1,345 javascript engineer jobs at 515 companies in Lake Success, NY
2d
Save
Mark Applied
Hide
Remote JavaScript Developer
United States or San Francisco or New York City
$200-$300/hr RemoteContract
3+ YOE3+ years of software engineering experience; expertise in systems, infrastructure, or backend development; production software experience; strong architecture, debugging, code review, and communication skills.
JavaScript, Python, C, C++, Rust, Go, Java, ReactJS
1mo
Save
Mark Applied
Hide
Software Engineer (TypeScript/JavaScript)
Boston or Salt Lake City or San Francisco or New York City
RemoteFull Time
5+ YOEMid/senior engineer experienced with TypeScript/JavaScript, building/maintaining JS client libraries, React/Redux front-ends, native integrations (N-API/node-addon-api/Wasm), and backend work in Python or Rust.
TypeScript, JavaScript, N-API, node-addon-api, Wasm, React, Redux, Vite, Web Workers, WebSockets, Python, Rust, REST API, Storybook, Figma, CI/CD, npm
4h
Save
Mark Applied
Hide
Solutions Engineer
New York or Denver
$80k-$93k/yr OnsiteFull Time
Technical customer-facing experience in sales engineering, technical support, or implementation; proficiency with APIs, JavaScript, and SaaS integrations; strong communication and multitasking skills.
APIs, JavaScript, SaaS, Trustpilot Academy, LinkedIn Learning, Blinkist, Life Time Fitness, Headspace
1w
Save
Mark Applied
Hide
Sr. Sales Engineer
San Francisco or Los Angeles or Denver or Austin or Chicago or New York City or Seattle
$130k-$160k/yr RemoteFull Time
5+ YOERequires 5+ years in sales engineering, solution architecture, or forward-deployed engineering in SaaS; business acumen, technical architecture, reusable code, and customer-facing communication. Python or JavaScript/Node.js experience preferred.
Gumloop, Zapier, Workato, Python, JavaScript, Node.js, RESTful APIs, Webhooks, OAuth2, RAG, Prompt Engineering, LangChain, LlamaIndex
2mo
Save
Mark Applied
Hide
DevOps Engineer
Krakow or San Francisco or Los Angeles or New York City or London or Singapore or Beijing or Seoul or Tokyo or Vancouver
RemoteFull Time
Experienced DevOps engineer with Linux background, CI/CD stack development, scripting in Ruby/Javascript/Python, AWS (EC2, S3, Route53, IAM), telemetry (OpenTelemetry, Grafana, Kibana), and containerization (Docker, Kubernetes).
Ruby, Javascript, Python, EC2, IAM, S3, Route53, OpenTelemetry, Grafana, Kibana, Docker, Kubernetes, Jenkins, Rspec, Cypress, Playwright, MongoDB, ClickHouse, Webpack, Gradle, TeamCity, Ansible, Terraform, Rails
1w
Save
Mark Applied
Hide
Sr. Performance Engineer
Shelton, Connecticut, United States
$119k-$149k/yr OnsiteFull Time
5+ YOERequires 5–7+ years in enterprise performance engineering, scripting in Java, JavaScript, or Python, cloud experience with AWS or Azure, CI/CD and SRE/DevOps familiarity, and a bachelor's degree or equivalent experience.
JMeter, k6, LoadRunner, NeoLoad, OctoPerf, Dynatrace, Azure DevOps, Java, JavaScript, Python, AWS, Azure
1mo
Save
Mark Applied
Hide
Deployment Engineer - EMEA
Paris or New York City or Europe
€65k-€85k/yr RemoteFull Time
Software engineering background (Python/JavaScript), experience in technical client-facing deployment or solutions roles, familiarity with cloud platforms (AWS/GCP/Azure), strong AI tooling fluency, and excellent English communication.
Python, JavaScript, AWS, GCP, Azure
1mo
Save
Mark Applied
Hide
Distinguished Engineer (Global Network)
McLean or San Francisco or Richmond or Chicago or New York City or Plano
$245k-$335k/yr OnsiteFull Time
7+ YOEBachelor's degree, 7+ years software and network engineering experience, expertise in networking (BGP, SD-WAN, Wi‑Fi), coding experience in languages like Java, Python, Go, JavaScript/TypeScript, and cloud/infrastructure automation experience.
Java, Python, Go, JavaScript, TypeScript, Swift, BGP, Wi‑Fi, SD-WAN, Cloud Networking, Data Center Networking
1mo
Save
Mark Applied
Hide
Senior Security Engineer
New York City or United States or Canada
$180k-$210k/yr RemoteFull Time
Gauntlet: Provides risk management and yield curation for DeFi protocols.
5+ YOE5+ years security engineering experience across application security and security operations; proficiency in Python/TypeScript/JavaScript; hands-on AI/LLM automation experience; threat modeling, vulnerability triage, and security tooling ownership.
Python, TypeScript, JavaScript, Claude, Claude Code, Codex, SAST, EDR, SIEM
3w
Save
Mark Applied
Hide
Staff Software Engineer, HR Experiences
Denver or San Francisco or New York City
$199k-$247k/yr HybridFull Time
8+ YOE8+ years software development experience; experience with Ruby on Rails, JavaScript/React; building AI agents; mentoring engineers; compliance-domain experience preferred.
