Senior Backend Developer

Who are we?

Trendlyne is a Series-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. 

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 have already made the company profitable. We deliver 1 billion+ APIs every month to B2B customers, and have 25 Lakh+ Monthly Average users on Trendlyne B2C website and app.

Visit us at trendlyne.com, or look for the trendlyne mobile app on the Google Play Store:

https://play.google.com/store/apps/details?id=com.trendlyne.markets

Tech Stack

• Python (Django)
• PostgreSQL / MySQL manages millions or row insertions each day
• Vector Databases / RAG manages all documents 
• Redis / caching systems
• REST APIs
• 100+ AI tooling and Foundation model integrations

Job Responsibilities : 

• Develop and maintain scalable, robust backend systems using Python and Django framework. 
• 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. 
• Develop and maintain scalable, robust backend systems using Python and Django framework.
• Proficient understanding of the performance of web and mobile applications.

Job Requirements : 

• Ownership mindset: you build, ship, and improve 
• At least 1+ years of experience with Python and Django. 
• Good knowledge of APIs, databases, and system performance
• Strong understanding of relational databases like PostgreSQL or MySQL and Redis. - (Optional): Experience with web front-end technologies such as JavaScript, HTML, and CSS

We are looking for a Technical Lead - GenAI with a strong foundation in Python, Data Analytics, Data Science or Data Engineering, system design, and practical experience in building and deploying Agentic Generative AI systems. The ideal candidate is passionate about solving complex problems using LLMs, understands the architecture of modern AI agent frameworks like LangChain/LangGraph, and can deliver scalable, cloud-native back-end services with a GenAI focus.

Key Responsibilities :

- Design and implement robust, scalable back-end systems for GenAI agent-based platforms.

- Work closely with AI researchers and front-end teams to integrate LLMs and agentic workflows into production services.

- Develop and maintain services using Python (FastAPI/Django/Flask), with best practices in modularity and performance.

- Leverage and extend frameworks like LangChain, LangGraph, and similar to orchestrate tool-augmented AI agents.

- Design and deploy systems in Azure Cloud, including usage of serverless functions, Kubernetes, and scalable data services.

- Build and maintain event-driven / streaming architectures using Kafka, Event Hubs, or other messaging frameworks.

- Implement inter-service communication using gRPC and REST.

- Contribute to architectural discussions, especially around distributed systems, data flow, and fault tolerance.

Required Skills & Qualifications :

- Strong hands-on back-end development experience in Python along with Data Analytics or Data Science.

- Strong track record on platforms like LeetCode or in real-world algorithmic/system problem-solving.

- Deep knowledge of at least one Python web framework (e.g., FastAPI, Flask, Django).

- Solid understanding of LangChain, LangGraph, or equivalent LLM agent orchestration tools.

- 2+ years of hands-on experience in Generative AI systems and LLM-based platforms.

- Proven experience with system architecture, distributed systems, and microservices.

- Strong familiarity with Any Cloud infrastructure and deployment practices.

- Should know about any Data Engineering or Analytics expertise (Preferred) e.g. Azure Data Factory, Snowflake, Databricks, ETL tools Talend, Informatica or Power BI, Tableau, Data modelling, Datawarehouse development.

Key skills : Python, Numpy, Panda, SQL, ETL 

Roles and Responsibilities:

- The work will involve the development of workflows triggered by events from other systems

- Design, develop, test, and deliver software solutions in the FX Derivatives group

- Analyse requirements for the solutions they deliver, to ensure that they provide the right solution

- Develop easy to use documentation for the frameworks and tools developed for adaption by other teams

Familiarity with event-driven programming in Python

- Must have unit testing and debugging skills

- Good problem solving and analytical skills

- Python packages such as NumPy, Scikit learn

- Testing and debugging applications.

- Developing back-end components.

Job Title: Odoo Developer

Job Summary:

We are seeking an experienced Odoo Developer to join our dynamic team. The ideal candidate will be responsible for customizing, developing, and implementing Odoo ERP solutions. You will work closely with clients to understand their business needs and create tailored solutions to enhance business processes and improve efficiency.

