PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
1mo
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Full Stack Software Engineer, Atlas Applications
Waltham, Massachusetts, United States
$117k-$160k/yr OnsiteFull Time
3+ YOE3+ years software engineering with full stack, API integration, frontend/backend, and LLM integrations.
React, Python, TypeScript, Postgres, Redis, Pinecone, Claude Code
1w
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Backend C2 Systems Full Stack Developer
Hanscom AFB or Hampton
$113k-$257k/yr OnsiteFull Time
8+ YOE8+ years software development experience including backend/services, microservices, relational and NoSQL datastores, message/streaming platforms, containerization, frontend (React), CI/CD, and eligibility for Secret clearance.
Java, .NET, C#, Python, Go, Kafka, React, AWS, Kubernetes, Prometheus, Grafana, OpenTelemetry
1w
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Backend C2 Systems Full Stack Developer
Hanscom Air Force Base, Massachusetts, United States
$113k-$257k/yr HybridFull Time
8+ YOE8+ years software development experience with backend services and microservices; experience with server-side languages, data stores, messaging, containerization, CI/CD, and secure service design; ability to obtain Secret clearance.
Java, .NET, C#, Python, Go, Kafka, React, CI/CD, AWS, Kubernetes, Prometheus, Grafana, OpenTelemetry, mTLS, OAuth2, OIDC, API gateway, service mesh
2mo
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Software Engineer II (Backend, Enterprise)
Boston, Massachusetts, United States
$125k-$215k/yr OnsiteFull Time
2+ YOE2+ years backend software engineering; production backend systems and RESTful APIs (Java); PostgreSQL; AWS; authentication/authorization; full stack familiarity; strong design and ownership.
Java, PostgreSQL, AWS, REST, React
2mo
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Software Engineer II (Backend, Enterprise)
Boston, Massachusetts, United States
$125k-$215k/yr OnsiteFull Time
2+ YOE2+ years of backend software engineering; experience with RESTful APIs, databases, cloud (AWS); strong design and ownership; able to work across stack.
Java, PostgreSQL, AWS, React
2mo
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Senior Full Stack Software Developer
Milford, Massachusetts, United States
HybridFull Time
5+ YOE5+ years software engineering experience, Bachelor\u0002s preferred, strong frontend (Angular 16+) and backend (C#, Microsoft .NET Core) skills, AWS, Docker, testing frameworks, and excellent communication.
Angular 16, Jasmine, Karma, C#, Microsoft .NET Core, AWS, Docker, Containers, Microservices, Microsoft Visual Studio, GitHub, Spinnaker, YAML, Jenkins, Python, D3, Confluence, Jira
2w
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Java Backend Engineer (Onsite Hybrid)
Merrimack, New Hampshire, United States
$97k-$145k/yr HybridFull Time
10+ YOE10+ years Java full‑stack experience, 6+ years with Spring/Spring Boot, 5+ years cloud (Azure preferred), 6+ years REST/microservices, bachelor’s in a tech field, strong communication and testing skills.
Java, Spring, Spring Boot, Microsoft Azure, RabbitMQ, Kafka, Service Bus, Oracle, Postgres, Jenkins, jUnit, Cucumber, Selenium
1mo
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Vice President, Full-Stack Engineer
Boston, Massachusetts, United States
$83k-$199k/yr OnsiteFull Time
10+ YOE10+ years software engineering; strong full stack in C#.Net, ASP.Net, .Net Core, SQL, Angular; strong SQL (DB2/Oracle/SQL Server); experience across frontend, backend, and data; CI/CD; mentoring; AI-assisted development.
C#, .NET Framework, ASP.NET, .NET Core, SQL, Angular, HTML/CSS, DB2, Oracle, SQL Server, CI/CD
1mo
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Full Stack Developer
United States or Canada or Boston
RemoteFull Time
5+ YOE5+ years full stack development with React/TypeScript/Next.js frontend and Python (FastAPI) or Node.js backend; experience with REST APIs, microservices, PostgreSQL, Docker/Kubernetes, cloud platforms (GCP/Azure), CI/CD, distributed systems, and LLM/RAG/Agentic AI integration.
React, TypeScript, Next.js, Python, FastAPI, Node.js, PostgreSQL, Docker, Kubernetes, GCP, Azure, GitHub Actions, Kafka, Pub/Sub, LangChain, LangGraph, LlamaIndex, Redis, pgvector, Pinecone, Milvus, WebSockets, Server-Sent Events (SSE), OpenTelemetry, Playwright, GraphQL, gRPC, CI/CD, Model Context Protocol (MCP), FHIR R4, HL7 v2, SMART on FHIR, Epic, OAuth 2.0, OIDC
1mo
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Full-Stack GUI Software Developer (Merrimack, NH, US)
Merrimack or Massachusetts or Pennsylvania or Minnesota or Texas or Arizona or Oregon or California
$101k-$150k/yr RemoteFull Time
6+ YOE6+ years experience building full-stack, cloud-native GUI applications; expertise with modern JS frameworks, GUI automation, backend services, CI/CD, and AI/ML integration in networking and data center contexts.
React, Vue.js, Angular, Playright, Cypress, Selenium, Node.js, JavaScript, Python, Go, SONiC, OpenBMC, Kubernetes, Docker, SPyTest, Claude Code, GitHub Actions, Azure DevOps, Jenkins, IXIA
1w
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Senior Software Engineer (Full Stack)
Pittsburgh or Boston or Montreal or Toronto or United States
HybridFull Time
Experienced full-stack developer with C#/.NET backend, React frontend, SQL Server, Python familiarity, modern architecture, CI/CD familiarity, debugging skills, and Agile experience.
