117 javascript engineer jobs at 58 companies in Putnam, CT
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Senior Software Engineer - Computational Platform
Watertown, Massachusetts, United States
$154k-$200k/yr HybridFull Time
6+ YOE6+ years software engineering experience; cloud (GCP/AWS), Terraform, Kubernetes/Docker, data modeling, Python, React/JavaScript, strong engineering best practices and security.
GCP, AWS, Terraform, Kubernetes, Docker, Python, React, JavaScript, SQL, ETL, LLMs
2mo
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Systems Engineer
Arlington or Mount Laurel or Fall River or San Diego
$74k-$184k/yr HybridFull Time
0+ YOEAbility to obtain/maintain Secret clearance; Bachelor's in Systems Engineering or equivalent experience; 0–5 years' professional experience; experience with C/C++, Python, JavaScript/Java, Linux, Git, and DevSecOps; up to 10% travel.
C, C++, Python, JavaScript, Java, Linux, Git, Make, Maven, Ant, X-Windows, Jenkins, Jira, Atlassian, VMware vSphere, Azure, AEGIS Weapon System Common Source Library (CSL), Ship Self Defense System (SSDS) Single Source Library (SSL)
2mo
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Senior Front End Software Developer (AI, React, JavaScript) - Remote US
Waltham or United States
$130k-$158k/yr RemoteFull Time
3+ YOE3-4+ years frontend JavaScript/React experience; UI/UX, Agile; experience with React/TypeScript and AI tooling; remote-friendly, collaborative.
JavaScript, TypeScript, React, AI tools
1mo
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Circle Lead Engineer (CLE) - Personal Insurance
Hartford, Connecticut, United States
$154k-$254k/yr OnsiteFull Time
7+ YOE2+ MgmtBachelor's in CS or related STEM,7+ years software engineering,2+ years technical leadership,expertise in Python,JavaScript/TypeScript,React,AWS/CDK,Terraform,Jenkins,API development,Github,and AI/GenAI.
Python, JavaScript, TypeScript, React, AWS, CDK, Terraform, Jenkins, API Development, GitHub, AI/GenAI
2mo
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Airfoil Tool Developer Principal Engineer P4 (onsite)
East Hartford, Connecticut, United States
$108k-$205k/yr OnsiteFull Time
8+ YOEBachelor's in STEM with 8+ years engineering (or advanced degree +5). U.S. citizenship required. Experience with airfoil design, Python/Java/JavaScript, NX/Simcenter/Teamcenter, NXOpen, build tools, GitHub, Jira, and Agile.
Python, Java, JavaScript, NX, Simcenter, Teamcenter, NXOpen, Gradle, Maven, Ant, StarCCM+, GitHub, Jira, Agile
1mo
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Senior Software Engineer
Bedford, Massachusetts, United States
$160k-$180k/yr OnsiteFull Time
10+ YOEUS citizen with Top Secret clearance, Bachelor's in CS/CE or related, 10+ years software development experience, knowledge of Python, Java, JavaScript, C, experience with Agile, DevOps, Linux/Unix and Windows.
JIRA, Confluence, Python, Java, JavaScript, C, Linux/Unix, Windows
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Sr. Manufacturing Solutions Engineer
Pawtucket, Rhode Island, United States
OnsiteFull Time
5+ YOEBachelor's in CS or related,5+ years software development experience,proficiency with C#, .NET, Python, Java, JavaScript/TypeScript,SQL and REST APIs,experience integrating ERP/MES,strong analytical and communication skills.
C#, .NET, Python, Java, JavaScript, TypeScript, SQL, REST APIs, Microsoft Azure, AWS, Power Platform, Power BI, Inductive Automation Ignition
2mo
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Electrical Engineer II
Middletown or Newport
$69-$120/yr HybridFull Time
2+ YOEBS in Electrical or Computer Engineering; 2-4 years related experience; proficiency with MS Office; RF/electrical CAD; software development in C++, Java, MATLAB, Python; travel up to 10%; ability to obtain Secret clearance.
Microsoft Office, Excel, Word, Visio, PowerPoint, Outlook, Altium, OrCAD, LTSpice, C++, Java, MATLAB, Python, JavaScript, HTML, CSS, SQL, Verilog
3mo
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Lead Bioinformatics Engineer (Hyrbid)
Marlborough, Massachusetts, United States
$155k-$175k/yr HybridFull Time
7+ YOEBS with 7+ yrs, MS with 4+ yrs, or PhD with 3+ yrs in clinical/biological data; 5+ yrs in regulated life sciences; 4+ yrs software/engineering.
Python, JavaScript, TypeScript, R, Terraform, AWS CDK, Docker, Git, GitLab CI/CD, GitHub CI/CD, Flask, React, Bootstrap, Jupyter, R Markdown, ggplot2, tidyverse, Plotly, matplotlib, Tableau, d3.js
2mo
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Senior Software Engineer
Merrimack or Smithfield
OnsiteFull Time
Senior software engineer with RESTful APIs, JavaScript frameworks, databases, SDLC, CI/CD, mentoring, and strong OO design.
JavaScript, Angular, AngularJS, Backbone.js, React.js, CSS3
1mo
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Senior Full Stack Engineer (Java/React)
Taunton, Massachusetts, United States
$137k-$145k/yr OnsiteFull Time
5+ YOEBachelor's in software engineering or related field,5+ years experience (or Master’s+3),DoD Secret clearance and U.S. citizenship required,Java/React,SQL/PostgreSQL,Hibernate,Spring experience.
