Senior Java Full Stack Developer/Technical Lead
First seen by Alion on Oct 30, 2026.
About the Role :
We are looking for an experienced Java Full Stack Senior Developer / Technical Lead with 6 - 10 years of experience in designing, developing, and maintaining scalable, high-performance web applications.
Key Responsibilities :
- Design, develop, and maintain scalable backend applications using Java.
- Build robust RESTful APIs and backend services using Spring Boot.
- Develop and implement microservices-based architectures.
- Apply core Java concepts, including OOPs, Collections, Multithreading, Exception Handling, and Java 8+ features.
- Work with Spring Framework, Spring MVC, Spring Security, Spring Data JPA, and Hibernate.
- Develop responsive, user-friendly web applications using React.js or Angular.
- Build reusable UI components and frontend modules.
- Integrate frontend applications with backend REST APIs and microservices.
- Work with JavaScript, TypeScript, HTML5, and CSS3.
- Design and develop distributed applications using Microservices architecture.
- Implement service-to-service communication and API integrations.
- Work with relational databases such as MySQL, PostgreSQL, or Oracle.
- Design database schemas, write complex SQL queries, and optimize database performance.
- Experience working with cloud platforms such as AWS, Azure, or GCP.
- Familiarity with Docker and Kubernetes.
- Experience with CI/CD pipelines and automated deployment processes.
- Participate in technical discussions, solution design, and architecture decisions.
- Review code and ensure adherence to development standards.
- Guide junior developers and support the team in resolving technical challenges.
- Collaborate with product managers, QA engineers, architects, and other stakeholders.
- Participate in Agile/Scrum ceremonies, sprint planning, and delivery activities.
Required Experience & Qualifications :
- 6 - 10 years of overall experience in software development.
- Strong hands-on experience in Java backend development.
- Excellent working knowledge of Spring Boot and Microservices.
- Hands-on frontend development experience using React.js or Angular.
- Must have independently developed backend services as well as frontend components.
- Experience in integrating frontend applications with REST APIs.
- Good understanding of application architecture, design patterns, and object-oriented programming.
- Experience working in Agile development environments.
- Strong analytical, debugging, and problem-solving skills.
- Experience with AWS services such as EC2, S3, Lambda, RDS, and CloudWatch.
- Knowledge of Kafka or RabbitMQ.
- Experience with Redis and MongoDB.
- Familiarity with Kubernetes and Docker.
- Knowledge of JUnit, Mockito, Jest, or Jasmine.
- Exposure to application security, OAuth2, and JWT.
Skills
Full Stack, Java, Spring Boot, Microservices Architecture, React.js, AngularJS, RESTful API, Hibernate, Spring Security, MySQL, MongoDB