Lead Java Full-Stack Engineer (Architectural Focus) in Pittsburgh, Pennsylvania at Techstra Solutions LLC

Lead Java Full-Stack Engineer (Architectural Focus)

Employment Type: Full-time
Locations: Dallas, TX | Pittsburgh, PA

As the Lead Java Full-Stack Engineer, you serve as the technical “North Star” for the organization’s microservices ecosystem. You own the end-to-end architectural integrity of the platform—from the Angular frontend through the polyglot persistence layer (Oracle & MongoDB).

This role goes beyond implementation. You define standards, patterns, and best practices adopted by multiple teams while solving the most complex technical challenges. You bridge business requirements with scalable, secure, and resilient engineering solutions.

• Define and maintain the enterprise microservices architecture blueprint, ensuring scalability, resiliency, and loose coupling

• Lead solution design for high-impact, cross-functional initiatives spanning multiple systems and data stores

• Establish and enforce standards for:

  • Code quality and design patterns

  • API design (REST / GraphQL)

  • Security (OAuth2, OIDC, Zero Trust principles)

  • CI/CD pipelines and release practices

• Evaluate, select, and recommend tools, libraries, and frameworks within the Java and Angular ecosystems

• Provide expert leadership using Java 17+ and Spring Boot 3.x, including:

  • Modern Java language features

  • Spring Web, Security, Data JPA/MongoDB, and Spring Cloud

• Architect and justify distributed systems patterns such as:

  • Saga

  • CQRS

  • Circuit Breakers and resiliency strategies

• Own polyglot persistence strategy, including:

  • Deciding relational vs. document storage

  • Data consistency patterns

  • Cross-store migrations

  • Performance tuning and indexing strategies

• Direct Angular architecture across large-scale SPAs:

  • State management strategy (Signals / NgRx)

  • Reusable component libraries

  • Performance optimization and UX consistency

• Ensure secure and scalable frontend integration with backend services

• (Preferred) Architect event-driven workflows using Kafka, IBM MQ, or similar technologies

• Own application security architecture, including:

  • OAuth2 / OIDC

  • JWT

  • Encryption at rest and in transit

  • Secure coding standards and vulnerability mitigation

• Serve as a technical mentor and coach for senior and mid-level engineers

• Conduct architectural and high-level code reviews

• Translate technical debt and architectural investment into business value for Product Owners and executive stakeholders

• Drive DevOps and “You build it, you run it” culture, including:

  • Kubernetes orchestration strategies

  • Observability standards (Prometheus, Grafana)

• Lead technical refinement and design sessions in Agile environments, ensuring stories are implementation-ready

• 10+ years of professional software engineering experience

• Proven experience as a Lead Engineer or Architect in Java-based enterprise systems

• Deep expertise in Java 17+ and Spring Boot 3.x

• Strong hands-on experience with Angular in enterprise-scale applications

• Microservices architecture and distributed systems design

• Oracle and MongoDB in high-concurrency environments

• Data consistency and transactional integrity across multiple data stores

• API design (REST / GraphQL)

• CI/CD pipelines and cloud-native deployments

• Security architecture and compliance-driven development

• Event streaming with Kafka, IBM MQ, or RabbitMQ

• Kubernetes, container orchestration, and cloud platforms

• Experience in banking, financial services, or regulated industries

• Exposure to high-volume, mission-critical systems

• Prior responsibility for platform-level architectural governance

• Strong architectural judgment and systems thinking

• Influential communicator able to align technical and business stakeholders

• Ownership mindset with a focus on long-term platform health

• Comfortable operating in ambiguity while setting clear technical direction

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.