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Top Senior Level Javascript Jobs in Philadelphia, PA

637+ Job Results
14 Days Ago
USA
Remote
77 Employees
130K-185K Annually
Senior level
77 Employees
130K-185K Annually
Senior level
Digital Media
The Senior WebRTC QA & Automation Engineer will lead quality assurance efforts at Gather, focusing on manual and automated testing of their video system. Responsibilities include building automated test bots, ensuring video performance under various conditions, collaborating with the video team, and delivering insights to enhance product resilience.
14 Days Ago
8 Locations
Remote
27,882 Employees
Senior level
27,882 Employees
Senior level
Food
As an Architect at Little Caesars, you will lead and maintain custom software solutions, participating extensively in the Software Development Lifecycle. You'll provide technical leadership, ensure project quality and performance, and mentor team members while addressing complex technical challenges.
14 Days Ago
2 Locations
Remote
83 Employees
160K-180K Annually
Senior level
83 Employees
160K-180K Annually
Senior level
Healthtech
As a Senior Full Stack Software Engineer, you will develop and optimize scalable services using AWS, implement features on the frontend using React, and ensure code quality and security. Integrating backend and frontend systems is a key aspect of this role, focusing on performance and compliance.
14 Days Ago
USA
Remote
61 Employees
Senior level
61 Employees
Senior level
Cloud • Software
The Sr. Partner Solutions Architect will work with partners throughout their lifecycle, from recruitment to post-launch. Responsibilities include training partners on Pulumi, managing integrations and product requirements, building technical demos, and facilitating communication between partners and internal teams.
14 Days Ago
United States
Remote
414 Employees
179K-242K Annually
Senior level
414 Employees
179K-242K Annually
Senior level
HR Tech • Software
The Senior UI/UX Engineer at Calendly will enhance developer productivity by building and maintaining reusable UI components and libraries. Responsibilities include collaborating with design and engineering teams, refining design systems, creating documentation, guiding junior team members, and ensuring component quality through reviews and testing.
15 Days Ago
USA
Remote
41 Employees
175K-185K Annually
Senior level
41 Employees
175K-185K Annually
Senior level
Consumer Web • Marketing Tech • Social Impact • Software • Financial Services
The Senior Software Engineer will develop and manage software for Beam's SDK, focusing on web components, APIs, and integrations for e-commerce stores. Responsibilities include project execution, collaboration with team members, and driving software quality and development practices.
Top Benefits:
401-K
401-K Matching
Company Equity
+40 More
15 Days Ago
United States
Remote
410 Employees
Senior level
410 Employees
Senior level
Digital Media • eCommerce • Fashion • Social Media
The Senior Software Engineer will join LTK's Platform team, responsible for the design and implementation of identity provider integrations and managing the cloud infrastructure. The role focuses on building developer tooling, defining best practices for service development, and providing technical guidance while collaborating with various teams.
Top Benefits:
401-K
Company Outings
Dental Insurance
+16 More
15 Days Ago
US
Remote
240 Employees
150K-150K Annually
Senior level
240 Employees
150K-150K Annually
Senior level
HR Tech • Other • Productivity
Seeking a Senior Software Engineer to develop high-quality software, actively collaborate with the team, and focus on technical growth. Responsibilities include writing clean code, participating in department discussions, and mentoring other engineers. The ideal candidate demonstrates ownership, strong communication skills, and proficiency in code craft.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+45 More
15 Days Ago
USA
Remote
7,863 Employees
187K-298K Annually
Senior level
7,863 Employees
187K-298K Annually
Senior level
Other • Real Estate • PropTech
The Principal Applications Engineer will lead in driving engineering excellence across Zillow's technology stack, focusing on creating user experiences for frontline employees. Responsibilities include collaborating across functions, proposing solutions to system challenges, evolving architecture, and mentoring engineering teams.
Top Benefits:
401-K
Adoption Assistance
Child Care Benefits
+20 More
15 Days Ago
USA
Remote
145K-185K Annually
Senior level
145K-185K Annually
Senior level
Security • Software
As a Senior Software Engineer at Mark43, you'll take ownership of products, build robust server-side solutions, and significantly contribute to the next generation of cloud-based public safety software, collaborating with product teams and improving architectural strategies.
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