
About Us
Tradelab Technologies is a leading fintech company building high-performance trading platforms, low-latency systems, and scalable market infrastructure for the global trading and broking ecosystem. We work at the intersection of technology, trading, and innovation.
Role Overview
We are looking for an experienced Python Backend Developer with strong expertise in trading, low-latency systems, or high-frequency trading (HFT). The ideal candidate will design, develop, and optimize backend components powering real-time trading systems.
Key Responsibilities
- Develop and maintain backend microservices and real-time trading components using Python.
- Build low-latency, high-throughput systems optimized for trading workflows.
- Integrate with market data feeds, order management systems, APIs, and broker/exchange interfaces.
- Write clean, scalable, and high-performance code with a focus on reliability and fault tolerance.
- Work closely with product, QA, and DevOps teams to deliver robust and scalable platforms.
- Troubleshoot production issues and optimize system performance.
- Ensure system security, stability, and compliance with industry standards.
Required Skills & Experience
- 5–8 years of backend development experience with Python.
- Strong experience in trading/HFT/fintech/market infrastructure is mandatory.
- Deep understanding of algorithms, data structures, and system design.
- Experience working with multithreading, multiprocessing, asynchronous programming.
- Strong knowledge of API development (REST, WebSockets).
- Experience with Redis, Kafka, RabbitMQ, PostgreSQL/MySQL, or similar technologies.
- Hands-on experience building low-latency and high-availability systems.
- Familiarity with Linux systems, shell scripting, and performance profiling.
- Exposure to FIX protocol, OMS, RMS, or market data systems is a plus.
Good to Have
- Knowledge of microservices architecture and containerization (Docker, Kubernetes).
- Understanding of exchange trading mechanisms and order lifecycles.
- Prior experience in broker terminals, algo systems, or risk engines.
Why Join Tradelab Technologies?
- Work on cutting-edge trading technologies impacting millions of users.
- Fast-paced, innovation-driven engineering culture.
- Opportunity to build mission-critical systems in fintech and HFT.
- Competitive compensation and growth opportunities.

About Tradelab Software Private Limited
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Notice Period : Immediate to 15 Days (Serving NP acceptable)
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- 3.5 to 5 yrs → up to 18 LPA
- 5+ yrs → up to 25 LPA
Mandatory Skills : Java 8/17, Spring Boot, REST APIs, Hibernate/JPA, SQL/RDBMS, OOPs, Design Patterns, Git/GitHub, Unit Testing, Microservices (Good Coding Skills Mandatory)
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Hiring multiple Java Developers to build scalable and performance-driven applications. Strong hands-on coding and problem-solving skills required.
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About OneAssist
OneAssist is founded with a vision to provide a ubiquitous platform for assistance & protection services to customers.
A leader in Assistance and Protection products across Home Appliances, Personal Electronics, Physical and Mobile Wallets, OneAssist is a Technology-led organization. It has created a horizontal Assitance and Protection platform powered by Technology, Analytics and Data Science.
OneAssist wants to provide consumers the convenience of availing assistance and protection products through digital touch points- Mobile App, website, Voice and chat.
Founded in 2011, OneAssist has been well funded by Marquee investors, Sequoia Capital, Lightspeed Venture Partners, Assurant Solutions and Trifecta Capital with total cumulative funding of $33.2 Million. The latest Series C funding of &17.5 Million was raised in 2017.
Some of our significant partnerships are with Airtel, HDFC, HomeCredit, Pinelabs, InstaCash and more.
https://www.linkedin.com/company/oneassist-consumer-solutions/about/">https://www.linkedin.com/company/oneassist-consumer-solutions/about/
https://www.oneassist.in">https://www.oneassist.in
Job Description:
- Write maintainable/scalable/efficient code.
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https://www.alivecor.com/">AliveCor, the pioneer of the smartphone EKG, with millions of EKGs from a large and growing user base, seeks a Senior Software Engineer (Backend). You will be an integral member of our engineering team.
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Watch the following video demonstrating our product.
https://www.youtube.com/watch?v=8I9xosgA-Ig">https://www.youtube.com/watch?v=8I9xosgA-Ig
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