Top Software Engineer Jobs in Philadelphia, PA

The Full Stack Developer will create and maintain web applications using PHP, Javascript, and MySQL, ensuring effective API integration and quality communication.

Work on backend and frontend features for a waste-management SaaS: build Java/Spring Boot services, React UI, work with PostgreSQL/PostGIS, debug production, write tests, collaborate with Customer Success, participate in on-call rotation, and adopt AI-assisted development tools.

Design, build, and deliver scalable big data ETL solutions across distributed environments using Spark (PySpark/Scala), Hadoop ecosystem, Databricks, and Azure. Develop and automate ETL workflows, tune Spark jobs, integrate multiple data sources, create tests and technical designs, collaborate with Data Science, QA, and Ops, and troubleshoot data delivery issues under agile processes.

As a Unity Engineer, you'll implement features, ensure performance optimization, debug issues, and collaborate with the team to enhance gameplay for mobile titles.

Own technical onboarding and post‑onboarding support for market makers and institutional partners across CLOB, WebSocket feeds, RFQ gateway, and SDKs. Debug production integrations, write/maintain integration guides and code samples in Python and TypeScript, monitor integration health, and translate partner feedback into actionable product and engineering items.

This role involves developing features for the Backpack Wallet, optimizing performance, and managing projects from start to finish.

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.