Job Title: Back End Developer - Technical Lead

Location: Chennai (Onsite)
Experience: 10+ Years
Employment Type: Full-Time
Notice Period: Immediate Joiners or Up to 15 Days

Job Summary

We are seeking an experienced Back End Developer - Technical Lead with 10+ years of experience to lead the design, development, and evolution of scalable, secure, and high-performance backend platforms. This is a hands-on technical leadership role for an engineer who has extensive experience making architectural decisions, designing distributed systems, and mentoring engineering teams.

Key Responsibilities

System Design & Architecture
- Design end-to-end backend architectures with a focus on scalability, resilience, maintainability, and security.:
- Define service boundaries, data ownership, communication patterns, and integration strategies.:
- Select and implement appropriate architectural patterns, including:
- Modular Monoliths:
- Microservices:
- Event-Driven Architecture:
- Layered Architecture:
- Hexagonal (Ports & Adapters) Architecture




- Evaluate architectural trade-offs between performance, scalability, cost, and operational complexity.:
- Create Architecture Decision Records (ADRs), High-Level Designs (HLDs), Low-Level Designs (LLDs), Data Flow Diagrams, and technical documentation.:
- Drive architecture reviews and establish backend engineering standards across teams.

Backend Engineering
- Build secure, scalable RESTful APIs, asynchronous services, and microservices.:
- Design solutions for background processing, scheduling, caching, and IO-intensive workloads.:
- Enforce clean architecture, SOLID principles, design patterns, and test-driven development.:
- Conduct code reviews focusing on quality, maintainability, scalability, and performance.

Data Engineering & Storage
- Design and optimize relational databases including PostgreSQL and MySQL.:
- Develop productive schemas, indexing strategies, query optimization, transactions, and isolation mechanisms.:
- Design sc

📌 Back End Developer (Chennai)
🏢 Juara IT Solutions
📍 Chennai