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
1mo
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Senior Backend Engineer – AI Platform
Boston or San Francisco or Seattle or Dallas or Salt Lake City or Portland or United States
$122k-$146k/yr RemoteFull Time
5+ YOEBachelor's in CS/Software Engineering, 5–8 years software engineering experience; expertise in backend Java/C# (SpringBoot), REST/gRPC, SQL; experience building scalable distributed systems and AI/LLM-driven services.
Java, C#, SpringBoot, REST, gRPC, ODATA, SQL, OpenAI APIs, LangChain, Python, Kafka, Docker, Kubernetes, Model Context Protocol (MCP), Pinecone, Weaviate, OpenSearch, Milvus
1w
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Java Backend Engineer (Onsite Hybrid)
Merrimack, New Hampshire, United States
$97k-$145k/yr HybridFull Time
10+ YOE10+ years Java experience, 6+ years Spring/Spring Boot, 5+ years cloud (Microsoft Azure preferred), 6+ years REST/microservices, CI/CD, database and testing tool experience.
Java, Spring, Spring Boot, Microsoft Azure, RabbitMQ, Kafka, Service Bus, Oracle, Postgres, Jenkins, JUnit, Cucumber, Selenium
3mo
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Sr. Software Engineer - Backend
Lowell, Massachusetts, United States
$86k-$159k/yr HybridFull Time
7+ YOESenior backend developer with 7+ years of cloud-focused experience; proficient in Go, Python, Node.js, Java, and databases; strong background in microservices, APIs, DevOps, and security.
Go, Python, Node.js, C++, Java, AWS, Azure, Google Cloud, EC2, Lambda, S3, CloudFormation, MySQL, PostgreSQL, MongoDB, Redis, Cassandra, gRPC, REST, GraphQL, Docker, Kubernetes, CI/CD
2d
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Software Developer
Manchester, New Hampshire, United States
$85k-$117k/yr RemoteFull Time
8+ YOE8+ years software development with strong back-end focus (Java and/or NodeJS), RESTful API design, Angular front-end experience, AWS cloud, Git/GitHub, unit/integration testing, healthcare EDI knowledge, and U.S. citizenship/Public Trust eligibility.
Java, NodeJS, Angular, C#, .Net, AWS, API Gateway, Lambda, S3, CloudWatch, Git, GitHub, JUnit, Jest, JIRA, Docker, ECS, EKS, Microsoft Teams, Electronic Data Interchange X.12 (EDI), XML, JSON
2mo
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Senior Staff Engineer Package Concept (Module)
Andover, Massachusetts, United States
$127k-$174k/yr OnsiteFull Time
6+ YOEDegree-level technical background (e.g., Physics or Electronics), 6+ years assembly technology experience with back end processes and materials, SMT knowledge, experience with AutoCAD and Cadence, strong communication and presentation skills.
AutoCAD, Cadence