Ruby on Rails, JavaScript, React, Claude Code, Codex
3d
Save
Mark Applied
Hide
Material & Process Engineer - E2
Stratford, Connecticut, United States
$79k-$147k/yr OnsiteFull Time
2+ YOEBachelor of Science in materials, chemical, or mechanical engineering; 2+ years of materials and process experience; materials and manufacturing knowledge; and Python or JavaScript automation experience.
Python, JavaScript
4w
Save
Mark Applied
Hide
AI Enablement Engineer
New York, New York, United States
OnsiteFull Time
3+ YOE3+ years in technical roles; hands-on with LLM APIs (Claude/OpenAI); prototyping in Python or JavaScript; prompt engineering, agent design, workflow automation; strong communication and stakeholder credibility.
Claude, Claude API, OpenAI, Python, JavaScript
1d
Save
Mark Applied
Hide
Software Engineer III - DevOps, Python and/or JavaScript
Jersey City, New Jersey, United States
$138k-$185k/yr OnsiteFull Time
5+ YOEAWS and Terraform experience, hands-on system design and application development, proficiency in one or more programming languages, database querying, SDLC, agile methods, CI/CD, resiliency, and security.
AWS, Terraform, Python, JavaScript, CI/CD
1mo
Save
Mark Applied
Hide
Staff Quality Assurance Engineer
Hoboken, New Jersey, United States
$130k-$150k/yr HybridFull Time
8+ YOE8+ years in quality engineering; hands-on testing of AI/LLM systems; automation with Playwright or similar; proficiency in JavaScript/TypeScript or Java; API testing, CI/CD integration; experience leading QE teams.
Playwright, JavaScript, TypeScript, Java, RAGAS, Cursor, Copilot, AWS, CI/CD
3mo
Save
Mark Applied
Hide
Sr. Distinguished Engineer, Front End (Angular)
New York City or McLean
$315k-$392k/yr OnsiteFull Time
9+ YOEBachelor's degree, 9+ years in enterprise architecture and software engineering, 7+ years in cloud computing and web technologies, and expertise with Angular, React, JavaScript, and TypeScript.
Angular, React, AWS, Microsoft Azure, Google Cloud, JavaScript, TypeScript, Java, Python, Go, Swift
1d
Save
Mark Applied
Hide
Reinvention Deployed Engineer
New York City or Milwaukee or Dallas or Columbus or Kirkland or Cincinnati or Cleveland or Oklahoma City or Austin or Albany or Chicago or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Mountain View or Scottsdale or San Francisco or Morristown or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or Seattle or Houston or Arlington or Atlanta or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$80k-$316k/yr HybridFull Time
8+ YOEBachelor's degree or equivalent, 8+ years in software engineering, electrical engineering, IT, or equivalent, plus experience with Linux, Python, Docker/Kubernetes, JavaScript frameworks, DevOps, platform engineering, and Terraform.
Linux, Python, Docker, Kubernetes, React, Node.js, Terraform, AWS CDK, AWS, Azure, custom APIs, Linux Systems Administration, DevOps, Infrastructure-as-Code (IaC)
2mo
Save
Mark Applied
Hide
Forward Deployed Engineer - US
New York City or San Francisco
$170k-$400k/yr HybridFull Time
4+ YOE4+ years engineering or technical delivery experience; 0→1 product experience; production-grade code in JavaScript or Python; strong judgment, communication, and delivery under pressure.
JavaScript, Python
2mo
Save
Mark Applied
Hide
Lead Performance Web Engineer
New York or United States
HybridFull Time
Proven web performance engineering at scale, technical leadership, proficiency in JavaScript/TypeScript, deep understanding of rendering, caching, CDN strategy, observability, and measurement-driven performance optimization.
JavaScript, TypeScript, Next.js, React, V8, Core Web Vitals
3d
Save
Mark Applied
Hide
AI Solution Engineer
New York, New York, United States
$120k-$140k/yr FieldFull Time
3+ YOERequires 3+ years in pre-sales, solution engineering, or technical program management; enterprise AI/ML solution design; Python and Java or JavaScript/TypeScript; Kubernetes, Terraform, AWS, Azure, and customer-facing technical leadership.
Python, Java, JavaScript, TypeScript, Kubernetes, Terraform, Infrastructure as Code (IaC), AWS, Azure, VPC, MCP, RAG, RBAC
4w
Save
Mark Applied
Hide
System Design Engineer - AI Cluster Software Engineer
Santa Clara or Austin or Secaucus or Markham
HybridFull Time
5+ YOE5+ years professional software development; proficiency with JavaScript/TypeScript and modern frontend frameworks, backend services/APIs, Linux, containers, CI/CD, cloud/on-prem deployment, IaC and scripting; Bachelors/Masters in CS or software/computer engineering.
JavaScript, TypeScript, React, Angular, Vue, Linux, perf, flamegraphs, nvprof, rocprof, eBPF, containers, CI/CD, ROCm, RCCL, Instinct GPUs, EPYC, Slurm, Kubernetes, Apptainer, Singularity, Ansible, Terraform, Python, bash, Lustre, BeeGFS, RDMA
Explore Jobs