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Javascript Developer Jobs in Plainfield, NJ, US
710+ javascript developer jobs from 350+ companies hiring in Plainfield, NJ, US.
1mo
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Senior/Staff Product Engineer (Frontend)
New York or United States
$200k-$240k/yr HybridFull Time
10+ YOESenior frontend role requiring strong JS/TypeScript, deep web knowledge, and experience building consumer web apps; 10+ years preferred.
Next.js, GraphQL/Relay, TypeScript, JavaScript, Elixir, Python, Terraform, Go, Ruby, PostgreSQL, Google Cloud, AWS
1w
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Senior QA Automation Engineer
San Francisco or New York City or Bangalore
$100k-$400k/yr HybridFull Time
7+ YOE7+ years QA automation with Playwright and/or Cypress; scripting in TypeScript/JavaScript/Python; strong CI/CD and test framework design; Web3 testing experience.
Playwright, Cypress, WebdriverIO, Selenium, Puppeteer, GitHub Actions, CircleCI, TypeScript, JavaScript, Python
3d
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Test Engineer I
Woodbury or New York or Newark
$90k-$120k/yr OnsiteFull Time
0+ YOEBS in Electrical/Computer Engineering or Computer Science; knowledge of J1939/J1708; familiarity with C/C++, SQL, VB, JavaScript/HTML; some hardware design and database experience; ability to collaborate with multiple teams.
C, C++, SQL, VB, JavaScript, HTML, ASP, Databases, Networking
2mo
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Lead Software Engineer –Hybrid NYC
New York City or Baltimore
$145k-$309k/yr HybridFull Time
8+ YOE8+ years of experience in software engineering; leadership of engineering teams; cloud-native solutions on AWS or Azure; containerized microservices; proficiency in OO languages; strong problem solving and communication; automated testing and continuous delivery.
AWS, Azure, Containerization, Microservices, Java, Python, JavaScript, Agent frameworks
2w
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Senior Software Engineer, CV Applications
New York, New York, United States
$160k-$200k/yr RemoteFull Time
6+ YOE6+ years software engineering; 4+ years Node.js; 1+ years frontend; ability to own end-to-end projects; AI tooling experience; backend services and data pipelines; team collaboration.
Node.js, JavaScript, TypeScript
2mo
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Lead Software Engineer –Hybrid NYC
New York City or Baltimore
HybridFull Time
8+ YOE8+ years in object-oriented languages; cloud-native solutions on AWS/Azure; leadership of engineering teams; strong communication; CI/CD and automated testing; focus on AI/ML platforms.
Java, Python, JavaScript, AWS, Azure, Docker, Kubernetes, CI/CD, AI frameworks
4d
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Software Engineer III - Full Stack
Brooklyn, New York, United States
$100k-$145k/yr HybridFull Time
4+ YOE4+ years programming experience; strong Java/ReactJS; OOP and design patterns; shipping large software projects; quick learner; team collaboration.
Java, ReactJS, Redis, JavaScript, RabbitMQ, MySQL, MongoDB, Kotlin, SpringBoot, Splunk
2mo
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Senior Software Engineer, Platform
Philadelphia or New York City
$116k-$209k/yr OnsiteFull Time
4+ YOEBachelor's degree +3 years or advanced degree +1 year; 4-7 years in platform services and cloud automation; Agile collaboration; security-focused; AWS preferred.
AWS, Kubernetes, Go, Java, Scala, Python, JavaScript
4d
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Senior Engineer, Knowledge Systems
New York, New York, United States
$168k-$235k/yr OnsiteFull Time
7+ YOE7+ years software engineering; API/backend design; CMS/knowledge management; AI tooling integration; cross-functional collaboration; knowledge infrastructure.
