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Javascript Developer Jobs in Thornton, CO, US
240+ javascript developer jobs from 140+ companies hiring in Thornton, CO, US.
2w
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Front End Software Engineer with React Experience - Chicago OR Denver - Onsite
Chicago or Englewood
$110k-$165k/yr OnsiteFull Time
3+ YOE3+ years of professional frontend experience with React and TypeScript in agile environments.
React, TypeScript, JavaScript, HTML, CSS, Design Systems
2h
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Tech Consulting - Full-Stack Java Developer - Senior - Multiple Locations (Los Angeles, CA, US, 90017-5418)
Los Angeles or New York City or Hoboken or San Francisco or San Jose or Seattle or Boston or Chicago or St. Louis or Philadelphia or Dallas or Houston or Irvine or San Diego or Portland or Denver or Minneapolis or Nashville or Phoenix or Pittsburgh or McLean or Atlanta or Charlotte or Detroit or Columbus or Cleveland or Akron or Miami
$103k-$188k/yr HybridFull Time
3+ YOE3+ years software engineering; Bachelor's in CS or related field; proficient in at least one modern backend language; full-stack experience; REST APIs; React/Angular or similar; Git; cloud familiarity; travel up to 25%.
Python, Java, JavaScript, TypeScript, React, Angular, Git, Node.js, Spring, .NET, Docker, Kubernetes, REST APIs
2mo
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Scada Engineer
Broomfield, Colorado, United States
$80k-$95k/yr OnsiteFull Time
3+ YOEBachelor's in Electrical Engineering or related field; 3-7 years SCADA design/maintenance; warehouse automation experience; HVAC and energy management knowledge; PLC/HMI/SCADA experience.
Ignition, Wonderware, GE iFIX, Siemens WinCC, Schneider EcoStruxure, BACnet, Modbus, OPC UA/DA, MQTT, Python, JavaScript
3w
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Solution Engineer
Denver, Colorado, United States
$95k-$115k/yr HybridFull Time
3+ YOE3+ years in SaaS implementation or related roles; proven ability to lead complex, multi-stakeholder deployments in regulated industries; strong API and systems integration; excellent communication; highly organized; ownership mindset.
APIs, SQL, JavaScript, Python, PostgreSQL, MySQL, Salesforce, Office 365
2mo
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Scada Engineer
Broomfield, Colorado, United States
$80k-$95k/yr OnsiteFull Time
3+ YOEBachelor's in Electrical Engineering or related; 3-7 years SCADA design/implementation; warehouse automation and BMS experience; protocol knowledge; strong problem-solving.
Ignition, Wonderware, GE iFIX, Siemens WinCC, Schneider EcoStruxure, BACnet, Modbus, OPC UA/DA, MQTT, Python, JavaScript
2mo
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ERP Technical Support Engineer Infor CSI (SyteLine)
Commerce City, Colorado, United States
$100k-$125k/yr HybridFull Time
5+ YOEExperience with Infor CSI, system administration, integrations, reporting, and ITIL/DevOps practices; 5+ years as CSI/Syteline developer; bachelor’s degree or equivalent.
Infor CloudSuite Industrial (CSI), Infor OS, CSI Mongoose, APIs/ION, Forms development, Workflows, SQL Server, Microsoft .NET, ASP.NET/MVC, Web Services/WEB APIs, HTML, JavaScript, jQuery, Data Views, Data Lake
2mo
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Sales Engineer - Enterprise, TOLA
Denver or San Francisco or Phoenix or Seattle
$1-$2/yr RemoteFull Time
5+ YOEBS degree; 5 years in pre-sales or customer-facing roles; ability to explain technical concepts to non-technical audiences; hardware/software evaluations; basic electronics; open APIs; strong growth mindset.
Open API, Cloud software, Cloud-connected hardware, Bash, Python, JavaScript
2mo
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Technical Consultant I
Jacksonville or Denver
OnsiteFull Time
1+ YOEBachelor’s degree in computer development or related field, 1+ year JavaScript development, Knockout.js or similar, SQL querying, API usage, debugging, and strong communication.
JavaScript, Knockout.js, SQL
2mo
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AI Engineer I
Fort Collins, Colorado, United States
$78k-$110k/yr HybridFull Time
Bachelor's degree in CS/Software Eng or related field; experience with AI tools, OO languages, REST APIs, cloud platforms; strong problem solving and teamwork.
