2mo
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Backend Developer (Golang / Java | Microservices)
Merrimack or Westlake
$81k-$194k/yr OnsiteFull Time
6+ YOE6+ years IT experience with strong Golang and/or Java (Spring Boot), microservices, Docker/Kubernetes, SQL/NoSQL, Git and CI/CD, REST/gRPC, cloud platforms, and strong communication skills.
Cucumber, Docker, GIT, Go, Kubernetes, Microservices, Microsoft SQL Server, NoSQL, Spring Boot, Java, Prometheus, gRPC, RESTful APIs, PostgreSQL, MongoDB, Kafka, RabbitMQ, AWS, Azure, GCP
3mo
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Sr. Software Engineer II - Java/Microservices, AVP
Burlington, Massachusetts, United States
$90k-$158k/yr OnsiteFull Time
8+ YOE8+ years in software engineering with 5+ years designing/developing solutions; strong Java experience; cloud native microservices; SQL/NoSQL databases; Agile environment.
Java, C#, React, SQL, JavaScript, Spring Boot, Kafka, Azure Service Bus, RabbitMQ, Kubernetes, Redis, Cosmos, MongoDB, Snowflake, Dynatrace, Solarwinds, Grafana, OpenTelemetry
2w
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Sr. Embedded Software Engineer (Microservices, C++, Linux)
Salem, New Hampshire, United States
OnsiteFull Time
Expertise in C++ and Linux, microservices (REST,gRPC,protocol Buffers), containerization, message brokers, distributed systems, debugging, and production support.
C++, Linux, REST, gRPC, protocol Buffers, containerization, message brokers
1mo
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Senior Software Engineer
Chelmsford, Massachusetts, United States
$107k-$130k/yr HybridFull Time
5+ YOE5+ years professional application development; BA/BS or equivalent; experience with cloud (AWS), NoSQL and relational databases, microservices, containerization, serverless, CI/CD and IaC; SDKs in C#, Swift, Java/Kotlin; desktop (C#/WPF) and mobile (Swift/Java/Kotlin) development; HTML/CSS/JavaScript and SPA frameworks; automated testing; familiari...
AWS, NoSQL, Relational Database Systems, microservices, containerization, serverless, event-driven programming, CI/CD, Infrastructure as Code (IaC), C#, Swift, Java, Kotlin, WPF, HTML, CSS, JavaScript, .NET Core, .NET Framework, SQL, SPA
1w
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Lead Software Engineer
Wakefield, Massachusetts, United States
$113k-$209k/yr HybridFull Time
8+ YOE8+ years software engineering experience building scalable REST APIs, microservices, Kubernetes, cloud-native data platforms, and distributed data processing using Python/Java and Spark.
REST APIs, microservices, Kubernetes, Data Warehousing, Data Lakes, Delta Lake, Python, Java, Angular, PySpark, Apache Spark, TypeScript, JavaScript, AWS S3, Lambda, API Gateway, EventBridge, Kafka, SNS, SQS, PostgreSQL, SQL Server, Aurora, DynamoDB, MongoDB, Redis, Terraform, Ansible, Jenkins, GitHub, GitLab, Bitbucket, GoCD, Databricks, Azure, Google Cloud Platform (GCP), LLMs, RAG architectures, Agentic AI
2w
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Principal Software Engineer
Portsmouth or Boston or Indianapolis or Plano or Columbus
$120k-$225k/yr HybridFull Time
8+ YOEBachelor's or equivalent experience, 8+ years delivering software in large distributed systems using Agile. Proficiency with Java, Spring Boot, REST, Kafka, Kubernetes, microservices, CI/CD (Bamboo/GitHub Actions/Jenkins); strong communication and mentoring skills.
Java, Spring Boot, REST, Kafka, Kubernetes, microservices, Bamboo, GitHub Actions, Jenkins, GraphQL, IBM BPM
2w
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Sr. Staff Software Engineer
Lowell, Massachusetts, United States
$146k-$209k/yr HybridFull Time
10+ YOE10+ years building enterprise Java-based web applications, expertise with cloud-native architectures, AI/LLM integrations, microservices, REST APIs, and strong testing and CI/CD practices.
Java, J2EE, Spring Boot, Spring Framework, Hibernate/JPA, React, JavaScript, HTML5, CSS3, REST APIs, Microservices, SQL, GitHub Copilot, ChatGPT, Cursor, Claude, LangGraph, OpenAI Agents SDK, CrewAI, AutoGen, OpenAI, Anthropic, Google Gemini, Model Context Protocol (MCP), AWS, Microsoft Azure, Google Cloud Platform, Kubernetes, Docker, OpenShift, Terraform, CloudFormation, ARM Templates, GitHub Actions, Jenkins, Azure DevOps, GitLab CI, Datadog, Grafana, Prometheus, Splunk, OpenTelemetry, Bash, Python, PowerShell
3w
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Senior Software Engineer
Arlington or Woburn or Carlsbad or Aurora or Boston or Dayton or Melbourne
$140k-$170k/yr HybridFull Time
5+ YOEProven Java and Spring development experience, microservices and API design, containerized infrastructure (Docker/Kubernetes), experience with Kafka/NATS and GitLab, Python for AI/data integration, and ability to obtain Top Secret clearance.
