Principal Software Engineer – Java

About the Role

We are looking for a hands-on Principal Software Engineer – Java with deep expertise in Spring Boot and Microservices architecture to design, build, and scale high-performance backend systems.

The ideal candidate will bring a strong mix of technical leadership and hands-on development, actively contributing to coding, system design, and production support, while mentoring a team of engineers.

Key Responsibilities

Technical Design & Development

• Design and develop scalable backend applications using Java and Spring Boot
  
• Build and enhance microservices-based architectures
  
• Actively contribute to coding, debugging, and performance optimization
  

Architecture & Delivery

• Own end-to-end delivery from design to production
  
• Create and review HLD/LLD documents
  
• Ensure system scalability, reliability, and performance
  

System Engineering

• Design and develop RESTful APIs and distributed systems
  
• Work on database design and optimization (SQL/NoSQL)
  
• Implement messaging systems (Kafka/RabbitMQ) and caching (Redis)
  
• Ensure application security and fault tolerance
  

Cloud & DevOps

• Work with AWS / Azure / GCP environments
  
• Support CI/CD pipelines and deployment processes
  
• Collaborate on automation and infrastructure improvements
  

Operational Excellence

• Handle production incidents, perform RCA, and ensure system stability
  
• Maintain high availability aligned with SLAs/SLOs
  

Leadership & Collaboration

• Lead and mentor a team of engineers
  
• Conduct code reviews and technical design discussions
  
• Collaborate with Product, QA, and DevOps teams
  
• Drive engineering best practices and standards
  

Required Skills & Experience

Experience

• 10–15 years of software development experience
  
• Proven expertise in Java, Spring Boot, and Microservices
  
• Strong experience in team leadership and mentoring
  

Technical Skills

• Strong knowledge of:
  
• Core Java (Collections, Multithreading, Concurrency)
  
• Spring Boot, Spring MVC, Spring Security
  
• Microservices architecture
  
• Hands-on experience with:
  
• REST APIs and distributed systems
  
• SQL/NoSQL databases (MySQL, PostgreSQL, MongoDB)
  
• Messaging systems (Kafka/RabbitMQ) and caching (Redis)
  

Tools & Cloud

• Experience with AWS / Azure / GCP
  
• Familiarity with Docker / Kubernetes (good to have)
  
• Knowledge of CI/CD tools and version control (Git)
  
• Understanding of Agile/Scrum methodologies
  

Good to Have

• Experience in high-scale or product-based environments
  
• Strong exposure to performance tuning and system optimization
  
• Knowledge of design patterns and Domain-Driven Design (DDD)
  
• Domain experience in telecom, OTT, fintech, or large-scale systems
  

Qualifications

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related field