Python Backend Engineer (2-3 Years)

Crest Ventures Limited; Mumbai; On-site; INR 800,000 - 1,500,000; Full time

Benefits offered by this job

Mentorship opportunities

Learning budgets

Job summary

A financial technology firm in Mumbai is seeking an experienced Python Backend Engineer to develop scalable backend solutions for algorithmic trading. The role involves designing systems for high-performance execution, integrating exchange APIs, and optimizing order management. Ideal candidates will have strong expertise in Python, API development, and a passion for trading technology. This position offers opportunities for mentorship and professional growth in a collaborative environment.

Qualifications

• Strong proficiency in Python with a focus on backend development.
• Expertise in API development and integration using REST, WebSockets, FIX protocol.
• Experience with asynchronous programming for high-concurrency applications.

Responsibilities

• Design and develop scalable backend systems for real-time trading applications.
• Integrate multiple exchange APIs for seamless connectivity.
• Develop APIs using FastAPI for efficient backend service delivery.

Skills

Python

API Development

Asynchronous Programming

Database Systems

Tools

Docker

Kubernetes

AWS

Job description

Job Title: Python Backend Engineer

Location: Nariman Point, Mumbai

Experience: 2-3 Years

Position Overview

We are seeking an experienced Python Backend Engineer to join our team in building high-performance, scalable backend systems for algorithmic trading. The ideal candidate will have strong expertise or interest in developing exchange integrations, optimizing order management systems, and ensuring low-latency execution. Experience with FastAPI and Golang is a strong plus.

Responsibilities

• Design and develop scalable backend systems for real-time trading applications.
• Build and optimize order management systems with smart order routing capabilities.
• Integrate multiple exchange APIs (REST, WebSockets, FIX protocol) for seamless connectivity.
• Develop high-performance execution engines with low-latency trade execution using Python and optionally Golang.
• Develop APIs using FastAPI for efficient and fast backend service delivery.
• Implement real-time monitoring, logging, and alerting systems to ensure reliability.
• Design fault-tolerant and distributed architectures for handling large-scale transactions.
• Work on message queues (RabbitMQ, Kafka) for efficient data processing.
• Ensure system security and compliance with financial industry standards.
• Collaborate with quant researchers and business teams to implement trading logic.

Required Technical Skills

• Strong proficiency in Python (2+ years) with a focus on backend development.
• Expertise in API development and integration using REST, WebSockets, and FIX protocol.
• Experience with asynchronous programming (asyncio, aiohttp) for high-concurrency applications.
• Strong knowledge of database systems (MySQL, PostgreSQL, MongoDB, Redis, time-series databases).
• Proficiency in containerization and orchestration (Docker, Kubernetes, AWS).
• Experience with message queues (RabbitMQ, Kafka) for real-time data processing.
• Knowledge of monitoring tools (Prometheus, Grafana, ELK Stack) for system observability.
• Experience with scalable system design, microservices, and distributed architectures.

Good To Have Qualifications

• Experience with real-time data processing and execution.
• Experience developing backtesting engines capable of processing millions of events per second.
• Knowledge of quantitative trading strategies and algorithmic trading infrastructure.
• Contributions to open-source backend or data engineering projects.

Where Do You Fit?

This is a high-impact role with direct interaction with the founding team. You’ll have mentorship, learning budgets, and opportunities to grow as a specialist or take a generalist route.

At Crest, we value ownership, responsibility, and the right mindset. We encourage you to leverage your strengths, improve your weaknesses, and make meaningful contributions.

Skills: python,trading,fastapi