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Top Senior Level Javascript Jobs in Philadelphia, PA

213+ Job Results
18 Minutes Ago
Philadelphia, PA
Remote
Hybrid
350 Employees
5-7 Years of Experience
350 Employees
5-7 Years of Experience
Mobile • Security • Software • Cybersecurity
Seeking a highly motivated and experienced full stack Senior Software Engineer to join our Support Tools team. Responsible for expanding and architecting Keeper's Support Tools.
Top Benefits:
401-K
Company Equity
Company Outings
+32 More
48 Minutes Ago
Philadelphia, PA
Remote
Hybrid
350 Employees
5-7 Years of Experience
350 Employees
5-7 Years of Experience
Mobile • Security • Software • Cybersecurity
Keeper is hiring talented JavaScript / ReactJS developers to join the Browser Extension team. Join one of the fastest growing Cybersecurity companies and gain valuable skills working on a modern JavaScript application with the latest technology and tools.
Top Benefits:
401-K
Company Equity
Company Outings
+32 More
2 Hours Ago
Philadelphia, PA
Remote
250 Employees
$150K-$180K Annually
7+ Years of Experience
250 Employees
$150K-$180K Annually
7+ Years of Experience
Artificial Intelligence • Marketing Tech • Real Estate
Seeking a Senior Backend Engineer with strong proficiency in Node.js and JavaScript. Responsibilities include server-side logic development, integration of user-facing elements, writing reusable code, implementing high-performant applications, and maintaining databases. Must have experience with AWS ecosystem and common API formats. Additional pluses include GraphQL, TDD, Athena, DynamoDB, and CloudFormation.
Top Benefits:
401-K
Child Care Benefits
Company Outings
+25 More
2 Hours Ago
Philadelphia, PA
Remote
2,050 Employees
$118K-$252K Annually
7+ Years of Experience
2,050 Employees
$118K-$252K Annually
7+ Years of Experience
Cloud • Security • Software • Cybersecurity • Automation
Design and build localization solutions, pipelines, and AI capabilities for GitLab. Integrate localizability and internationalization disciplines into growth initiatives. Collaborate with teams to enhance human translation workflows and develop continuous localization pipelines.
Top Benefits:
401-K
401-K Matching
Company Equity
+42 More

Featured Jobs

2 Hours Ago
Philadelphia, PA
Remote
423 Employees
$136K-$210K Annually
5-7 Years of Experience
423 Employees
$136K-$210K Annually
5-7 Years of Experience
Security • Software • Cybersecurity • Automation
Manage and mentor a team of Software Engineers, practice agile software development, provide guidance on planning and prioritization, lead technical discussions, analyze requirements, conduct data analysis, manage SDLC, estimate changes, and handle day-to-day tasks and resources.
Top Benefits:
401-K
Child Care Benefits
Company Equity
+30 More
3 Hours Ago
Philadelphia, PA
Remote
Hybrid
1,825 Employees
$200K-$275K Annually
7+ Years of Experience
1,825 Employees
$200K-$275K Annually
7+ Years of Experience
Fintech • Financial Services
DRW is seeking a Senior Software Engineer to join the Unified Platform (UP) team, specifically the Reference Data division. The team focuses on consolidating data and technologies to create a ubiquitous domain throughout the firm. Responsibilities include building systems with a focus on testing and reliability, working on legacy code and green field development, driving projects to completion, learning and promoting new technologies, and providing on-call support as needed.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+63 More
3 Hours Ago
Philadelphia, PA
Remote
150 Employees
$120K-$185K Annually
7+ Years of Experience
150 Employees
$120K-$185K Annually
7+ Years of Experience
Big Data • Cloud • Enterprise Web • Professional Services • Software • Consulting • Design
As a Principal Software Engineer at 8th Light, you will be a leader on projects, working with a variety of clients and languages. You will make immediate contributions to projects, lead architecture and software design discussions, and generate new potential solutions to challenges. You will also mentor colleagues, provide feedback, and ensure team productivity.
Top Benefits:
401-K
401-K Matching
Commuter Benefits
+58 More
3 Hours Ago
Philadelphia, PA
Remote
Hybrid
50,000 Employees
5-7 Years of Experience
50,000 Employees
5-7 Years of Experience
AdTech • Cloud • Digital Media • Information Technology • News + Entertainment • App development
Seeking a Manager of Software Engineering to lead a team of software engineers in delivering critical projects and systems for NBC Sports Next & Fandango. Responsibilities include designing, developing, testing, deploying, and improving back-end software and services, as well as collaborating with peers on software solutions and interacting with Product Managers and Quality Engineers.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+58 More
5 Hours Ago
Philadelphia, PA
Remote
350 Employees
5-7 Years of Experience
350 Employees
5-7 Years of Experience
Enterprise Web • Logistics • Software • Transportation
Collaborate with stakeholders to navigate business objectives, write maintainable code, engage in architectural design, mentor junior engineers, continuously improve software development processes, and ensure product quality and performance. Must have 5+ years of software development experience, proficiency in Java, C#, Go, Typescript, or JavaScript, and experience with React, CI/CD, REST API development, and more. Company is building a Transportation Management System to revolutionize the industry.
Top Benefits:
401-K
401-K Matching
Dental Insurance
+19 More
6 Hours Ago
Philadelphia, PA
Remote
175 Employees
5-7 Years of Experience
175 Employees
5-7 Years of Experience
Artificial Intelligence • Enterprise Web • Machine Learning • Natural Language Processing • Software • Conversational AI • Automation
Design, develop, and deploy robust and scalable full-stack web applications using Node.js, React, MongoDB, and AWS.
Top Benefits:
401-K
Company Equity
Company Outings
+25 More
2 Days Ago
Philadelphia, PA
Remote
11,000 Employees
$146K-$235K Annually
5-7 Years of Experience
11,000 Employees
$146K-$235K Annually
5-7 Years of Experience
Cloud • Information Technology • Productivity • Security • Software • App development • Automation
Build integrations within the Atlassian product suite. Lead the design and implementation of new features and systems.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+66 More
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