Backend Developer Jobs in Pennsylvania, United States

Backend Services Team builds scalable, high‑performance backend platforms for qode.world. The Java Backend Developer designs, develops and maintains microservice‑based services using Java, Spring Boot and Apache Flink, collaborates with cross‑functional teams on technical solutions, and works with DevOps to optimize CI/CD pipelines and cloud deployments. Pennsylvania, on‑site, full‑time, relocation available.

PowerPay's Backend Software Developer works on scaling loan origination and servicing platforms within the fintech domain. The role designs, develops, and maintains APIs, database schemas, and middleware while collaborating with cross‑functional teams and product managers.

Senior Backend Engineer at CVS Health builds scalable microservices, APIs, and data pipelines for internal developer platforms using Java/Spring Boot and Python. Works on cloud-native services on AWS/Azure, containerized deployments, CI/CD, event-driven architectures with Kafka, SQS, RabbitMQ.

Comcast, a Fortune 30 media and technology company, is hiring a Backend Engineer (Cloud) to design and build scalable, reliable backend services for cloud applications. The role focuses on writing clean, efficient, testable code, collaborating with cross‑functional teams, and applying SDLC best practices.

Engineering group delivering Managed Enterprise Services, CBA side of AIX, and Digital Convergence initiatives at Comcast. The Backend .NET Engineer owns end-to-end .NET services, authoring OpenSpec specifications, building APIs, and operating cloud deployments while mentoring teammates and advancing spec‑driven development.

Credit Genie, a mobile‑first fintech, seeks a Staff Software Engineer, Backend to architect and scale high‑performance systems powering its financial products. The role demands deep expertise in distributed backend design, secure coding, and cross‑functional collaboration with product, design, and data science teams.

Branding Brand Technology team builds high‑throughput reactive services for enterprise clients. The Senior Backend Engineer will design, implement, and operate a Java 21 Spring WebFlux service with Redis caching and Databricks storage, handling bursty workloads and end‑to‑end production support.

Xumo, a joint venture between Comcast and Charter, builds a next‑generation streaming platform. The Video Streaming Backend team powers Xumo’s devices, Play, and Enterprise services, delivering high‑quality video to millions of viewers.

Xumo, a joint venture between Comcast and Charter Communications, develops a next‑generation streaming platform. Seeking a Senior Backend Engineer to lead design, development, and integration of backend systems for video streaming services, ensuring scalable, reliable delivery of content to millions of viewers.

Xumo Software Engineering Team builds the next‑generation streaming platform for Comcast and Charter. As a Senior Backend Engineer, you design, develop, and optimize video‑streaming back‑end systems, handling content ingestion, metadata, and recommendation pipelines.

Guardian’s Group Benefits API Technology Team seeks a Senior JAVA Backend API Engineer to design and implement robust, scalable integration solutions across enterprise applications using RESTful APIs, messaging, and event streams. Responsibilities include developing production-ready software, engineering integrations with messaging platforms (ActiveMQ, IBM MQ), API design with OpenAPI Swagger, containerization with Docker, AWS services (S3, Lambda, SQS/SNS, Redis), database access (SQL/NoSQL), E

Huntington National Bank seeks a seasoned Java developer to architect and deliver REST‑API driven microservices that align with enterprise architecture goals. The role blends design, implementation, and technical ownership of mission‑critical solutions, collaborating across teams to translate business needs into robust software.

Senior Production Lead (Backend) for Pratt & Whitney’s 3rd shift at P&W Amercon in Middletown, PA. Responsible for leading the Standard Production System Tier 1, managing hourly workforce to optimize production flow, productivity, reliability, and cost. Plans and delegates assignments, trains new employees, and serves as focal point for shift activities.

Onsemi seeks a Manufacturing Equipment Technician to perform preventive maintenance and troubleshoot electromechanical systems in semiconductor manufacturing areas such as ion implant, metal sputter deposition, wafer thinning, and probe test equipment. The role requires strong electrical and mechanical aptitude, knowledge of pneumatic/hydraulic and servo systems, and ability to work safely with hazardous gases.

Backend Services team at CACI builds scalable, reliable cloud services for critical government missions. The Senior Backend Engineer designs and implements Java and Python microservices on AWS, creates CI/CD pipelines, and containerizes applications with Docker and Kubernetes.

Senior Backend Software Engineer on Vanguard’s Advice & Wealth Management Technology team, building scalable backend services that power core data services for client experiences. The role designs, develops, and maintains Java-based APIs, integrates external data sources, and optimizes performance across the full lifecycle.

Engineering at Perpay builds scalable backend services that power our marketplace, credit, and payment products. The senior engineer designs RESTful APIs, models relational data, and drives reliability and observability across AWS-hosted services.

Comcast, a Fortune 30 media and technology company, seeks a Senior Engineer, Backend JavaScript to join the PULSE Engineering group in Philadelphia. The role focuses on building robust internal applications that manage Comcast’s product and service catalog, supporting large‑scale data processing and fulfillment workflows.

Retail Technology team at PNC builds internal applications to improve operational efficiency. The Software Engineer develops Java backend services, designs RESTful APIs, and implements event‑driven architectures while collaborating in Agile sprints.

CommandIQ program at In-Depth Engineering builds secure backend solutions for critical government contracts. Backend Software Engineers design, implement, and test features, collaborate with cross‑functional peers, and support Agile Release Train activities.