Senior Technical Lead - Spring Boot, React.js, Java

Role overview

Responsibilities

• Build and maintain Java applications and Spring Boot/Spring Cloud microservices with RESTful APIs.
• Develop Kafka-based event-driven integrations and Google Cloud Platform solutions.
• Design concurrent, cloud-ready applications using 12-Factor App principles and sound data structures and algorithms.
• Apply JVM expertise to memory management, garbage collection, thread management, and performance tuning.
• Follow secure coding practices for authentication, authorization, and application security.
• Collaborate across architecture, product, business analysis, QA, and DevOps through the SDLC.
• Drive code reviews, automated testing, clean code, CI/CD, and reliable deployments.
• Troubleshoot production issues, analyze root causes, and optimize performance, scalability, and reliability.
• Participate in architectural discussions, design reviews, and technology evaluations; mentor junior developers.

Required skillsets

• Java 17/21 or higher; Spring Boot, Spring MVC, Spring Data JPA/Hibernate, microservices, and REST APIs.
• Apache Kafka, event-driven architecture, and JSON or Avro serialization.
• Google Cloud Platform, Docker, Kubernetes, CI/CD, and Jenkins, GitHub Actions, GitLab CI, or equivalent.
• Spring Security, OAuth 2.0, JWT, secure coding, API security, and OWASP guidelines.
• PostgreSQL and Oracle or MySQL; SQL query optimization.
• Clean code, SOLID, design patterns, JUnit, Mockito, integration testing, code review, quality gates, Agile/Scrum, and Git.
• Multithreading, concurrency, thread pools, synchronization, Executor Framework, CompletableFuture, parallel processing, JVM architecture, and performance tuning.

Requirements

• Experience with Java 17/21 or higher.
• Strong knowledge of Spring Boot, Spring MVC, Spring Data JPA/Hibernate, microservices, and REST API design and development.
• Knowledge of Apache Kafka, event-driven architecture, and JSON or Avro message serialization.
• Experience with Google Cloud Platform, Docker, Kubernetes, and CI/CD pipelines; Jenkins, GitHub Actions, GitLab CI, or equivalent is listed.
• Knowledge of Spring Security, OAuth 2.0, JWT authentication, secure coding, API security, and OWASP guidelines.
• Database knowledge including PostgreSQL and Oracle or MySQL, plus SQL query optimization.
• Knowledge of clean code, SOLID, design patterns, unit and integration testing, code review, and quality gates.
• Knowledge of Agile/Scrum and Git version control.
• Strong knowledge of multithreading, concurrency, JVM architecture, performance tuning, and data structures and algorithms.
• Ability to provide technical leadership and mentor junior developers.