Golang, Ruby on Rails, Javascript, MySQL, Redis, ElasticSearch, Kafka, Temporal, AWS, Git, GitHub workflows, Docker, Kubernetes, Terraform, CircleCI, DataDog, Contentful, Sanity, Strapi, Markdown
1mo
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Lead Product Software Engineer
New York City, New York, United States
$140k-$245k/yr HybridFull Time
10+ YOE5+ Mgmt10+ years IT experience; 5+ years leading a team; 2+ years building solutions with Azure, C#, .NET Core, ASP.NET, REST APIs; strong design, security, and DevOps knowledge.
Azure, C#, NET Core, ASP.NET, MVC, REST API, Entity Framework, JavaScript, Angular, Bootstrap, Oracle, MS SQL Server, NoSQL
1mo
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Programmer - Application Developer
New York City, New York, United States
HybridFull Time
2+ YOEExtensive ServiceNow development with Flow Designer, IntegrationHub, JS, API integrations; agentic AI workflows; SDLC, security, CI/CD; strong collaboration and documentation.
ServiceNow, Flow Designer, IntegrationHub, JavaScript, REST/SOAP APIs, Azure SQL, T-SQL, Git, Postman, CI/CD
2w
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Revenue Operations GTM Engineer
New York, New York, United States
OnsiteFull Time
1+ YOEProficiency in APIs, SQL, Python/JavaScript, CRM platforms, automation tools, and AI/ML basics; strong business acumen; analytical mindset.
APIs, SQL, Python, JavaScript, CRM, Automation Tools, AI/ML
3d
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Test Engineer I
Woodbury or New York or New Jersey
$90k-$120k/yr OnsiteFull Time
BS degree in Electrical Engineering, Computer Engineering, Computer Science or related; knowledge of J1939/J1708; proficiency in C/C++, SQL, VB, JavaScript, HTML, ASP; databases and networking; some hardware design; able to collaborate across teams.
C, C++, SQL, VB, JavaScript, HTML, ASP, Databases, Networking, Hardware design
3d
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Senior Support Engineer | Remote | North America
New York or New Jersey or California or Massachusetts or Pennsylvania or Virginia or Florida
RemoteFull Time
n8n: Open-source workflow automation and AI orchestration platform.
5+ YOEStrong troubleshooting, API/webhook debugging, networking fundamentals, JavaScript/Node.js, Docker, and excellent communication; ability to document and improve support processes.
Node.js, Docker, APIs, Webhooks, Networking, JavaScript
3w
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AI Technologist Engineer
Roseland, New Jersey, United States
$155k-$165k/yr HybridFull Time
3+ YOEDesign, build, and operate AI-powered solutions; expertise in generative AI platforms; strong software engineering with Python/JavaScript/TypeScript; secure, governance-focused; integrate with firm systems.
Anthropic Claude, OpenAI, Google Gemini, NotebookLM, Microsoft Copilot, Python, JavaScript, TypeScript, React, Node.js, REST APIs, JSON, SQL Server, VS Code, Claude Code, GitHub Copilot, Codex, Cursor/Windsurf, OpenAI API
1mo
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Staff Embedded Client Platform Engineer
New York or United States
$176k-$242k/yr HybridFull Time
7+ YOE7+ years in production software; experience embedding in non-owned host environments; strong JS/TS; performance optimization; reliability; enterprise deployment; testing/observability; mentoring.
JavaScript, TypeScript, Office Add-ins, JS/TS, Excel
4d
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AI Enablement Engineer (Contract to Hire)
New York City, New York, United States
HybridContract
1+ YOE1–3 years of experience; CS degree or equivalent; proficient in Python or JavaScript; comfortable working with cross-functional teams; contract-to-hire basis.
Python, JavaScript
1mo
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Jr. Software Engineer - AI & Prompt Engineering (Contract to Perm)
New York, New York, United States
$40-$60/hr OnsiteContract, Full Time
0+ YOEBachelor's in CS or related field; strong CS fundamentals; one programming language; knowledge of debugging, testing, Git; API basics; interest in AI/prompt engineering.
