2mo
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Experienced Backend JavaScript Developer - San Francisco
San Francisco or Israel
HybridFull Time
3+ YOE3+ years development experience (2+ in back-end JavaScript). Strong Node.js, system design, and network protocols knowledge. Experience with MongoDB, Express, Kubernetes, RabbitMQ, Cassandra, Snowflake; HTML/CSS/React a plus.
JavaScript, Node.js, MongoDB, Express, Kubernetes, RabbitMQ, Cassandra, Snowflake, HTML, CSS, React
2mo
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Senior Backend Developer
Yerevan or New York City or Israel or Ukraine or Armenia
RemoteFull Time
5+ YOE5+ years backend development (Python, JavaScript), building and operating production SaaS services, designing scalable architectures and data pipelines, driving projects end-to-end, and using AI/LLMs in development workflows.
Python, JavaScript, AI/LLMs, GenAI, Active ASPM
5d
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Backend Engineer
United States
RemoteFull Time
1+ YOE1+ years development experience, proficiency with Node.js and JavaScript, familiarity with REST APIs, databases, unit testing, interest in RPA/AI and cloud platforms.
Node.js, JavaScript, React, Python, PostgreSQL, Supabase, AWS, GCP, Azure
2w
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Senior Back-End Developer
Miami, Florida, United States
$159k-$176k/yr OnsiteFull Time
8+ YOE8+ years back-end experience; strong PHP (PHP 8+), MySQL, caching (Memcached, Redis), Linux, API design, and operating production systems at scale.
PHP, MySQL, Memcached, Redis, Linux, JavaScript, TypeScript, HTML, CSS, NGINX, WebSocket, BASH, PHPStan, PHPUnit
2mo
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Backend Engineer
United States
RemoteFull Time
3+ YOE3-5 years web development; strong server-side; clean, secure, scalable code; collaborative problem solver; Vue.js bonus.
PHP, JavaScript, HTML, CSS, MySQL, AWS, Git, SVN, Vue.js
1w
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Back End Developer
Offutt AFB, Nebraska, United States
OnsiteFull Time
5+ YOE5+ years backend development and data analysis experience, experience with APIs, web development tools, DoD data security, cloud environments, and stakeholder communication.
JavaScript, Python, JSON, JSONP, REST, SQL, Notepad++, SharePoint Designer, Visual Studio, XSLT, XSL-FO, Java, Perl, Node.js, Microsoft O365, Microsoft SharePoint, Microsoft Word, Microsoft PowerPoint, Microsoft Outlook, Microsoft Excel
1w
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Senior Backend Engineer
Boston, Massachusetts, United States
$149k-$201k/yr HybridFull Time
6+ YOE6+ years with JavaScript/TypeScript and Node.js, 2+ years with React, strong Postgres knowledge, geospatial familiarity (PostGIS/GeoJSON), cloud-native and microservices experience, degree in CS/Civil or related.
JavaScript, TypeScript, Node.js, React, Postgres, PostGIS, GeoJSON
1w
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Backend Engineer
United States or Greece
$90k-$150k/yr RemoteFull Time
Experience building and shipping backend systems, strong system design and backend fundamentals, proficiency with JavaScript/Node.js and NoSQL (MongoDB), ability to own projects and communicate across teams.
JavaScript, Node.js, MongoDB, AWS, EC2, S3, Coda, Google Meet, Coderbyte
2w
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Senior Back-End Developer
Miami, Florida, United States
$159k-$176k/yr OnsiteFull Time
8+ YOE8+ years backend experience, strong PHP and MySQL skills, caching (Memcached/Redis), Linux production troubleshooting, API and systems design, familiarity with front-end tech and modern PHP practices.
PHP, MySQL, Memcached, Redis, Linux, JavaScript, TypeScript, HTML, CSS, NGINX, WebSocket, BASH, PHPStan, PHPUnit
1w
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Back End Engineer
New York or United States
$110k-$125k/yr OnsiteFull Time
2+ YOE2+ years JavaScript/TypeScript backend experience, building REST APIs, working with databases and cloud (AWS/GCP), writing unit/integration tests, and operating in high-traffic production environments.
NodeJS, TypeScript, MongoDB, MySQL, Snowflake, EMR, AWS, GCP, Serverless, ffmpeg, hls, Semantic HTML, React.js, Next.js, Vercel, Storybook.js, Video.js, HLS.js, Webpack, Gulp, Grunt, NPM
2mo
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Backend / Frontend Developer Intern
Chicago, Illinois, United States
OnsiteInternship
0+ YOEInternship seeking motivated, detail-oriented students skilled in frontend or backend development.
