Job Description:
We are looking for a Python Web Developer responsible for managing the interchange of data between the server and the users. Your primary focus will be the development of all server-side logic, 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:
- Writing reusable, testable and efficient code.
- Design and implementation of low-latency, high-availability, and performant applications.
- Integration of user-facing elements developed by front-end developers with server side logic.
- Implementation of security and data protection.
- Integration of data storage solutions (may include databases, key-value stores, blob stores, etc.)
Skills And Qualifications:
- Expert in Python, with knowledge of at least one Python web framework (such as Django, Flask, etc depending on your technology stack).
- 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.
- Good understanding of server-side templating languages.
- Basic understanding of front-end technologies, such as JavaScript, HTML5, and CSS3.
- Understanding of accessibility and security compliance (depending on the specific project).
- Knowledge of user authentication and authorization between multiple systems, servers and environments.
- Understanding of fundamental design principles behind a scalable application.
- Familiarity with event-driven programming in Python.
- Understanding of the differences between multiple delivery platforms, such as mobile vs desktop, and optimizing output to match the specific platform.
- Able to create database schemas that represent and support business processes.
- Strong unit test and debugging skills.

About WorksDelight
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🚀 Hiring: Python Developer
⭐ Experience: 2+ Years
📍 Location: Mumbai
⭐ Work Mode:- 5 Days Work From Office
⏱️ Notice Period: Immediate Joiners
(Only immediate joiners & candidates serving notice period)
Looking for a skilled Python Developer with experience in Django / FastAPI and MongoDB / PostgreSQL.
⭐ Must-Have Skills:-
✅ 2+ years of professional experience as a Python Developer
✅Proficient in Django or FastAPI
✅Hands-on with MongoDB & PostgreSQL
✅Strong understanding of REST APIs & Git
What you’ll be doing
Weare much more than our job descriptions, but here is where you will begin:
As a Senior Software Engineer Data & ML You’ll Be:
● Architect, design, test, implement, deploy, monitor and maintain end-to-end backend
services. You build it, you own it.
● Work with people from other teams and departments on a day to day basis to ensure
efficient project execution with a focus on delivering value to our members.
● Regularly aligning your team’s vision and roadmap with the target architecture within your
domain and to ensure the success of complex multi domain initiatives.
● Integrate already trained ML and GenAI models (preferably GCP in services.
ROLE:
Whatyou’ll need,
Like us, you’ll be deeply committed to delivering impactful outcomes for customers.
What Makes You a Great Fit
● 5 years of proven work experience as a Backend Python Engineer
● Understanding of software engineering fundamentals OOPS, SOLID, etc.)
● Hands-on experience with Python libraries like Pandas, NumPy, Scikit-learn,
Lang chain/LLamaIndex etc.
● Experience with machine learning frameworks such as PyTorch or TensorFlow, Keras, being
proficient in Python
● Hands-on Experience with frameworks such as Django or FastAPI or Flask
● Hands-on experience with MySQL, MongoDB, Redis and BigQuery (or equivalents)
● Extensive experience integrating with or creating REST APIs
● Experience with creating and maintaining CI/CD pipelines- we use GitHub Actions.
● Experience with event-driven architectures like Kafka, RabbitMq or equivalents.
● Knowledge about:
o LLMs
o Vector stores/databases
o PromptEngineering
o Embeddings and their implementations
● Somehands-onexperience in implementations of the above ML/AI will be preferred
● Experience with GCP/AWS services.
● You are curious about and motivated by the future trends in data, AI/ML, analytics
- Strong understanding of Core Python, data structures, OOPs, exception handling, and logical problem-solving.
- Experience in at least one Python framework (FastAPI preferred, Flask/Django acceptable).
- Good knowledge of REST API development and API authentication (JWT/OAuth).
- Experience with SQL databases (MySQL/PostgreSQL) & NoSQL databases (MongoDB/Firestore).
- Basic understanding of cloud platforms (GCP or AWS).
- Experience with Git, branching strategies, and code reviews.
- Solid understanding of performance optimization and writing clean, efficient code.
- Develop, test, and maintain high-quality Python applications using FastAPI (or Flask/Django).
- Design and implement RESTful APIs with strong understanding of request/response cycles, data validation, and authentication.
- Work with SQL (MySQL/PostgreSQL) and NoSQL (MongoDB/Firestore) databases, including schema design and query optimization.
- Experience with Google Cloud (BigQuery, Dataflow, Notebooks) will be a strong plus.
- Work with cloud environments (GCP/AWS) for deployments, storage, logging, etc.
- Use version control tools such as Git/BitBucket for collaborative development.
- Support and build data pipelines using Dataflow/Beam and BigQuery if required.
- Experience with GCP services like BigQuery, Dataflow (Apache Beam), Cloud Functions, Notebooks etc
- Good to have Exposure to microservices architecture.
- Familiarity with Redis, Elasticsearch, or message queues (Pub/Sub, RabbitMQ, Kafka).
- 8+ years of relevant work experience
- Well-versed in data structures, algorithms, and software design. Programming experience with at least one of
- Java or Python and object-oriented design
- Knowledge on SQL, NoSQL databases, Messaging/Caching technologies and AW deployments is a plus
- Exposure to the architecture and design (design patterns, security, reliability and scaling) of new and current systems. Experience in building highly scalable business applications, which involve implementing large complex business flows involving multiple third-party integrations
- Prior startup experience is a plus
We are actively seeking software development engineers who are interested in designing robust trading systems and refining programs to efficiently manage various types of financial market data that facilitate our quantitative investment research. By designing and improving the firm's internal applications, the SDE will play a key role in expanding the firm's trading capabilities.
Responsibilities:
- Management & scaling up existing infrastructure for high-frequency market data capture.
- Develop a scalable and consistent data handling infrastructure for the above data to facilitate efficient backtesting of quantitative investment strategies.
- Perform R& D; to build a software platform in Python for backtesting various kind of investment strategies using the above databases.
- This will involve studying the strategy development process and performance evaluation metrics.
- Develop autopilot risk-management systems to monitor live performance of the Portfolio.
- Improve the existing algorithms to achieve better execution price and reduce the latency.
Requirements:
Our ideal candidate would have graduated with a degree in computer science from a top university with 1-3 years industry experience, along with:
- High Level of proficiency in Python and good knowledge of Matlab/C++/C#.
- Past experience in dealing with large datasets and Knowledge of database administration and network programming will be a plus.
- Well-versed in software engineering principles, frameworks and technologies.
- The ability to manage multiple tasks in a fast-paced environment.
- Excellent analytical and problem solving abilities.
- A keen interest in learning about the financial markets.
To be the right fit, you'll need:
- Excellent knowledge in one or more of Python/NodeJS REST Frameworks
- Hands on experience in system architecture and data modelling. Experience with databases like MySQL, Postgres, MongoDB.
- Devops capabilities - with good understanding of deployments and cloud infrastructure. In depth knowledge of container architecture using Docker is must.
- Scaled systems using RabbitMQ/ Redis /Celery/ Kafka










