Full-stack Developer

Job Title: Full Stack Developer (IoT & Scalable Systems)

Experience: 3+ Years

Location: Pune

Company: RFBytes Pvt. Ltd.

Job Summary

We are seeking a skilled Full Stack Developer with 3+ years of experience in building scalable, high-performance applications, particularly in IoT and distributed systems. The ideal candidate should have hands-on experience with backend, frontend, and cloud-native technologies, along with exposure to MQTT brokers, Kafka, and containerized deployments.

Key Responsibilities

• Design and develop end-to-end web applications (frontend + backend)
• Build and maintain scalable APIs and microservices
• Work on real-time data pipelines using MQTT and Kafka
• Integrate IoT devices with backend systems for data ingestion and processing
• Deploy and manage applications using Kubernetes and containerization tools
• Optimize database performance and manage PostgreSQL databases
• Ensure system reliability, performance, and security
• Collaborate with hardware and embedded teams for IoT integration
• Monitor and troubleshoot production systems

Required Skills

Backend

• Strong experience in Node.js
• Experience with REST APIs and microservices architecture

Frontend

• Experience with Angular
• Strong understanding of HTML, CSS, JavaScript/TypeScript

Cloud & DevOps

• Hands-on experience with Kubernetes (K8s) and Docker
• Experience with CI/CD pipelines

Messaging & Streaming

• Experience with MQTT brokers such as EMQX / Mosquitto
• Hands-on experience with Apache Kafka

Database

• Strong experience with PostgreSQL
• Knowledge of database optimization and indexing

Good to Have

• Experience in IoT platforms and device communication
• Understanding of real-time data processing systems
• Exposure to cloud platforms (AWS / Azure / GCP)
• Knowledge of monitoring tools (Prometheus, Grafana)

Key Competencies

• Strong problem-solving and analytical skills
• Ability to work in a fast-paced, product-driven environment
• Good communication and teamwork skills
• Focus on scalability, performance, and reliability

Why Join RFBytes

• Work on large-scale IoT and retail automation projects
• Opportunity to build systems handling thousands of connected devices
• Collaborative environment with hardware  software integration
• Exposure to real-world industrial challenges