Open Theory Labs is looking for a skilled Senior Node.js Engineer to join their team in Gurugram. If you enjoy building high-performance systems and want to own the architecture behind real-time trading platforms, this is an opportunity worth considering.
Role Overview
This is a high-ownership position. You won’t just be churning out tickets; you will be responsible for shaping the entire backend architecture that powers the company’s web and mobile trading products. The team focuses on creating fast, secure, and reliable services that handle significant traffic.
You will spend your time building low-latency features using WebSockets, designing clean APIs, and optimizing data flow. Whether you are working on live price updates, secure payment gateway integrations, or ensuring top-tier system security, your work will have a direct impact on the user experience.
Key Eligibility & Requirements
Open Theory Labs is looking for someone with a solid background in backend engineering and financial systems. If you have the following experience, you are a strong candidate:
- Experience: At least 5 years of professional backend development.
- Tech Stack: Deep expertise in Node.js and TypeScript is a must.
- Domain Knowledge: Previous experience working on trading platforms, fintech, or high-stakes financial applications.
- Real-time Skills: Proficiency with WebSockets, Socket.IO, or event streaming technologies.
- Database & Tools: Hands-on experience with PostgreSQL, MongoDB, Redis, and message queues like Kafka or BullMQ.
- Infrastructure: Comfortable working with AWS/GCP, Docker, and managing robust CI/CD pipelines.
The company values clean, maintainable code and expects you to set high standards for testing and observability while mentoring fellow engineers.
Why Apply?
This role is ideal for engineers who are tired of minor feature updates and want to work on complex, high-traffic systems. You will play a pivotal role in architectural decision-making, ensuring the platform remains secure and scalable. The environment favors clear thinking and a culture of engineering excellence, making it a great place to grow your career in the fintech space.
How to Apply
Interested candidates can head over to the application page on LinkedIn to review the full details and submit their profile. Ensure your resume highlights your experience with high-concurrency systems and fintech projects to stand out.
Click here to view the job and apply
Frequently Asked Questions (FAQ)
What is the primary location for this job?
This position is based out of Gurugram.
What experience level is required for this role?
Open Theory Labs is looking for an experienced developer with at least 5 years of backend engineering experience.
Is this a remote role?
The job listing specifies a location in Gurugram, indicating an on-site or hybrid focus. Please verify current work-from-office requirements directly on the application page.