Java, React, SQL, PostgreSQL, JavaScript, Hibernate, Spring, Wildfly, REST, RESTCONF, Material UI, SNMP
1mo
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Software Engineer II
Middletown, Rhode Island, United States
HybridFull Time
5+ YOEDegree in CS or related field, 5+ years software engineering experience, proficiency in JavaScript, React, Node.js, and Java, experience building desktop apps and front-end UIs, U.S. citizenship required; Secret clearance preferred.
JavaScript, React, Node.js, Java
2w
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Emerging Technology Senior Engineer
Hartford, Connecticut, United States
$139k-$230k/yr HybridFull Time
6+ YOEBachelor's in CS/STEM,6+ years data engineering experience,expertise in cloud,GenAI,Python/JavaScript,databases,containerization,strong communication and leadership.
Amazon Web Services (AWS), GenAI Models, Frameworks, and Tools, Python, JavaScript, React, MongoDB, PostgreSQL, Containerization (ex. Docker), Quantum Computing Tools
1w
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Software Principal Engineer
Hopkinton, Massachusetts, United States
$168k-$231k/yr OnsiteFull Time
10+ YOE10+ years managing enterprise-scale DevOps tools and CI/CD pipelines with GitHub Actions, self-hosted runners, GitHub Enterprise Server administration, security and secrets management, container orchestration, and automation; bachelor's/master's preferred.
GitHub, GitHub Actions, GitHub Enterprise Server, OKTA, S3, Docker, Kubernetes, JavaScript, Linux, Windows, macOS
2w
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Software Engineer III
Waltham, Massachusetts, United States
$112k-$176k/yr HybridFull Time
5+ YOE5+ years experience, BS in Computer Science or equivalent, strong Java/Spring and microservices experience, MySQL/Mongo, GCP or AWS, CI/CD (Jenkins), familiarity with Hadoop/Elastic/Apache Beam; strong problem solving.
MySQL, Mongo, Spring, Java, Angular, React, Node-js, Python, Typescript, JavaScript, Google Cloud Platform (GCP), AWS, Hadoop, Solr, Lucene, Elastic search, Apache Beam, Jenkins
2mo
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Principal Software Development Engineer
Hartford, Connecticut, United States
$144k-$288k/yr HybridFull Time
10+ YOE10+ years software engineering experience with .NET/COBOL/Java/Node.js/JavaScript/Angular, DevSecOps and CI/CD expertise, GCP/Azure cloud experience, and experience modernizing enterprise systems.
.NET, COBOL, Java, Node.js, JavaScript, Angular, Generative AI technologies, GCP, Azure, GitHub, Jenkins, GitHub Actions, ArgoCD, Salesforce, Mulesoft, z/OS
1mo
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Cloud Developer II
Pittsford or Framingham or Atlanta
$91k-$137k/yr OnsiteFull Time
3+ YOE3–6 years AWS and networking experience, proficiency with PowerShell/Python/C#, infrastructure-as-code and automation (Ansible, AWS SSM, Chef), Windows Server and Hyper-V/VMware administration, SQL database optimization, REST/SOAP API support, and 24x7 on-call participation.
Amazon Web Services (AWS), S3, EC2, VPC, PowerShell, TypeScript, JavaScript, CloudWatch, Lambda, AWS SSM, Ansible, Chef, Hyper-V, VMware, SQL Server, MySQL, PostgreSQL, Lenel On-Guard, Python, C#
1mo
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Senior Applications Developer
Southborough, Massachusetts, United States
$100k-$140k/yr OnsiteFull Time
4+ YOEBS in CS/Engineering required; 4+ years full‑stack C#/.Net experience; knowledge of Oracle, T‑SQL/PL‑SQL, MongoDB, HTML/CSS/JavaScript, Angular, Node.js, Telerik; Agile experience; SDLC/OOP proficiency.
.Net, C#, MVC, .Net Core, Web Services, Windows services, Oracle, Oracle 19c, T-SQL, PL/SQL, MongoDB, HTML, CSS, JavaScript, Angular, Node.js, Telerik, Kendo, SQL Server, MySQL
1w
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Software Engineer, Lab Automation
Waltham, Massachusetts, United States
HybridFull Time
Degree in CS/Bioengineering/Engineering, strong programming in Python/C#/JavaScript, hands-on lab automation and instrument integration, ELN/LIMS/databases experience, troubleshooting and translating workflows to software.
Python, C#, JavaScript, ELN, LIMS, Benchling, Dotmatics, Thermo Fisher, Beckman Coulter, APIs
1w
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Senior Applied AI Engineer
San Diego or Marlborough
$100k-$130k/yr HybridFull Time
5+ YOEBachelor's or equivalent experience; 5+ years software/ML/solutions engineering with 2+ years building AI/ML/automation; strong programming (Python, JavaScript/TypeScript, C#); Azure and LLM/RAG experience; stakeholder communication.
Azure OpenAI, Claude, Microsoft Copilot, Python, JavaScript, TypeScript, C#, Power Automate, Logic Apps, Power Platform, LangGraph, Semantic Kernel, Model Context Protocol (MCP), Azure
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