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Techstra Solutions · 17 hours ago

Senior Java Full-Stack Developer

Pittsburgh, PA

Full-time

Onsite

Senior Level

Techstra Solutions helps leading organizations unlock the value of Digital and Talent Transformation. They are seeking a Senior Java Full-Stack Developer to lead the design and development of scalable, high-concurrency microservices using Java and Spring Boot on the backend and Angular on the frontend.

Cloud ComputingConsultingDevOpsManagement Consulting

H1B Sponsor Likely

Responsibilities

Lead the architectural design of new microservices, ensuring solutions are loosely coupled, resilient, and highly available

Apply modern microservices patterns, including service discovery, API gateways, and circuit breakers

Influence platform standards, design patterns, and engineering best practices

Develop end-to-end features from Angular UI through backend services to persistence layers

Build and consume secure RESTful APIs with standardized validation and error handling

Collaborate with product, UX, and backend teams to deliver high-quality solutions

Build high-performance services using Java 17+, leveraging modern language features such as Records, Sealed Classes, Pattern Matching, Stream API

Develop services using Spring Boot 3.x and the Spring ecosystem: Spring Web, Spring Data JPA / MongoDB, Spring Security, Spring Cloud

Design and deploy distributed microservices using resiliency patterns (Resilience4j)

Design and optimize Oracle database interactions, including Advanced SQL and PL/SQL, performance tuning and indexing strategies, complex relational mappings

Build and optimize MongoDB data models, aggregations, and document versioning patterns

Implement data consistency strategies across polyglot persistence environments (e.g., Saga, Transactional Outbox)

Build responsive, component-based UIs using Angular (v14+), TypeScript, RxJS, and Angular Signals

Implement state management using NgRx or lightweight state services

Ensure seamless integration between frontend and backend services

Identify and remediate performance bottlenecks in Java code and database queries

Conduct rigorous code reviews and mentor junior and mid-level engineers

Implement robust security protocols, including OAuth2, OpenID Connect (OIDC), JWT-based authentication and authorization

Qualification

Java 17+Spring Boot 3.xMicroservices architectureRESTful API designOracle DatabaseMongoDBAngular (v14+)TypeScriptRxJSState managementApache KafkaIBM MQRabbitMQArchitectural mindsetAttention to performanceSecurity protocolsProblem-solvingMentoringCollaboration

Required

Java 17+

Spring Boot 3.x

Microservices architecture

RESTful API design

Oracle Database (SQL, PL/SQL, tuning, indexing)

MongoDB (NoSQL modeling, aggregation framework)

Angular (v14+)

TypeScript, RxJS

State management (NgRx or equivalent)

Preferred

Event streaming experience with Apache Kafka (Producers, Consumers, Kafka Streams)

Experience with message brokers such as IBM MQ or RabbitMQ

Exposure to large-scale, high-throughput transactional systems

Company

Techstra Solutions

Techstra Solutions is a consulting firm for digital and talent transformation.

Founded in 2012

Pittsburgh, Pennsylvania, USA

51-200 employees

https://techstrasolutions.com

H1B Sponsorship

Techstra Solutions has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)

Distribution of Different Job Fields Receiving Sponsorship

Represents job field similar to this job

Trends of Total Sponsorships

2025 (1)

2024 (8)

2023 (2)

2021 (2)

2020 (1)

Funding

Current Stage

Growth Stage

Leadership Team

Larry Honig

Chief Digital Officer

Recent News

Business Journals

Local tech consulting firm Techstra Solutions expands senior leadership team with two new VPs

2022-04-01

Company data provided by crunchbase