Git, APIs, HTTP, Python, JavaScript, Java
6d
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Staff Security Engineer, Secure Digital Asset Operations
New York, New York, United States
$196k-$245k/yr HybridFull Time
8+ YOE8+ years in security/engineering focusing on digital assets; strong crypto, key management, and security architecture; proficient in Javascript/Python.
Javascript, Python, MPC, HSM, cryptography, key management
1mo
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Quality Assurance Automation Engineer
New York, New York, United States
$110k-$160k/yr HybridFull Time
QA automation engineer proficient with Playwright, Appium, Postman; strong scripting in Python/JavaScript/TypeScript/Java; experience with CI/CD pipelines; testing across web, mobile, and API.
Playwright, Appium, Postman, Python, JavaScript, TypeScript, Java, GitHub Actions, Jenkins, CircleCI
2mo
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.NET Full Stack Developer - Onsite (Parispanny, NJ, US)
Parsippany, New Jersey, United States
OnsiteFull Time
7+ YOE7+ years enterprise web apps; 5+ years C#, Angular, SQL Server; 3+ years GCP Firebase Firestore; strong DevOps, security, and cloud experience; Bachelor’s in CS/IS or equivalent.
C#, .NET Core, HTML, CSS, JavaScript, TypeScript, Angular, SOAP, REST, Microsoft SQL Server, SSIS, Azure DevOps, Git, SonarQube, Netsparker, Invicti, JWT, OAuth/OIDC, Azure AD, Google Cloud Platform (App Engine, Cloud Functions, Firestore, Cloud Build, Cloud Armor)
3w
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PT Porter - Front End - 0822 (493121)
Elizabeth, New Jersey, United States
OnsitePart Time
Part-time front-end role; experience with HTML, CSS, and JavaScript preferred.
HTML, CSS, JavaScript
2w
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Full-Stack Software Engineer, Reinforcement Learning
San Francisco or New York City
$300k-$405k/yr OnsiteFull Time
Strong full-stack software engineering, proficient in Python and a modern web stack, track record shipping systems that solve hard problems, ability to work with researchers and vendors.
Python, JavaScript, React, TypeScript, Docker, CI/CD, GCP, AWS
2mo
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Associate Full Stack AI Engineer
New York or New York
$90k/yr HybridFull Time
Bachelor’s in CS/SE/Data Science/AI-ML; internship in AI; strong JS/TS, Python/PySpark; AI basics (LLMs, RAG, agent workflows); problem-solving; quick learner; strong communication; Foundry/AIP certification preferred; enterprise data exposure; REST/APIs/SQL; interest in AI-enabled workflows.
JavaScript, TypeScript, Python, PySpark, Palantir Foundry, AIP, LLMs, RAG, APIs, SQL
1mo
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Junior Quality Assurance Automation Engineer
New York City, New York, United States
$90k-$115k/yr OnsiteFull Time
2+ YOE2+ years QA experience; automation testing with Playwright; JS/TS or similar; CI/CD; API/logs analysis; Git; Agile teamwork.
Playwright, JavaScript, TypeScript, Git, Datadog, Kibana, Splunk
1mo
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Marketing Ops Engineer Intern
New York, New York, United States
$15/hr RemoteInternship
0+ YOEPursuing/holding a technical BA/BS; experience with data integration QA; HTML, CSS, JavaScript; SQL; React a plus; ad tech and analytics knowledge; API basics; experience with 3rd‑party marketing platforms.
HTML, CSS, JavaScript, SQL, React, Google Ads, Facebook Ads Manager, Appsflyer, Braze, Google Ads API, Mixpanel, APIs, Webflow, Webflow Optimize
1mo
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Lead Manufacturing Systems Engineer
Elizabeth, New Jersey, United States
$135k-$160k/yr OnsiteFull Time
3+ YOENetSuite Certification; 3+ years MES in production; proven ERP–MES integrations; strong knowledge of batch/process manufacturing; JavaScript (SuiteScript), Python, or SQL; understanding of inventory flows and financial impact; experience with ERP/robotics/IoT integrations; GMP or similar regulated environment experience.
