Java / Python Developer

Role Title

Senior Software Engineer / Software Engineer – Java & Python

Experience

5–10 years (can be adjusted for Mid / Lead levels)

Location

Chennai / Remote (as applicable)

Role Overview

We are seeking a highly skilled Java Developer with strong Python expertise to design, develop, and maintain scalable backend systems and services. The ideal candidate will work on enterprise-grade applications, microservices, APIs, data processing, and automation, contributing across the full software development lifecycle.

This role requires strong hands-on coding ability in Java, combined with Python for scripting, automation, data processing, or AI/ML integration.

Key Responsibilities

Core Development

• Design, develop, and maintain Java-based backend applications and microservices
  
• Build scalable RESTful APIs using Java frameworks
  
• Write clean, maintainable, and high-performance code following best practices
  
• Participate in system design, architecture discussions, and code reviews
  

Python Development

• Develop Python scripts for:
  
• Automation
  
• Data processing
  
• Integration tasks
  
• DevOps tooling
  
• Build Python-based services or utilities where required
  
• Work with Python libraries for:
  
• REST APIs
  
• ETL/data pipelines
  
• AI/ML integration (optional, role-dependent)
  

Microservices & Integration

• Design and implement microservices architecture
  
• Integrate services using synchronous (REST) and asynchronous (Kafka/MQ) communication
  
• Ensure fault tolerance, scalability, and resiliency
  

Database & Data Handling

• Design and optimise database schemas
  
• Write efficient SQL queries
  
• Work with both relational (MySQL, PostgreSQL, Oracle) and NoSQL databases
  
• Handle data consistency and transactions in distributed systems
  

Cloud & DevOps

• Deploy applications on cloud platforms (AWS / Azure / GCP)
  
• Use Docker and Kubernetes for containerization and orchestration
  
• Build and maintain CI/CD pipelines
  
• Support production deployments and troubleshooting
  

Quality & Security

• Write unit tests, integration tests, and automation tests
  
• Ensure secure coding practices
  
• Follow enterprise security and compliance standards
  
• Participate in performance tuning and reliability improvements
  

Required Technical Skills

Java (Primary)

• Strong expertise in Core Java (Java 8+)
  
• Experience with:
  

• Spring Framework
  
• Spring Boot
  
• Spring MVC / REST
  
• JPA / Hibernate
  

• Strong understanding of:
  

• OOP principles
  
• Multithreading & concurrency
  
• JVM memory management
  
• Exception handling
  

Python (Secondary but Mandatory)

• Strong working knowledge of Python
  
• Experience with:
  

• Python scripting and automation
  
• Flask / FastAPI (preferred)
  
• Data processing libraries (Pandas, NumPy – optional)
  

• Ability to integrate Python components with Java-based systems
  

Microservices & Messaging

• Experience with:
  

• REST APIs
  
• Kafka / RabbitMQ / ActiveMQ
  
• Event-driven architecture
  

• Knowledge of distributed system patterns (Circuit Breaker, Retry, Saga)
  

Databases

• Strong SQL skills
  
• Experience with:
  

• MySQL / PostgreSQL / Oracle
  
• NoSQL (MongoDB, Cassandra – optional)
  

Cloud & DevOps

• Experience with:
  

• AWS / Azure / GCP
  
• Docker
  
• Kubernetes
  
• Jenkins / GitHub Actions / GitLab CI
  

• Familiarity with monitoring and logging tools
  

Good to Have Skills

• Experience with AI/ML integration using Python
  
• Exposure to Data Engineering or ETL pipelines
  
• Knowledge of GraphQL
  
• Experience in BFSI, payments, telecom, or large enterprise systems
  
• Familiarity with DevSecOps practices
  
• Experience working in Agile/Scrum environments
  

Soft Skills & Competencies

• Strong problem-solving and analytical skills
  
• Ability to work independently and in cross-functional teams
  
• Good communication skills
  
• Ownership mindset and accountability
  
• Willingness to learn new technologies