Top Software Engineer Jobs in Philadelphia, PA

Build, modernize, deploy, and operate CMG’s marketing platform across current and legacy .NET systems. Develop APIs, integrations, background jobs, and loan-data workflows; troubleshoot issues across application code, SQL Server, vendor APIs, and Azure; and improve testing, CI/CD, deployment safety, and architecture. Work hands-on with coding agents, structured requirements, acceptance validation, and production ownership while migrating legacy applications toward modern services and internal APIs.

Develop and maintain microservices-based, real-time software for mission-critical air traffic systems. Collaborate with product, systems engineering, QA, DevOps, and platform teams in an Agile/SAFe environment. Translate requirements into reliable solutions, integrate APIs, databases, messaging systems, and external services, and contribute to design and technical decisions. Apply CI/CD, DevSecOps, automated testing, troubleshooting, performance tuning, and AI-assisted development tools. The role is fully remote and requires Public Trust eligibility and U.S. citizenship.

Build and optimize developer-facing tools, including IDE integrations, CLIs, code-analysis systems, and CI/CD workflows. Integrate transparent, reliable AI capabilities into developer experiences, optimize high-volume production services, and improve availability, latency, and efficiency. Drive engineering best practices through code reviews, automation, documentation, and technical leadership while mentoring junior engineers. The role also requires communicating complex architectures and operating tooling across enterprise deployment environments.

Analyze Linux system performance, design and implement performance enhancements, productize new servers and hardware, extend performance metrics and visualizations, and build diagnostic tooling. The role requires advanced C programming, Linux kernel expertise, virtualization knowledge, hardware enablement and debugging experience, performance analysis skills, and understanding of computer architecture, concurrency, algorithms, and hardware interconnects.

Lead a multi-team engineering organization responsible for delivery, technical quality, production reliability, security, privacy, and AI-native development practices. Build scalable teams and managers, establish cross-team delivery systems, partner with Product and Design, oversee observability and incident response, use engineering metrics to guide improvements, and shape hiring, leveling, and talent development.

Leads engineering teams responsible for Twilio’s Porting, Hosting, and A2P Messaging products. Owns roadmap delivery, architecture collaboration, reliability, incident response, security, AI-assisted development, stakeholder alignment, and operational tooling. Recruits, develops, and retains a high-performing engineering organization while balancing customer commitments, platform needs, and operational investments.

Develop and maintain scalable backend applications, microservices, APIs, integrations, and production-ready client-facing features. Ensure systems are secure, documented, tested, and performant while collaborating with product, engineering, and business stakeholders. Translate business goals into technical architecture, estimate scope and timelines, and contribute across the technology stack in a remote, cross-disciplinary environment.

Lead and grow engineering teams building blockchain and Web3 products. Drive technical strategy, architecture, delivery, quality, hiring, mentoring, and engineering processes to ensure reliable product delivery and team scaling.

Builds production-ready design and interface components in code, bridging design and engineering across React Native, React, and mobile and web platforms. Uses AI coding tools such as Cursor, Claude Code, and v0 at high production velocity. Defines design-to-code workflows, design tokens, component architecture, and improved handoff practices while collaborating closely with designers and engineers in a fast-moving environment.

Develop and enhance Android applications using Kotlin and Java, applying MVVM and MVC design patterns and asynchronous programming. Collaborate with engineers, designers, and product managers in an agile Scrum environment. Provide technical support and training, oversee project deliverables, mentor colleagues, and help clients align digital solutions with business goals. The role also involves adopting AI tools, communicating effectively, and contributing to rapid product development.