Top Senior Level Javascript Jobs in Philadelphia, PA

As a Senior Digital Operations Engineer at Brooks, you will enhance and manage the digital infrastructure focusing on security and performance. Responsibilities include designing system integrations, developing CI and IaC processes, mentoring colleagues, and ensuring smooth production and testing environments, while actively participating in Brooks IT and Digital Innovation. You’ll coordinate across teams to promote efficient implementation of business goals and best practices.

This role involves leading the development of high-quality frontend experiences focused on identity management. Responsibilities include defining technical requirements, enhancing system architecture, and shaping federated identity services alongside product and engineering teams.

As a Senior Backend Engineer at Consensys, you'll work on the MetaMask Wallet API, enhancing decentralized user experiences by building and expanding the API that connects developers to blockchain tools. Your role involves collaborating on various projects, exposing you to new concepts, and helping onboard a billion users and numerous developers to web3.

As a Staff Back End Engineer at MotiveMetrics, you will develop and maintain customer-facing applications while ensuring high quality and system stability. You will lead and mentor a team, focusing on building distributed systems and scaling them using cloud technologies. Your role will involve designing, deploying, and automating workflows within a fast-paced tech environment.

The Senior Front-End Software Engineer will build and maintain web applications, optimize performance and user experience, collaborate with cross-functional teams, and ensure code quality through testing and reviews. Responsibilities include creating responsive web components, optimizing for scalability, and mentoring team members.

The Lead Engineer will enhance web applications using advanced TypeScript and JavaScript frameworks. Responsibilities include hands-on development, implementing responsive user interfaces, optimizing performance, leading projects, mentoring developers, and collaborating with design and product teams to drive customer engagement and business growth.

As a Senior Frontend Engineer at Reddit Pro, you will lead technical design and development of products by collaborating with various teams, ensure quality while moving fast, and mentor junior engineers. The role involves full-cycle development, from design to launch, and requires experience in front-end languages and frameworks.