JavaScript, TypeScript, React, REST APIs, AWS, PostgreSQL, MongoDB, Elasticsearch, Java, Spring Boot, JUnit, AWS
3w
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Mid-Level Backend Developer (AWS)
Washington, District of Columbia, United States
$72k-$115k/yr HybridFull Time
5+ YOEBachelor's degree, 5+ years development experience, 3+ years with JavaScript/React, 3+ years Node.js backend, 2+ years AWS, SQL experience, strong problem solving and communication skills; US citizenship and ability to obtain DHS Public Trust.
React, React Native, JavaScript, TypeScript, Node.js, AWS, AWS Lambda, DynamoDB, SQL, RESTful APIs, Git, Jenkins
2w
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Senior Backend Engineer
Chicago, Illinois, United States
$110k-$140k/yr OnsiteFull Time
5+ YOE5+ years backend engineering experience; strong Go and Python skills; JavaScript/TypeScript desirable; experience with microservices on AWS or GCP, Docker/Kubernetes, Git, CI/CD, streaming platforms (Kafka/Kinesis/MQTT), and SQL/NoSQL databases; BS/MS preferred.
Go, Python, JavaScript/TypeScript, AWS, GCP, Docker, Kubernetes, Git, CI/CD, Kafka, Kinesis, MQTT, SQL, NoSQL
6d
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Remote Backend Engineer (Python/FastAPI)
United States
$200-$300/hr RemoteContract
3+ YOE3+ years software engineering experience; strong Python and JavaScript (React, Node.js) skills; production-grade system development; knowledge of FastAPI and other languages (C/C++, Java, Rust, Go); excellent communication; US-based candidates.
Python, FastAPI, JavaScript, React, Node.js, C/C++, Java, Rust, Go
1w
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Senior Backend Software Engineer
New York City, New York, United States
$190k-$215k/yr HybridFull Time
5+ YOE5+ years backend development experience with strong JavaScript and TypeScript skills; experience building scalable services, workflow automation, data pipelines, and integrating ML into production.
JavaScript, TypeScript, machine learning
2w
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Senior Backend Engineer
Berlin or Chemnitz or London or Sydney or Tokyo or Prague or Minneapolis
HybridFull Time
5+ YOE5+ years backend experience with Go (Java/Kotlin preferred), strong problem-solving, agile experience, English communication, self-starter, collaborative.
React.js, Javascript, Typescript, Tailwind CSS, Kotlin, Go, Java, MongoDB, Terraform, Docker, Playwright
1mo
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Senior Backend Software Engineer
Denver, Colorado, United States
$150k-$190k/yr HybridFull Time
BS in CS or related required (MS preferred). Strong backend development experience with Python/JavaScript, web services, cloud platforms (AWS/GCP/Azure), databases, Git and CI/CD. Must be able to work on-site or in the field at least 3 days/week.
AGVs, ROS2, ROS, Linux, IoT, PLCs, AWS, GCP, Azure, Python, JavaScript, Django, Flask, Next.js, Express.js, Git, CI/CD, MQTT, ECR, S3, EC2, React, TypeScript, iOS, Android
3w
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Backend Software Engineer
Chantilly, Virginia, United States
OnsiteFull Time
2+ YOE2+ years backend development experience with Node.js/TypeScript, RESTful APIs, relational databases, Git, testing, and secure coding; strong problem-solving and communication skills.
Node.js, TypeScript, PostgreSQL, JavaScript, NestJS, Fastify, Express, MySQL, Git, Docker, Kubernetes, AWS, Azure, Google Cloud, OAuth 2.0, OpenID Connect, JWT, Drizzle ORM, CI/CD
4d
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Senior Backend Developer (Node JS)
Plano or Boston
HybridFull Time
8+ YOE8+ years backend development experience with Node.js/TypeScript, GraphQL, AWS, SQL/NoSQL databases, CI/CD, containerization, and strong communication skills.
Node.js, GraphQL, TypeScript, JavaScript, NestJS, ExpressJS, AWS Lambda, AWS AppSync, AWS CDK, PostgreSQL, MySQL, Amazon RDS, DynamoDB, MongoDB, Redis, Docker, Kubernetes, GitHub Actions, GitLab CI, Jenkins, CloudWatch, ELK, Prometheus, Grafana, OpenTelemetry, React, Java/J2EE, Spring Boot
4d
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Senior Backend Developer (Node JS)
Plano or Boston
HybridFull Time
8+ YOE8+ years backend development experience with Node.js, TypeScript, GraphQL, AWS; experience with NestJS/Express, microservices, SQL/NoSQL databases, CI/CD, observability, and Agile delivery.
Node.js, TypeScript, GraphQL, JavaScript, NestJS, ExpressJS, AWS Lambda, AWS AppSync, AWS CDK, PostgreSQL, MySQL, Amazon RDS, DynamoDB, MongoDB, Redis, Docker, Kubernetes, GitHub Actions, GitLab CI, Jenkins, CloudWatch, ELK, Prometheus, Grafana, OpenTelemetry, Java, J2EE, Spring Boot, React
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