation of low-latency, high-availability, and performant applications
• Understanding of accessibility and security compliance

Experience in both RDBMS(MySQL), NoSQL databases (MongoDB, HDFS, HIVE etc) or in-memory caching technologies such as ehcache etc is preferable

• To take lead and manage the backend team.
• Taking ownership and developing new micro services/systems to improve the products.
• Managing and adding on to our linux based content management system as well as our web servers.

• 4+ years of hands-on experience working with serverless architecture.
• Hands-on experience with products at a scale of > 50K DAUs.
• Should be able to architect and implement complex services/systems in a simple and scalable manner.
• Self starter with the ability to lead a team.
• Should be an expert in: Python. AWS Lambda, RDS and EC2 SQL databases, specifically postgresql. NOSQL Database, specifically dynamoDB.
• Should be able to write automated test cases for developed code.
• Should be proficient in the linux environment.
• Having the following skills will an added bonus: Experience developing with Neo4j databases. Firebase services. * Experience working with Docker and ECS.

• Your word counts You’ll get to play a key role in shaping up the product roadmap and will be involved in every stage
• Learning never stops With  advancing into the growth stage, there is immense potential and relevance to apply new developments you learn in your domain
• Sponsored training Do you want to learn something that helps improve your productivity or knowledge? We’ll sponsor that
• Remote friendly Even before Covid, half of us worked from home. Heck, you want to work from a village? Go for it.

• Healthy company culture We nurture a conducive environment for your personal and professional growth, and take extreme care to make sure you are happy at work
• Everyone gets to lead You own your idea, and you lead it’s execution
• Smart work is what matters with us We don’t count hours. We value getting the work done
• Teammates who will sing and jam with you

Responsibilities:

• Design and implement backend infrastructure and APIs.

• Write high quality code that is robust, readable and scales.

• Possess the drive to dive deep. thrive and progress even in ambiguous situations.

• Encourage and support knowledge sharing within teams and external groups.

• Troubleshoot & debug applications.

• Adopt problem solving as a way of life - always go to the root cause.

• Collaborate with the team to discuss and implement ideas.

• Build responsive, robust and optimised applications.

Requirements:

• Passionate about building backend systems.

• Desire to explore new ideas, open to other ideas as well.

• Love for writing clean, beautiful, readable and testable code.

• Experience in designing extensible DRY code.

• Our stack is based on Django, Python3 Celery, Angular and Postgres.

• We expect you to have a good understanding of Python. It's even better if you are familiar with some of Git. Django, Celery, Redis and Unix Shell.

• Good foundation in CS fundamentals – algorithms, data structures
• Strong design and data modeling skills
• Good understanding of SQL and NOSQL databases
• Good concepts of object oriented programming and design patterns

• Location - Remote 

  Good to have

  • Familiarity with microservices design and testing
  • Familiarity with docker based setup
  • Prior experience in designing scalable microservices
  • Familiarity with cloud infrastructure and cloud deployment
  • Familiarity with CI/ CD pipelines