Top Software Engineer Jobs in Philadelphia, PA

Own customer deployments for Cassi by mapping operating-company workflows, building integrations and ETL pipelines, developing custom automations, and ensuring reliable live operations. The role combines hands-on TypeScript and Node.js engineering with customer-facing implementation, debugging, data reconciliation, incident response, and product feedback. This founding engineer will define the forward-deployment function, determine which solutions should become core product capabilities, and potentially build the future team.

Build polished consumer-facing web and mobile experiences, primarily developing React Native features while maintaining native iOS and Android applications. Collaborate with product and design to turn feedback into shippable improvements. Work across APIs, native integrations, analytics, media, debugging, and existing Swift and Kotlin codebases. Develop with React, TypeScript, Next.js, and modern web technologies while addressing real-device performance, navigation, gestures, responsiveness, and platform-specific issues.

Leads software engineering strategy, modernization, architecture, governance, and delivery across the Digital Solutions Division. Oversees enterprise-scale cloud and SaaS platforms, Agile and DevOps practices, security, reliability, and technology transformation initiatives including AI adoption. Manages engineering teams through hiring, coaching, performance development, and organizational change. Partners with product, sales, marketing, infrastructure, security, operations, customers, and vendors while managing budgets, ROI analyses, and technology investments.

The Machine Learning Engineer will build data-intensive products, deploy ML models, analyze datasets, and collaborate with product teams to enhance Nextdoor's platform.

Build scalable backend services, APIs, workflow orchestration, integrations, and AI agent infrastructure for enterprise procurement, invoicing, contracts, and payments. Develop agent runtimes, multi-agent coordination, observability, evaluation, and testing systems. Ensure reliability, security, compliance, auditability, performance, and fault tolerance across distributed systems handling sensitive financial and operational data.

Develop and maintain features for a podcast subscription platform using PHP and Laravel. Scale the application, support user and administrator experiences, build website embeds and third-party integrations, and help apply AI tools to accelerate development and improve code quality and security. Collaborate within a small, Agile-oriented remote team while evaluating technologies and influencing the evolving product stack.

Lead the design, delivery, and production adoption of integrations-platform features, including SDKs, agents, job pipelines, developer tooling, and related services. Drive AI-enabled integration authoring, reliability, scalability, observability, and cross-platform support. Partner across product, platform, and customer teams to translate needs into technical solutions while providing architectural leadership, mentorship, and hands-on guidance across distributed systems and workflow orchestration.

Develop and operate highly scalable backend systems and AWS infrastructure. Responsibilities include maintaining Python HTTP services, working with DynamoDB, Elasticsearch, and Redis, provisioning cloud resources through infrastructure as code, reasoning about distributed systems, and owning software from design through monitoring. The role also focuses on reliability, security, performance, cost optimization, observability, technical roadmaps, and collaboration with engineering and product stakeholders.

Build and refine front-end experiences for web and mobile: onboarding, checkout, gallery features, design system and enterprise dashboard. Collaborate closely with designers and PMs, ship fast, maintain aesthetic quality, and iterate with user feedback using React, Next.js and TypeScript.

Lead the design and development of mission-relevant software, build backend services and APIs, mentor engineers, and support technical demos.