Key Responsibilities:

• Odoo Customization & Development: Customize and develop Odoo modules based on client requirements.
• Module Creation: Design, implement, and maintain custom Odoo modules for various business functions (e.g., sales, inventory, accounting).
• Integration: Integrate Odoo with third-party applications and external systems through APIs.
• Database Management: Manage and optimize PostgreSQL databases associated with Odoo.
• Bug Fixing & Troubleshooting: Identify, diagnose, and resolve issues in Odoo systems to ensure smooth operations.
• Odoo Upgrades: Perform Odoo version upgrades and ensure compatibility of modules across different versions.
• User Support: Provide technical support to users and assist in troubleshooting issues.
• Documentation: Maintain proper documentation of all customizations and development work.
• Collaboration: Work closely with project managers, business analysts, and clients to deliver the best solutions.

Skills & Qualifications:

• Strong proficiency in Python and experience with the Odoo framework.
• Experience in developing and customizing Odoo modules and reports (Qweb).
• Solid understanding of SQL, PostgreSQL, and database management.
• Knowledge of JavaScript, XML, HTML, and CSS for front-end customization.
• Familiarity with API integration and third-party system integration.
• Strong problem-solving and debugging skills.
• Experience with version control systems like Git.
• Ability to work on multiple projects and meet deadlines in a fast-paced environment.
• Good communication skills and ability to collaborate with clients and team members.
• Bachelor’s degree in Computer Science, Information Technology, or a related field (or equivalent experience).

Preferred Skills:

• Experience in Odoo eCommerce and Odoo Studio.
• Knowledge of project management methodologies (e.g., Agile).
• Familiarity with Odoo security best practices and performance optimization.

Why Join Us?

• Opportunity to work on exciting Odoo projects across different industries.
• Collaborative and supportive work environment.
• Competitive salary and benefits.

We are looking for a Backend developer who is passionate about building end to end applications. 

What you will be doing: 

• Designing and developing scalable applications and takes care of test and deployment as well. 
• Managing individual project priorities, deadlines, and deliverables. 
• Architect and implement software libraries in a multi-cloud environment 
• Design and build a flexible logging, monitoring, and alerting infrastructure 
• Build scalable APIs using python and is familiar with the latest developments in the language 

Skills Required: 

• Expert in Python 3 
• Detailed knowledge of Python web framework Django or Flask (2 to 3 years) 
• Familiarity with some ORM (Object Relational Mapper) libraries, 
• Knowledge of Django REST framework and its concepts like Serializers, Viewsets, Filters, Mixins. 
• Experience with relational databases like PostgreSQL, MySQL 
• Experience with Python libraries like Pandas, Numpy. 
• Experience with databases NoSQL databases like MongoDB, Cassandra, DynamoDB is a big plus 
• Experience with technologies like Celery, Gunicorn, Redis. 
• Knowledge of Computer Science fundamentals in object-oriented design, data structures, algorithm design, problem-solving, complexity analysis, databases, networking, and distributed systems. 
• Experience with working on Linux system, GIT, CI/CD pipelines. 
• Experience in designing scalable architectures to support a data-intensive application. 
• Experience of working with AWS services like EC2, S3, RDS, lambda etc. 
• Previous work experience at a product-based company or startup would be a bonus. 
• Prior experience working in IoT domain or energy sector will be plus. 

Personality traits we really admire: 

• Great attitude to ask questions, learn, and suggest process improvements. 
• Attention to detail and helps identify edge cases. 
• Equal importance to planning, coding, code reviews, documentation, and testing. 
• Highly motivated and coming up with fresh ideas and perspectives to help us move towards our goals faster. 
• Adheres to release cycles and absolute commitment to deadlines. 

Job Description :-

• Have intermediate/advanced knowledge of Python.
• Hands-on experience with OOP in Python. Flask/Django framework, ORM with MySQL, MongoDB is a plus.
• Must have experience of writing shell scripts and configuration files. Should be proficient in bash.
• Should have excellent Linux administration capabilities.
• Working experience of SCM. Git is preferred.
• Should have knowledge of the basics of networking in Linux, and computer networks in general.
• Experience in engineering practices such as code refactoring, design patterns, design driven development, Continuous Integration.
• Understanding of Architecture of OpenStack/Kubernetes and good knowledge of standard client interfaces is a plus.
• Code contributed to OpenStack/Kubernetes community will be plus.
• Understanding of NFV and SDN domain will be plus.