NetSuite, MES, SuiteScript, JavaScript, Python, SQL, API Integration, Robotics/IoT
2w
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Sr. ServiceNow Application Developer III
West Orange, New Jersey, United States
$111k-$156k/yr OnsiteFull Time
5+ YOESenior ServiceNow developer with HAM Pro/SAM focus, 5+ years ServiceNow development, 2+ years in senior role, SA/ITIL knowledge.
ServiceNow, JavaScript, SQL, HTML, CSS, REST APIs, SOAP, Integration Hub, Workflow Data Fabric, CMDB, ITSM, ITOM, HAM Pro, SAM
2mo
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Microsoft Power Platform Developer, Tier 1
New York City or Albany
$115k-$125k/yr HybridFull Time
3+ YOEExtensive MS Power Platform and Dynamics 365 development experience with 3+ years in related field.
MS Power Platform, Dynamics 365, Dataverse, Power BI, SQL Server Integration Services, KingswaySoft adapters, Power Automate, Power Apps Component Framework, JavaScript, C#, ASP.Net, JQuery, Angular, Git, Azure DevOps, MS Visual Studio, MS Office
2mo
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Founding US Solutions Engineer
New York, New York, United States
OnsiteFull Time
Evervault: Data security infrastructure focused on helping engineering teams secure sensitive data and comply with privacy frameworks.
2+ YOE2+ years in Solutions Engineering or customer-facing engineering; strong communication; API knowledge; comfortable with developers; able to translate customer needs into product input.
REST APIs, Webhooks, Authentication, SDK patterns, JavaScript, TypeScript, Python, Java, Go
2mo
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Software Engineer III (FinPro) - Hybrid (Raleigh or Jersey City)
Jersey City or Raleigh
$120k-$150k/yr HybridFull Time
5+ YOE5-7 years software engineering; Java, .Net, SQL; agile; strong communication; bachelor's degree.
Java, C#, NET, SQL, JavaScript, TypeScript, HTML, CSS, Oracle, SQL Server, PostgreSQL, Memcached, MongoDB, Redis, Angular, RxJS, Node.js, React, Webpack, JQuery, Tomcat, Linux, Windows, IIS, JBoss, Docker, Kubernetes, OpenStack, CI/CD, Jenkins
1mo
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Full Stack Engineer - Ruby and React- Assistant Vice President
New York City, New York, United States
$130k-$160k/yr HybridFull Time
5+ YOE5+ years software engineering; 3+ years Ruby on Rails; 3+ years React; cloud/SaaS; Agile; experience with RSpec/Cucumber; relational DB; cloud tooling.
Ruby on Rails, React, RSpec, Cucumber, AWS, Kubernetes, JavaScript, PostgreSQL
3d
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Software Engineer - ERP, Systems Integration
Mountainside, New Jersey, United States
$95k-$115k/yr OnsiteFull Time
3+ YOEMid-level software development, ERP support, systems integration, Linux, SQL, APIs, and AI-enabled tooling experience.
Linux (Red Hat Enterprise Linux), SQL, Relational databases, PHP, JavaScript, HTML, CSS, jQuery, Apache, APIs (REST/SOAP), JSON, XML, Git, Mantis, Zendesk, Salesforce, Copilot, Copilot Studio, Power Automate, Power Platform, AI-assisted tools, Webhooks, ETL, SFTP, Python, Shell scripting
7h
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Staff Software Engineer - Java, React - Ads, Offers, and Dining Technology
New York, New York, United States
$144k-$256k/yr HybridFull Time
12+ YOEBachelor's in Computer Science or related field; 12+ years in engineering; AdTech/Retail Media experience; distributed systems and modern stack proficiency; mentoring and strong communication.