Java, Spring Boot, Linux, Docker, Kubernetes, Kafka, NATS, GitLab, Python
3mo
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Software Engineer (Backend Typescript)
Jersey City or Smithfield or Merrimack
$80-$102/hr OnsiteContract
5+ YOEBachelor's in CS or related,5+ years software development with NodeJS/TypeScript,experience with microservices,API design,AWS,Docker/Kubernetes,Kafka and NoSQL;strong communication and technical leadership.
NodeJS, JavaScript, Typescript, Express, Mongoose, Casbin, Axios, NPM, Kafka, AWS, S3, EC2, Docker, Kubernetes, MongoDB, Bitbucket/Stash, Jenkins, Artifactory
2w
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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
2w
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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
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
1mo
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Lead Development Engineer
Burlington, Massachusetts, United States
$155k-$173k/yr HybridFull Time
3+ YOEMaster's in CS/CE/IS (required) plus 3+ years experience; 2+ years building microservices, distributed systems, cloud (AWS/Azure/Google Cloud), Kubernetes, CI/CD, Java, Python, Spark, Kafka/Kinesis, Maven, Jenkins.
Kubernetes, AWS, Microsoft Azure, Google Cloud, CI/CD, Java, Python, Apache Spark, Apache Kafka, AWS Kinesis, Maven, Jenkins
1mo
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Full-stack Software Engineer I
Nashua, New Hampshire, United States
$65k-$110k/yr HybridFull Time
0.5+ YOEBachelor's in Computer Engineering/Computer Science, ability to obtain US Secret clearance, 6+ months professional programming experience (UI, web services, microservices, databases). Skills with Node.js/Google Go/Python, relational and non-relational databases, microservices, Kubernetes, and cloud-native deployment.
Node.js, Google Go, Python, Kubernetes, MySQL, PostgreSQL, MongoDB, Cassandra, Istio, Linkerd, Prometheus, Grafana, ELK stack, Test-Driven Development (TDD), CI/CD
2w
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Principal Software Engineer
Portsmouth or Boston or Plano or Indianapolis or Columbus or United States
HybridFull Time
8+ YOE8+ years building software in large distributed systems; proficiency with Java, Spring Boot, REST, Kafka, Kubernetes, microservices, CI/CD; strong communication and documentation skills.
Java, Spring Boot, REST, Kafka, Kubernetes, GraphQL, Bamboo, GitHub Actions, Jenkins, IBM BPM
1mo
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Senior Java Developer (Irving, TX, US)
Irving or Westlake or Merrimack
$86k-$127k/yr OnsiteFull Time
10+ YOE10+ years Java/J2EE experience with Spring/Spring Boot, API design, microservices, cloud (Docker, Kubernetes, AWS/Azure), CI/CD tools (GitHub, Jenkins, uDeploy), relational DB (DB2/Oracle), JPA/Hibernate, strong communication and leadership skills.
Java, J2EE, Spring, Spring Boot, Docker, Kubernetes, AWS, Azure, GitHub, GIT, Jenkins, uDeploy, Stash, JPA2, Hibernate, DB2, Oracle, PL/SQL, SQL, Sonar, HP Operations Orchestration, HP Service Manager, ServiceNow, REST API
1mo
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Principal Software Engineer (Python, Oracle, AWS)
Merrimack or Boston or Jersey City or Smithfield or Westlake
$107k-$216k/yr OnsiteFull Time
5+ YOEBachelor's or Master’s in Computer Science or related field, 5+ years industry experience, strong Python expertise, experience deploying production systems at scale, cloud and microservices knowledge, GenAI/LLM production experience preferred.
Python, Oracle, AWS, PEP8
2w
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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
1mo
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Senior Full-Stack Software Engineer - VLSI Tools
Santa Clara or Durham or Austin or Westford
$152k-$288k/yr HybridFull Time
5+ YOE5+ years experience, BS/MS in CS or related (or equivalent experience), knowledge of VLSI design, JavaScript/Node.js, modern frontend frameworks, distributed microservices, databases, OOP, data structures and algorithms.
JavaScript, Node.js, Vue.js, React.js, Svelte, Ember.js, SQL, MongoDB, Python, Golang, Cursor, Claude Code, Co-pilot
1mo
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Senior Full-stack Software Engineer – Verification Data and Visualization Platform
Santa Clara or Westford or Durham
$152k-$288k/yr HybridFull Time
3+ YOEExperience building full-stack web apps with JavaScript/TypeScript, modern frontend frameworks, Java microservices, distributed systems, Kafka/Flink/Spark streaming, Redis, and scalable data pipelines. BS+5 yrs or MS+3 yrs required (or equivalent experience).
Kafka Streams, Apache Flink, Spark Streaming, Apache Kafka, JavaScript, TypeScript, Redis, Elasticsearch, Kibana, Logstash, Elastic Stack, LangChain, OpenTelemetry, Docker, Kubernetes, Grafana, Java
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