Senior Java Developer

Job Title: Senior Java Developer Sports/Healthcare domain

Location:

Job Type:

Senior Java Developer

Key Responsibilities:

Backend Development & Architecture

• Design and develop multi-threaded, low-latency application systems using JDK 21+
• Architect and implement microservices with Spring Boot and Spring Cloud
• Build and integrate RESTful APIs, RPC protocols (gRPC, etc.), and event-driven architectures
• Handle NoSQL databases such as MongoDB, Redis, or Cassandra for caching or distributed storage
• Implement data consistency strategies for distributed systems
• Write asynchronous processing logic using queues (RabbitMQ, Kafka)

Security, Performance & Compliance

• Implement JWT/OAuth2-based authentication & authorization with Spring Security
• Write secure code following OWASP guidelines
• Perform profiling, JVM tuning, garbage collection optimization, and memory management
• Conduct load testing and bottleneck analysis (JMeter, Gatling, etc.)
• Ensure

  GDPR, HIPAA, and other industry compliance

  standards for handling health data.

Quality & Collaboration

• Practice TDD/BDD using JUnit, Mockito, Spock, or Cucumber
• Review and refactor code for SOLID principles, clean architecture, and design patterns
• Participate in architecture discussions, POC development, and technology evaluations
• Write technical documentation, API documentation (Swagger/OpenAPI)

Required Skills and Qualifications:

• 8 – 10 years

  of experience in full-stack software development with a focus on

  Java

  .
• Proven experience in

  microservices architecture

  , using

  Spring Boot

  or similar frameworks.
• Expertise in designing and managing

  real-time data pipelines

  using technologies such as

  Apache Kafka

  ,

  Flink

  ,

  Spark

  , or

  RabbitMQ

  .
• Strong background in

  RESTful API

  design and implementation.
• Experience in architecting and optimizing

  NoSQL

  (MongoDB, Cassandra) databases for performance at scale.
• In-depth knowledge of

  cloud platforms

  –

  AWS

  and containerization tools (e.g.,

  Docker

  ,

  Kubernetes

  ).
• Proven experience working on

  real-time data systems

  in sports or similar domains (e.g., finance, telecommunications).
• Experience with

  CI/CD pipelines

  , automated testing, and deployment strategies.
• Understanding of

  data security

  , encryption, and compliance in handling sports data.
• Exceptional problem-solving skills with a focus on scalability, performance, and reliability.
• Nice to have experience with

  JavaScript frameworks

  like

  Angular

  ,

  React.js

  or

  Vue.js

  .

Soft Skills:

• Strong analytical and problem-solving skills
• Excellent communication and team collaboration abilities
• Self-motivated with the ability to work independently
• Attention to detail and a focus on quality

Education:

• Bachelor's or Master’s degree in

  Computer Science

  ,

  Software Engineering

  , or related technical field.

Why Join Us?

• Chance to work with best tech-savvy people
• Best work culture and opportunity to work with US Client directly
• Be part of an exciting and dynamic project in the

  sports/healthcare

  domain.
• Work with cutting-edge technologies and large-scale data processing systems.
• Collaborative, fast-paced team environment with opportunities for professional growth.

Competitive salary and benefits package.