Senior Java Full Stack Developer

Senior Java Full Stack Developer

Techstra Solutions is seeking an experienced Senior Java Full Stack Developer to join our technology team at a leading retail bank. This role involves designing, developing, and delivering enterprise-grade custom microservice applications using modern Java technologies and Angular framework. You will lead development efforts on mission-critical applications such as billing platforms while mentoring team members and driving technical excellence.

Key Responsibilities

• Lead end-to-end development of custom microservice-based applications using Java Spring Boot and Angular .

• Design and implement scalable, resilient microservices architecture for enterprise applications.

• Develop RESTful APIs and integrate microservices with internal and external systems.

• Build responsive, user-friendly front-end applications using Angular framework.

• Design and optimize Oracle database schemas, stored procedures, and queries.

• Lead technical design sessions and create architectural documentation.

• Write clean, maintainable, and well-documented code following best practices and coding standards.

• Conduct code reviews and provide constructive feedback to development team members.

• Mentor junior and mid-level developers on technical skills and development methodologies.

• Collaborate with business analysts, architects, and product owners to translate requirements into technical solutions.

• Implement CI/CD pipelines and promote DevOps practices.

• Perform application performance tuning and optimization.

• Troubleshoot production issues and provide technical support.

• Ensure security best practices and compliance standards are met.

• Participate in Agile ceremonies including sprint planning, daily stand-ups, and retrospectives.

• Drive technical innovation and evaluate new technologies for potential adoption.

Required Qualifications

• 8+ years of professional software development experience, with at least 3+ years in a lead or senior role.

• Strong expertise in Java 11+ and Spring Boot framework for microservices development.

• Proven experience building microservices architecture with RESTful APIs .

• Strong proficiency in Angular 12+ for front-end development.

• Expert knowledge of Oracle database including SQL, PL/SQL, stored procedures, and performance tuning.

• Solid understanding of microservices design patterns (Circuit Breaker, API Gateway, Service Discovery, etc.).

• Experience with version control systems ( Git ) and branching strategies.

• Knowledge of containerization technologies ( Docker, Kubernetes ).

• Strong understanding of design patterns and SOLID principles .

• Experience with Agile/Scrum methodologies.

• Excellent problem-solving and analytical skills.

• Strong communication and leadership abilities.

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

Preferred Qualifications

• Experience with IBM MQ or other message queuing systems (RabbitMQ, Kafka).

• Hands-on experience with billing applications or financial transaction processing systems.

• Knowledge of billing cycles, rate calculations, and fee processing.

• Experience with Spring Cloud components (Config Server, Eureka, Gateway).

• Familiarity with OAuth 2.0, JWT, and Spring Security .

• Experience with test automation frameworks ( JUnit, Mockito, Jasmine, Karma ).

• Knowledge of CI/CD tools ( Jenkins, GitLab CI, Azure DevOps ).

• Experience with monitoring and logging tools ( Splunk, ELK Stack, Dynatrace, AppDynamics ).

• Understanding of API management platforms ( Apigee, MuleSoft ).

• Experience with cloud platforms ( AWS, Azure, GCP ).

• Knowledge of caching solutions ( Redis, Hazelcast ).

• Familiarity with banking/financial services applications and payment systems.

• Experience with batch processing and job scheduling frameworks ( Spring Batch, Quartz ).

• Master’s degree in Computer Science or related field.

About Techstra Solutions

Techstra Solutions helps leading organizations unlock the value of Digital and Talent Transformation. We combine business strategy, technology, and talent to guide clients through complex transformation journeys—from strategy through execution.

We deliver our expertise through consulting, innovative staffing solutions, and software development, always focused on measurable outcomes and long-term impact.

Equal Employment Opportunity Statement

Techstra Solutions is an equal opportunity employer. The Company makes its decisions on merit, and its policy of equal opportunity prohibits discrimination in all phases of the employment process, including, but not limited to, recruitment, hiring, promotion, selection, transfer, demotion, layoff, termination, compensation, benefits, and other terms and conditions of employment. The policy of equal opportunity applies without regard to race, color, creed, religion, gender,, sexual orientation, gender identification, pregnancy, marital status, national origin, ancestry, age, disability that can reasonably be accommodated without undue hardship, military status, veteran status, genetic predisposition or carrier status, alienage or citizenship, domestic partnership status, arrest or conviction record, status as a victim of domestic violence, or any other protected categories under federal, state, or local law. The Company also prohibits discrimination or harassment based upon the perception that a person has, or is associated with a person who has, any of these characteristics.