Python, Java, C#, JavaScript, TypeScript, REST APIs, AWS, Azure, GCP, SQL, NoSQL, CI/CD
1mo
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Systems Test Engineer
Denver or Greenwood Village
$95k-$115k/yr OnsiteFull Time
3+ YOE3+ years software/backend testing; 2+ years automated testing; REST API testing; CI/CD; strong QA fundamentals; excellent communication.
REST APIs, Postman, curl, CI/CD, Splunk, NoSQL, DynamoDB, Cosmos DB, MongoDB, Cassandra, AWS Lambda, Azure Functions, Cucumber (BDD), JavaScript
2mo
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Technical Solutions Engineer
Denver, Colorado, United States
$71k-$137k/yr HybridFull Time
4+ YOE4-8 years networking experience; MS in technical field preferred; industry certifications preferred; strong Linux, scripting, and packet analysis skills; excellent communication.
IXIA, tcpdump, Wireshark, Linux, Python, C++, Java, Perl, JavaScript, Shell, Networking protocols, BGP, OSPF, MPLS, VLAN, SNMP, ACL, AAA, TACACS, VRF
2d
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Controls Engineer III
Boulder, Colorado, United States
$95k-$135k/yr OnsiteFull Time
5+ YOEBachelor's in electrical/automation engineering; 5+ years in controls and data acquisition; proficiency in programming languages; strong instrumentation knowledge; experience with industrial automation protocols; ICS design expertise; safety program implementation.
Siemens S7 PLC (TIA Portal), Ignition HMI & SCADA, Modbus, Profibus, Ethernet/IP, RS-485, SolidWorks Electrical, Python, C/C++, C#, JavaScript
2mo
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DevOps Engineer - IT Discovery Specialist
Richmond or Denver or New York or Kansas City or Dallas
$133k-$182k/yr OnsiteFull Time
10+ YOEBachelor's degree; 10+ years in DevOps/IT; 3+ years using BMC Helix Discovery; expertise in credential management and IT infrastructure; experience with ServiceNow CMDB and ITIL concepts.
BMC Helix Discovery, ServiceNow CMDB, GitLab, Python, JavaScript, PowerShell, TPL (Tideway Pattern Language), Docker, Kubernetes
1mo
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Frontend Architect
Denver, Colorado, United States
$150k-$175k/yr HybridFull Time
5+ YOE5+ years front-end development experience; expert JavaScript; strong React; UI/UX collaboration; architecture and leadership experience.
React, JavaScript, HTML5, CSS3, REST, JSON, UI testing frameworks, Git
2mo
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Sr. ServiceNow ITAM / ITOM Developer / Admin
Lone Tree or Englewood
$125k-$172k/yr HybridFull Time
10+ YOESenior ServiceNow ITOM/ITAM expert with CMDB governance, CSDM alignment, ITSM/ITIL knowledge, and 10+ years of experience; CSA certification; strong SOA/web tech skills.
.NET (C#), WCF, MVC, jQuery, JavaScript, ServiceNow, SQL, HTML, CSS, XML, SOAP, REST, UI actions, Discovery, Service Mapping, COBOL
2w
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Technical Support Engineer II
Denver, Colorado, United States
$75k-$90k/yr HybridFull Time
1+ YOE1–3 years in technical support or customer-facing tech role; strong API, logs, and authentication understanding; excellent communication; able to triage, discover, and hand off efficiently; Zendesk experience.
Zendesk, APIs, Authentication, JavaScript, Logs
3d
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IT Sr Implementation Engineer
Englewood, Colorado, United States
$50-$74/hr RemoteFull Time
6+ YOESenior software engineer with CMS/Adobe Marketing tech expertise; 6-12 years in software engineering; strong Java/HTML/CSS/JS; CMS platforms and Adobe AEP stack; REST APIs; collaborative, engineering leadership skills.
Java, HTML, CSS, JavaScript, HTL, JSP, AEM, Maven, Azure Dev Ops, Git, SQL, JQuery, Python
3w
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Sr Software Engineer - Platform Data Query
San Diego or Santa Barbara or Dallas or New York City or Chicago or San Francisco or Washington DC or Denver
$138k-$173k/yr RemoteFull Time
5+ YOEExperience operating and scaling data pipelines with Iceberg, Trino, Kafka, Flink, and cloud data lakes.
