Role Overview
The Senior Java Full Stack Developer 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/ Skills
- Bachelor’s degree in Computer Science, Information Technology, or related field
- 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 critical thinking abilities
• Effective communication with technical and non-technical stakeholders
• Ability to balance technical debt with feature delivery
• Proven track record of delivering complex enterprise applications
• Self-motivated with strong ownership mindset
• Adaptable and quick learner
• Collaborative team player with cross-functional experience
• Customer-focused approach to software development
• Strong understanding of financial calculations and accuracy requirements
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, Zuzu/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, Google Cloud Platform)
• 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
Location: Pittsburgh, PA
About Techstra Solutions
Techstra Solutions is a certified woman-owned (WBENC) management consulting firm specializing in strategy, technology, and implementation services for large organizations undergoing digital and talent transformation. Our experienced team partners with clients to co-create innovative solutions in applications, data, AI, and automation that accelerate measurable, sustainable change. From advisory consulting through technical execution, we are dedicated to driving world-class business solutions that fit your strategic requirements and deliver results. For more information:
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.
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