427 Senior Java Full Stack Developer

Techstra Solutions•Pittsburgh, PA

About The Position

The Senior Java Full Stack Developer will join Techstra Solutions’ technology team to design, develop, and deliver enterprise-grade custom microservice applications using modern Java technologies and Angular. The role leads development efforts on mission-critical applications, including billing platforms, and mentors development team members while promoting technical excellence. The developer collaborates with business analysts, architects, and product owners to turn requirements into technical solutions; contributes to technical design and architecture; and supports applications through implementation, optimization, and production troubleshooting. The role also promotes DevOps practices, security, coding standards, and continuous technical improvement. Techstra Solutions is a certified woman-owned management consulting firm providing strategy, technology, and implementation services for large organizations undergoing digital and talent transformation. Its teams partner with clients on applications, data, AI, and automation, from advisory consulting through technical execution.

Requirements

At least 5 years of professional software development experience, including at least 2 years in a lead or senior role.
Strong expertise in Java 17+ and the Spring Boot framework for microservices development.
Proven experience building microservices architectures with RESTful APIs.
Strong proficiency in Angular; Angular 15+ is preferred.
Expert knowledge of Mongo and Oracle databases, including SQL, PL/SQL, stored procedures, and performance tuning.
Solid understanding of microservices design patterns, including Circuit Breaker, API Gateway, and Service Discovery.
Experience with version control systems such as Git and branching strategies.
Knowledge of containerization technologies such as Docker and 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, including effective communication with technical and non-technical stakeholders.
Bachelor's degree in Computer Science, Software Engineering, or a related field.
Ability to balance technical debt with feature delivery.
Proven track record of delivering complex enterprise applications.
Self-motivated, with a strong ownership mindset.
Adaptable and a quick learner.
Collaborative team player with cross-functional experience.
Customer-focused approach to software development.
Strong understanding of financial calculations and accuracy requirements.

Nice To Haves

Experience with IBM MQ or other message queuing systems such as RabbitMQ or Kafka.
Experience with Spring Cloud components, including Config Server, Eureka, and Zuzu/Gateway.
Familiarity with OAuth 2.0, JWT, and Spring Security.
Experience with test automation frameworks such as JUnit, Mockito, Jasmine, and Karma.
Knowledge of CI/CD tools such as Jenkins, GitLab CI, and Azure DevOps.
Understanding of API management platforms such as Swagger, Informatica, and Mulesoft.
Experience with cloud platforms such as AWS, Azure, or GCP.
Familiarity with banking or financial services applications and payment systems.
Experience with batch processing and job scheduling frameworks such as Spring Batch and Quartz.

Responsibilities

Lead end-to-end development of custom microservice-based applications using Java Spring Boot and Angular.
Design and implement scalable, resilient microservices architectures for enterprise applications.
Develop RESTful APIs and integrate microservices with internal and external systems.
Build responsive, user-friendly front-end applications using Angular.
Design and optimize Oracle database schemas, stored procedures, and queries.
Lead technical design sessions and create architectural documentation.
Write clean, maintainable, well-documented code that follows 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.