Backend Software Developer

🚀 Backend Developer (Node.js) – Full-Time (Onsite/Remote)

Location: Lucknow India

Experience: 2 – 3 Years

Salary: ₹25,000 – ₹30,000 per month (based on experience)

🛠️ Job Summary

We are hiring a skilled Backend Developer (Node.js) to build high-performance, scalable backend systems for our fintech & crypto applications.

You will work on real-time microservices, payment modules, WebSockets, KYC/Wallet systems, Kafka-based event streaming, and low-latency engines.

If you love building fast, optimized and scalable backend systems — this job is for you.

• 🎯 Key Responsibilities Develop backend services using Node.js / Express / Nest.js
• Build REST APIs, microservices, workers and cron services
• Work on Kafka for event streaming (producers/consumers)
• Implement Redis caching, Redis Cluster & Rate limiting
• Build ultra-fast real-time systems using uWebSockets.js
• Work on SQL & NoSQL databases:
• MySQL / PostgreSQL
• MongoDB / ScyllaDB / DynamoDB
• Integrate blockchain components using ethers.js / Web3.js (USDT, wallet, signing)
• Build secure wallet, payments, authentication, and transaction systems
• Handle large scale data processing & optimizations
• Write clean, reusable, modular backend code
• Work with Git, CI/CD pipelines and cloud deployment (AWS preferred)
• Debug high-load issues and optimize for scale (millions of users)
• Implement logging, monitoring, and microservice communication

🧠 Required Technical Skills

✔ Strong knowledge of Node.js (Express / NestJS / Fastify)

✔ Deep understanding of JavaScript & TypeScript

✔ Experience with MySQL (joins, indexing, query optimization)

✔ Experience with MongoDB (aggregation, indexing)

✔ Experience with ScyllaDB / Cassandra (optional but strong bonus)

✔ Strong knowledge of Redis / Redis Cluster

✔ Experience with Kafka (producers/consumers, partitions, topics)

✔ Experience with uWebSockets.js, Socket.io or WebSockets

✔ Experience with ethers.js / Web3.js

✔ Strong understanding of microservices architecture

✔ API security (JWT, OAuth, hashing, role-based access)

✔ Knowledge of Docker, Linux & CI/CD

• ✨ Good To Have (Bonus Skills)Knowledge of AWS (EC2, S3, API Gateway, MSK, EKS)
• Experience in high-traffic systems
• Experience with Kafka Streams / Debezium / ClickHouse
• Experience with TypeScript at scale

📌 Qualifications

• B.Tech / BCA / MCA or relevant experience
• Minimum 2 years experience in backend development
• Strong problem-solving & debugging skills
• Ability to work independently and meet deadlines
• 💼 Employment Type Full-Time
• Onsite/Remote (based on company model)
• Work with the latest tech: Kafka, Redis Cluster, Web3, uWebSockets
• High-growth environment
• Work on real products used by millions
• Performance bonuses

📨 Send your resume + GitHub/Projects to:

📧 shakil@futuretechnologyinfotech.com

Or apply directly through Portal.