21 backend development engineer jobs at 10 companies in Somersworth, NH
1d
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Backend Software Engineer
Portsmouth or Boston or Plano or Indianapolis or Columbus
HybridFull Time
3+ YOEBachelor's or master's degree in a technical discipline or equivalent experience; 3+ years of backend engineering; Java, Spring Boot, APIs, microservices, cloud, Agile, CI/CD, and DevOps experience.
Java, Spring Boot, REST, AWS, Azure, Google Cloud, NodeJS, J2EE, Kafka, DataDog, Splunk, GitHub Copilot, Pact, CI/CD, DevOps, Scrum, Kanban, XP
18h
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Backend Software Engineer
Portsmouth or Boston or Plano or Indianapolis or Columbus or United States or Los Angeles or Philadelphia or San Francisco
$83k-$154k/yr HybridFull Time
3+ YOEBachelor's or master's degree in a technical discipline or equivalent experience, 3+ years of backend engineering, Agile experience, and proficiency with Java, Spring Boot, APIs, microservices, cloud platforms, and DevOps practices.
REST, microservices, AWS, Azure, Google Cloud, Java, NodeJS, Spring Boot, Scrum, Kanban, XP, CI/CD, DevOps, Kafka, DataDog, Splunk, GitHub Copilot, Pact
2mo
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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
3mo
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Java Backend Engineer
Merrimack, New Hampshire, United States
$88k-$153k/yr OnsiteFull Time
6+ YOE6+ years backend Java experience with Spring/Spring Boot, API/microservices design, Oracle/DB2 and PL/SQL, CI/CD with Git/Jenkins/uDeploy, DevOps tooling; bachelor's degree required.
Java, Spring, Spring Boot, PL/SQL, Oracle, DB2, Git, Jenkins, uDeploy, Sonar, HP Operations Orchestration, ServiceNow, HP Service Manager, RESTful (Rest-APIs)
1mo
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Java Backend Engineer - Onsite/Hybrid
Merrimack, New Hampshire, United States
$66/hr HybridFull Time
10+ YOEBachelor's degree or equivalent in technology, 10+ years Java experience, 6+ years Spring, 5+ years cloud technologies, and experience with APIs, microservices, databases, CI/CD, testing, and SRE practices.
Java, Spring, Spring Boot, Microsoft Azure, RabbitMQ, Kafka, Service Bus, Oracle, PostgreSQL, REST API, Jenkins, JUnit, Cucumber, Selenium
1mo
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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
5d
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Confluent - Senior Software Engineer - Backend
Poughkeepsie or Lowell or Rochester or Tucson or Research Triangle Park or Armonk or Boston or Bellevue or Atlanta or San Jose or Dallas or Austin or San Francisco or Seattle
$111k-$207k/yr RemoteFull Time
2+ YOERequires a bachelor's degree and 2–5 years building distributed backend systems, proficiency in Go, Java, or C++, cloud and Kubernetes experience, and knowledge of networking, operating systems, and storage.
Go, Java, C++, Kubernetes
2w
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Engineering Specialist - Back End Days
Lowell, Massachusetts, United States
$37-$50/hr OnsiteFull Time
0+ YOEBachelor's degree in engineering, materials science, or physics; 0–3 years of process development or manufacturing experience; thin-film processing and semiconductor equipment experience; Python, SQL, or JMP proficiency.
Python, SQL, JMP, FIB, RIE, ICP, CAIBE, PECVD, IBE, SEM
2mo
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Software Developer II
Westbrook or Maine or New Hampshire or Massachusetts
$90k-$100k/yr HybridFull Time
2+ YOERequires 2–4+ years of software engineering experience, frontend and backend development, NodeJS or Java, JavaScript/TypeScript, React, AWS, SQL, CI/CD, monitoring, and Agile Scrum experience.
NodeJS, Java, JavaScript, TypeScript, React, AWS, RDS, DynamoDB, API Gateway, Lambda, S3, SQL, Datadog, AWS CloudWatch, GitHub, AWS CodePipeline
1mo
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Senior Staff Software Engineer
Austin or Nashua or Minneapolis
OnsiteFull Time
10+ YOEBachelor's or equivalent,10+ years software development,7+ years backend,distributed systems and SQL expertise,Java preferred,cloud-native and query engine/DSL experience.
NetScript, Java, Snowflake, BigQuery, Redshift, Databricks, SQL
3w
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Software Engineer
Andover, Massachusetts, United States
$105k-$135k/yr HybridFull Time
1+ YOE1–5 years software development experience; proficiency in React and backend development (Go, Node.js, or .NET/C#); experience with MongoDB and SQL Server, REST APIs, Git workflows, AWS, and AI coding tools; strong problem-solving and communication.
React, Go, MongoDB, AWS, .NET/C#, SQL Server, Node.js, GitHub Copilot, Cursor, Claude, Git, Docker, Kubernetes, EC2, S3, Lambda, RDS, CloudWatch, LLM APIs
2mo
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Principal Software Engineer, Contact Center Digital Engagement Services
Durham or Merrimack or Westlake
OnsiteFull Time
10+ YOE10+ years engineering experience, 5+ years with Java and Spring Boot, experience designing backend architecture, real-time communication tech, cloud-native microservices, secure engineering, and mentoring; Master’s degree preferred or equivalent experience.
Java, Spring Boot, Asterisk, FreeSWITCH, Kamailio, WebRTC, SIP, RTP, Matrix, Rocket.Chat, IVR, WebSockets, Server-Sent Events, CI/CD, GitHub Copilot, Claude Code, OpenAI Codex
1mo
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Principal Software Engineer, Contact Center Digital Engagement Services
Durham or Merrimack or Westlake
OnsiteFull Time
10+ YOERequires 10+ years software engineering, 5+ years Java and Spring Boot, complex backend architecture, real-time communications, cloud-native systems, AI tools, secure engineering, mentoring, and a master's degree or equivalent experience.
Asterisk, FreeSWITCH, Kamailio, WebRTC, SIP, RTP, Matrix, Rocket.Chat, GitHub Copilot, Claude Code, OpenAI Codex, Java, Spring Boot, WebSockets, Server-Sent Events, CI/CD, Microsoft?
2mo
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Machine Learning Engineer
Manchester, New Hampshire, United States
OnsiteFull Time
6+ YOEM.S. in CS/AI, 6+ years backend/distributed systems experience, strong Java (Spring Boot, Spring MVC, Hibernate) and Python skills, production ML (PyTorch), Apache Kafka/Spark/ZooKeeper, databases (Oracle, IBM Db2, MSSQL, MongoDB), cloud (AWS).
Java, Spring Boot, Spring MVC, Hibernate, Python, PyTorch, Apache Kafka, Apache Spark, ZooKeeper, REST, SOAP, Oracle, IBM Db2, MSSQL, MongoDB, AWS