Top Software Engineer Jobs in Philadelphia, PA

Lead design and operation of the Synapse Everywhere external API platform: define API surface and guarantees, translate product and clinical requirements into contracts, own reliability and on-call incident response, provide technical mentorship and code reviews, and design scalable, secure cloud-native solutions (k8s, LLMs) with strong developer experience.

Lead end-to-end deployments of AI agents into customer web apps, debug DOM/rendering issues, build UI automation with Playwright/Puppeteer/CDP, tune AI orchestration and auth handling, partner with customer engineering, and codify repeatable deployment playbooks and tooling.

Build and scale a live ML data streaming analytics platform, lead greenfield real-time processing projects (Python/Rust), and design reliable backend services using cloud and orchestration tools.

Design, build, and maintain Salesforce solutions across Sales, Service, and Experience Clouds. Translate business needs into scalable architecture, develop custom functionality (Apex, LWC, Flow, SOQL), support integrations (REST/SOAP, middleware, events), participate in design and code reviews, troubleshoot production issues, and improve CI/CD, testing, and platform governance. Explore AI-enabled tooling to enhance workflows and productivity.

Design, build, and hand off a maintainable Databricks + S3 medallion data platform on Advana. Ingest, validate, transform, and expose wearable and survey data (Whoop, Oura, Garmin, Somfit, Qualtrics) via PySpark/Databricks tooling, implement automated QC, document vendor onboarding and runbooks, integrate historical data, and support downstream Qlik Sense dashboards and notebooks. Coordinate with Navy Jupiter/Advana teams and provide knowledge transfer to lab staff.

Lead design and delivery of native iOS and Android applications, owning architecture, security, scalability, and mobile-to-cloud integrations. Provide technical leadership, mentor engineers, drive CI/CD and observability, resolve production issues across devices and OS ecosystems, and influence mobile engineering strategy.

Lead technical direction for the ControlCheck team, design cross-domain systems (frontend, backend, infra), drive architectural decisions for Ruby on Rails and FastAPI services, de-couple and scale microservices, debug distributed systems, mentor senior engineers, coordinate cross-team dependencies, and influence engineering roadmaps without direct people management.

Build full‑stack features that automate reporting and slide/document generation: database models, async workflows, UI components, AI insights, native charts, data sync optimizations, and integrations with BI and content platforms.

Senior .NET full-stack developer responsible for custom application development, API integrations, database optimization, deployments, troubleshooting, performance, security, and production support using .NET/C#, ASP.NET Core, SQL, modern frontend frameworks, cloud, and CI/CD.

Design, build, and operate large-scale distributed web crawlers and data pipelines. Handle anti-bot systems and dynamic/JS-heavy sites, perform cleaning, deduplication, filtering, and normalization, and maintain datasets for model training while optimizing for cost, latency, and reliability.