Top Software Engineer Jobs in Philadelphia, PA

Join the engineering team as a Software Engineering Intern to build backend, frontend, or full-stack features using Java, Spring Boot, TypeScript, React, and AWS. Write clean, testable code, participate in code reviews and agile ceremonies, collaborate with DevOps/QA/Product, and help improve system reliability and developer productivity during a replatform effort.

The Technical Solutions Engineer collaborates with the Sales team, leveraging construction scheduling expertise to assist customers in integrating Planera's solutions into their workflow, conducting demos, and leading technical discussions throughout the sales process.

Lead backend Java development and architecture for enterprise applications. Design and deliver scalable, resilient microservices and APIs, mentor developers, lead technical decisions, support production incidents, and implement CI/CD and cloud-native solutions on AWS.

Design, implement, and operate large-scale distributed NoSQL and multi-model database solutions across cloud and hybrid environments. Provide architecture, performance tuning, sharding/partitioning, disaster recovery, monitoring, automation, and migration support. Partner with engineering and business teams to define data strategies, perform security assessments, and lead implementation, troubleshooting, and on-call operations.

Design, build, and optimize high-performance backend APIs and real-time data processing systems. Scale distributed systems, debug and tune production services, participate in on-call rotation, mentor junior engineers, and collaborate cross-functionally from feature concept through deployment.

Design, develop, and maintain core platform infrastructure for an Agentic AI product. Lead foundational components, collaborate with cross-functional and ML teams, support production systems, troubleshoot performance and scalability, and cultivate developer-friendly frameworks and practices to enable large-scale distributed, AI-oriented workloads.

Design, develop, test, and deploy full-stack Java applications (backend Java/Spring Boot, frontend React/Angular, PostgreSQL). Lead architecture decisions, mentor developers, perform code reviews, troubleshoot issues, implement testing strategies (JUnit, Cypress, Playwright), collaborate with product/QA/DevOps in Agile, and support VA mission-critical initiatives while meeting security and clearance requirements.

Design, develop, test, maintain, and support IBM z/OS mainframe applications. Build COBOL programs, JCL jobs, DB2 stored procedures, VSAM file handling, CICS online and batch apps. Manage batch schedules (TWS), MQ integrations, SORT utilities, and code/version control. Provide production support, incident resolution, performance tuning, and collaborate with cross-functional teams while following coding standards and security/compliance guidelines.

The Software Engineer will improve product engagement through full stack feature development, user behavior analysis, and collaboration with product and design teams.

Build pixel-accurate, accessible, responsive interfaces from Figma using handcrafted CSS/SCSS and modern layout primitives. Implement interactive UI in Vanilla JavaScript and React/Next, integrate front-end with CMSs (Contentful, Drupal, WordPress), use modern build tooling, participate in code reviews, and leverage AI tools to speed debugging and scaffolding.