The HFT team of Delta6Labs is looking for a Senior Full-Stack Developer with experience in creating highly scalable, high-performance applications across the technology stack in the high-frequency trading domain. You will be building a scalable solution end-to-end as a Senior Full Stack Engineer and help build high-throughput real-time traders. Also, you will collaborate with other teams that design, develop, and optimize mission-critical systems capable of processing real-time events at scales measured in billions of transactions. What You Will Own

- Development of a scalable back-end service written with Node. JS and TypeScript
- Build a Mobile Ready React Frontend (Responsive + High Performance ) JS and Vue. js
- Develop a REST API WebSockets for building real-time communication systems
- Experienced in the development of real-time streaming data processing and high-concurrency architecture
- You will guide the system architecture, design choices, and code quality.
- Integration with Third-party APIs, Payment gateways, and External data providers
- Build scalable and reliable applications.
- Secure authentication, authorization, and data protection best practices
- Integrate with CI/CD pipelines, deploy, and provide production support
- Take part in code reviews, debugging, and technical documentation.

What We re Looking For
- Someone who has 4+ years of experience in full-stack development

The Ideal candidate should have strong expertise in
- Backend: Node. JS, TypeScript




- Frontend: React.js, Vue.js
- Database knowledge (PostgreSQL, MongoDB, and Redis)
- Experience working with real-time systems (WebSockets, event-driven architecture)
- Have knowledge of designing high-performance scalable systems.
- Knowledge in Cloud platform knowledge (AWS preferred) and Containerization (Docker)
- Outstanding analytical and debugging skills
- Work experience in rapid-paced, high-impact settings

Good to Have
- Background with relevant experience in fintech/trading/payment systems
- Skilled in using high-frequency-trading platforms or real-time financial data systems
- Familiarity with message queues, caching solutions, and microservices architecture
- Monitoring tool knowledge (Grafana, Sentry, etc.
- Familiarity with multi-tenant / SaaS architectures

What You ll Work With
- Backend: Node. JS, TypeScript, Express, Go, Python
- Frontend: React.js, Vue.js
- Databases: PostgreSQL, TimescaleDB, Redis
- Infrastructure: AWS, Docker, PM2, Nginx
- Real-time: WebSockets, Redis Pub/Sub
- Monitoring: Sentry, Grafana
- External: APIs for Binance, Payment Gateways, and Blockchain RPCs

Note: Interested candidates may send their resume to

Disclaimer : This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.

📌 Senior Full Stack Developer (Uttar Pradesh)
🏢 Delta6labs Fintech
📍 Uttar Pradesh