React, .NET, Python, SQL Server, C#, SQL
2w
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Lead Software Engineer, Full Stack/Back End(Intelligent Foundations and Experiences)
McLean or Cambridge or Richmond
$197k-$225k/yr OnsiteFull Time
4+ YOEBachelor's degree,≥4 years software engineering experience,≥1 year cloud experience, proficiency in JavaScript/Java/TypeScript/SQL/Python/Go, containerization and AWS/GCP/Azure experience; people management and master's degree preferred.
JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, Go, Docker, Kubernetes, AWS, Google Cloud Platform (GCP), Microsoft Azure, Open Source RDBMS, NoSQL
3mo
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Full Stack Engineer
Merrimack or Boston or Westlake
$76-$116/hr OnsiteContract
6+ YOE6+ years building web apps with Angular/RxJS/TypeScript, experience with micro-frontend and backend services (NodeJS/NestJS), strong Git/CI-CD, test automation, AWS knowledge, and security (OAuth/OpenID).
Angular 12+, RxJS, Redux, NgRx, TypeScript, Android, iOS, Git, Cypress, Playwright, Jest, Storybook, NodeJS, NestJS, Nx, OAuth, Open ID connect, AWS, EC2, Lambda, DynamoDB, Docker
1mo
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Senior Full Stack Platform Engineer
Boston, Massachusetts, United States
HybridFull Time
5+ YOE5+ years building production full-stack or backend-heavy apps; strong backend design, AWS, TypeScript/React; cloud observability and CI/CD; multi-tenant architecture; mentoring.
TypeScript, React, Next.js, AWS, CDK, Terraform
1mo
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Senior Full Stack Engineer, Sponsored Ads
Boston, Massachusetts, United States
$141k-$225k/yr OnsiteFull Time
5+ YOE5+ years software engineering experience with TypeScript, Java, Python, frontend (React/Next.js) and backend services; experience with CI/CD (Jenkins), AWS, Terraform, SQL/NoSQL, system design, observability, and collaborating with data science/AI teams.
TypeScript, Python, Java, Spring Boot, Next.js, React, Jenkins, AWS, Terraform, SQL, NoSQL, CI/CD
3mo
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Java Full Stack Engineer
Providence, Rhode Island, United States
$90k-$157k/yr OnsiteFull Time
6+ YOE6+ years Java backend experience with Spring/Spring Boot, Angular, RESTful APIs, strong SQL/PL-SQL, cloud (AWS), containers, CI/CD and CI tools; bachelor's degree preferred.
Java, Spring, Spring Boot, Angular, PL/SQL, Oracle, DB2, Hibernate, JPA, Jenkins, Git, uDeploy, AWS, EKS, S3, Lambda, Docker, Kubernetes, GitHub, Copilot
1mo
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Staff Software Engineer, GCS - Full Stack (R5192)
United States or San Diego or Dallas or Washington or Boston
$150k-$230k/yr OnsiteFull Time
7+ YOEBS/MS in CS or equivalent experience, typically 7+ years (or equivalent by higher degree), experience with modern frontend frameworks and full‑stack/backend languages, distributed systems, databases, and ability to obtain SECRET clearance.
React, TypeScript, Node.js, Go, C/C++, Python, PostgreSQL, PostGIS, Maplibre GL, Leaflet, CesiumJS, OpenLayers, WebRTC, HLS, RTSP, GStreamer, FFmpeg, Docker, Kubernetes, k3s/k3d, MAVLink, STANAG 4586, A-GRA, UCI, OMS, OpenAPI/Swagger
2w
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Full Stack Engineer (React Native)
Boston, Massachusetts, United States
HybridFull Time
Extensive TypeScript experience across React Native and React, backend proficiency in Java/Scala, SQL, strong architecture, UI craft, testing/CI/CD, and scalability skills.
TypeScript, React Native, React, Java, Scala, SQL, Docker, Kubernetes, Grafana
1mo
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Trading, Investment & Optimization - QuantAI Full Stack Manager (Hybrid)
Seattle or Chicago or Los Angeles or Atlanta or Houston or Arlington or San Francisco or Morristown or Boston or Dallas or San Diego or New York City
$87k-$253k/yr HybridFull Time
5+ YOE5+ years building and shipping full-stack apps; 2+ years hands-on depth across frontend, backend, APIs; bachelor's in CS/engineering or related field.
React, Next.js, TypeScript, Tailwind, Vite, Vercel, Python, FastAPI, Electron, Tauri, Docker, Kubernetes, CI/CD, observability tooling, model-serving infrastructure, evaluation frameworks
2mo
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Software Engineer II, Lab Software
Cambridge, Massachusetts, United States
$120k-$180k/yr OnsiteFull Time
2+ YOEBackend-focused software engineer with 2-5 years in building large-scale systems; full stack experience (React, TypeScript, FastAPI, Python); AWS/Kubernetes; collaboration with scientists.
React, TypeScript, Tailwind, FastAPI, Python, SQL, NoSQL, Pydantic, AWS, Kubernetes, Terraform, CloudFormation, GitHub Actions, Dagster, Airflow, Prefect, Temporal