JavaScript, TypeScript, React, Node.js, Java, Spring Boot, Kafka, Cloud, CI/CD
2mo
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Senior Network Automation Engineer, Full-Stack
Richmond or St. Louis or Cleveland or Philadelphia or Chicago or San Francisco or New York or Kansas City or Boston or Atlanta or Minneapolis or Dallas
$113k-$156k/yr OnsiteFull Time
6+ YOESenior-level full-stack and network automation engineer with Java, JavaScript/NextJS, Python; AWS, IaC (Terraform/CloudFormation); MuleSoft, ServiceNow, OpenShift; UI tooling (Angular); on-call support.
NextJS, Java, JavaScript, Python, Java SpringBoot, OpenShift, MuleSoft, ServiceNow, Angular, AWS, Terraform, CloudFormation, GitHub, GitLab, Maven, Jenkins
4d
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Software Engineer Full Stack & Application Development II (Full Time) – United States
San Jose or New York or Boston or Knoxville or Austin or Milpitas or Alpharetta or Raleigh (RTP) or Maynard or Fulton or Dallas or Atlanta or Hillsboro
HybridFull Time
0+ YOEBackend in Python/C++/Java; frontend JS/TS; REST/GraphQL/gRPC; SQL/NoSQL; cloud familiarity (AWS/Azure/GCP).
Python, C++, Java, JavaScript, TypeScript, REST, GraphQL, gRPC, SQL, NoSQL, AWS, Azure, GCP, Docker, Kubernetes, Terraform, Ansible, CloudFormation, GitHub Actions, Jenkins, CircleCI, Grafana, Prometheus, Splunk, React, Angular, Vue
1w
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Senior Full Stack Software Engineer - Consumer Operations
Austin or Chicago or Washington or New York City
$130k-$160k/yr HybridFull Time
5+ YOESenior full-stack role focused on building high-quality software; collaborate with cross-functional teams; strong frontend and backend skills in modern web tech.
React, Typescript, JavaScript, Python, Snowflake, AWS, Terraform, SQL, MySQL, GitHub Actions, OpenAI
2mo
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Go-To-Market (GTM) Engineer
Chicago or Austin or New York or Seattle or Los Angeles or San Francisco
$130k-$160k/yr RemoteFull Time
4+ YOE4+ years in GTM systems or revenue operations; hands-on with CRMs, revenue forecasting, and internal tools; fintech/identity background preferred; SQL, Salesforce, Python/JavaScript, and Clay Sales Intelligence experience.
SQL, Salesforce, Python, JavaScript, Clay Sales Intelligence
4d
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Healthcare Data Integration Engineer - ITS40
New York, New York, United States
$115k-$130k/yr RemoteFull Time
3+ YOE3+ years API integrations and data engineering; Bachelor's in CS/IS/Data Science/SE/Healthcare Informatics; SQL, JSON, JavaScript, Qlik scripting, Power Automate/Power Fx; data lakes and AWS data warehouse experience; HIPAA awareness.
API integrations, SQL, JSON, JavaScript, Qlik scripting, Power Automate, Power Fx, AWS
3w
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Lead GTM Engineer
New York or United States
$130k-$145k/yr HybridFull Time
6+ YOE6+ years in revenue technology, GTM operations, or related technical business operations; deep Salesforce fluency; strong integration and data-flow design; experience with iPaaS tools; SQL; comfort with AI-powered development tools.
Salesforce (Sales Cloud, Service Cloud, Marketing Cloud, CPQ), Apex, Salesforce integrations, iPaaS (Celigio, Workato, Boomi, n8n), Gong Engage, Starbridge.ai, HockeyStack, Tableau, NetSuite, Mandrill, Appcues, Claude Code, Cursor, GitHub Copilot, Python, SQL, JavaScript
HiringCafe market data
Javascript Developer Jobs market signals in Plainfield, NJ, US
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
710+
Hiring companies
350+
Fresh sample
55% new in 30d
Salary visibility
74% show pay
Companies appearing in this market
T. Rowe PriceAvePointAlphaSenseAmerican ExpressClever DevicesFederal Reserve Systemn8nRWJBarnabas Health
Work location mix in visible results
Hybrid: 26Onsite: 19Remote: 8