Backend Developer Jobs in Pennsylvania, United States

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.

a16z Games is building innovative social casino experiences. As a Mid-Level Golang Developer you will design and implement scalable backend features for a high‑traffic, multi‑tenant application, collaborating with front‑end engineers and designers.

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.

Backend Capability team at CVS Health drives the backend platform, API ecosystem, and third‑party integration layer for its SaaS health suite. The role defines API standards, steers a scalable event‑driven microservices architecture, and leads integration strategy with EHR/EMR systems and emerging AI model APIs.

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.

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 Software Engineering team builds a next‑generation video streaming platform serving millions of viewers. The Senior Backend Engineer designs, develops and scales Java‑based microservices, data pipelines and APIs for video ingestion, metadata, recommendations and delivery across cloud environments.

Tradebyte, an independent company within the Zalando Group, empowers Europe’s top e-commerce brands by building resilient backend services and high-throughput integrations. As a Senior Software Engineer, you will architect scalable APIs and platform applications using modern JVM or Python technologies while collaborating across product and engineering teams.

VetsEZ seeks a Senior Backend DevOps Engineer to support the Department of Veterans Affairs’ Joint Longitudinal Viewer (JLV) program, a mission-critical clinical application aggregating patient data. The role involves operating AWS ECS microservices, designing CI/CD pipelines, and implementing SRE practices for secure, compliant cloud environments.

Retail Technology organization at PNC builds mission‑critical banking platforms. As a Lead Backend Software Engineer you will design, develop and deliver scalable Java microservices and event‑driven systems using Spring Boot and Apache Kafka, mentor engineers and drive architecture best practices.

Lead Backend Engineer - Mobile APIs at Vanguard builds and iterates on client-facing products within a cross-functional scrum team, collaborating with product owners, designers, developers, scrum leads, and architects. Day-to-day work includes leading technical design and implementation, defining architecture and engineering standards, guiding developers on system design and code quality, resolving complex technical issues, and ensuring scalability, reliability, and security.

Mobile Development team at Vanguard builds a world‑class mobile experience for clients, focusing on Node.js middleware for iOS and Android apps. The Technical Lead drives high‑performance mobile application design, mentors the team, and leads system analysis, development, and production support.

Retail Technology team at PNC builds mission‑critical banking platforms. As a Senior Software Engineer you will design, develop and lead scalable backend services using Java, Spring Boot and Kafka, mentor engineers and drive best practices.

Northampton Community College seeks part‑time contract Workforce Development Training Instructors for its Leadership & Management Development track. Instructors will teach incumbent workers on campus and remotely, covering topics such as Leadership and Management, Communications, Conflict Resolution, Supervision, DEI, Microsoft Office, and cloud‑based applications (Google, Office 365, SharePoint, OneDrive, Teams, OneNote).

Associate Learning & Development (ALD) Training Delivery Team at Amazon shapes transportation safety and operational excellence through hands‑on and classroom instruction. The trainer delivers standardized classroom, virtual, and yard training, conducts new‑hire onboarding, and provides over‑the‑road driving instruction while ensuring DOT compliance.

Associate Learning and Development (ALD) Training Delivery Team implements comprehensive transportation training programs for Amazon's Transportation Operations Management. The Trainer delivers classroom, virtual, and hands‑on yard sessions on safety, DOT compliance, and operational excellence, tracks metrics, and coaches associates.

Elevate Growth Team at Kraft Heinz drives innovation and renovation across the Sauces & Condiments portfolio. The Senior Scientist leads technical projects from concept through commercialization, designing experiments, analyzing data, and supporting factory production.

ProSidian Consulting seeks a BI Dashboard & Visualization Developer to support government clients in Montgomery County, PA. The role blends full‑stack development with data‑visualization expertise, building interactive dashboards in Power BI or Tableau that deliver actionable insights to finance and IT teams. Candidates will translate complex financial metrics into intuitive reports, ensuring alignment with county branding and user experience standards.