Apache Flink, Kafka, Trino, Iceberg, AWS Glue, AWS S3, AWS Athena, Python, Ruby, Java, JavaScript, C#, SQL
1mo
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Senior Customer Support Engineer - US West
San Francisco or Denver or Los Angeles or Portland or Seattle
$77k-$109k/yr RemoteFull Time
2+ YOE2-4 years in technical support, sysadmin, or networking; HTTP/s, TCP/IP, TLS, DNS; VCL, Python, Ruby/Go/JS/Rust; UI/API literacy; strong written communication.
VCL, Python, Ruby, Go, JavaScript, Rust, Varnish, REST, CLI, Datadog, New Relic, GCP, Azure, AWS, HTTP, DNS, TLS, RBAC, Wasm, Fastly Control Panel
1w
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Engineer Principal – Systems Test, Space Vehicle Assembly, Test and Launch Operations (AI&T / ATLO)
Boulder, Colorado, United States
$118k-$201k/yr OnsiteFull Time
6+ YOEBS in engineering with 6+ years related experience; higher degrees may substitute; experience testing spacecraft and RF systems.
MS Office, COSMOS Command and Control Software, GitLab, RF GSE, Spectrum Analyzers, Power Meters, JavaScript, Python, Ruby, Go
5d
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Software Development Intern – Summer 2026
Westminster, Colorado, United States
$23-$40/hr OnsiteInternship
enrolled in a bachelor’s or master’s program in computer science or software engineering; strong Python and JavaScript/TypeScript; experience building web/desktop apps; REST APIs; databases; GPA 3.0+ desirable; prior internship or project experience preferred.
Python, JavaScript, TypeScript, REST APIs, React, Vue, Flask, FastAPI, Electron, PostgreSQL, SQLite, NoSQL
1mo
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Postdoctoral Scholar - Mines NIST PREP Lead Data Infrastructure Engineer
Boulder or Golden
$71k/yr OnsiteFull Time
Doctoral degree in CS, statistics, physics, or related field; proven cross-disciplinary leadership; experience in scientific computing, data management, and ML; US citizen preferred.
Python, DevOps, Docker, Kubernetes, Linux, Bash, AWS, JSON, XML, HTML, JavaScript, CSS
2mo
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Software Development Manager - Clearing or Banking
Edison or San Diego or Irvine or Las Vegas or Centennial or Overland Park or Omaha or Edison
$150k-$180k/yr OnsiteFull Time
10+ YOE10+ Mgmt10+ years software development and 10+ years leading teams; experience with .NET, C#, Java, Angular/React; clearing experience; distributed teams; strong communication.
NET, C#, Java, JavaScript, MVC, Angular, TypeScript, jQuery, SQL Server, RabbitMQ, Swagger, AWS, Microservices
3w
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Senior Consultant
Leawood or Denver
HybridFull Time
4+ YOEBachelor's in CS/IT/Engineering; 4+ years professional service/software consulting; 1-2 years development; Agile/Scrum experience; cloud/ERP/CRM familiarity; offshore coordination; strong communication.
Jira, Azure DevOps, AWS, Azure, SQL, PowerShell, Bash, C#, JavaScript
2w
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IT Specialist (APPSW) - .NET - DHA
Denver or Urbana or Woodlawn or Durham or Wilkes Barre
$91k-$140k/yr OnsiteFull Time
1+ YOEIT specialist with .NET/.NET Core experience, REST APIs, SQL Server, and frontend skills; familiarity with AI tools and security controls preferred.
C#, NET Core, NET Framework, Entity Framework, MVC, JavaScript, AJAX, jQuery, Bootstrap, HTML, CSS, SQL Server, Visual Studio, Azure DevOps, Git, JSON, REST API
4w
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WordPress Website Designer - Contract
Denver, Colorado, United States
$40-$50/hr RemoteContract
2+ YOE2-3 years WordPress design; 2-3 years managing multiple sites; proficient in WordPress core/plugins; HTML5/CSS3; PHP/MySQL/JS; FTP; WooCommerce; WP builders; remote contract.
WordPress, HTML5, CSS3, JavaScript, PHP, MySQL, FTP, WooCommerce, WPBakery, Elementor, Divi, Google Workspace, Office 365, Slack, Dropbox, 1Password
1mo
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Software Engineering Advisor - Hybrid
Raleigh or Austin or Bloomfield or Denver or Bloomington or Morris Plains or Plano
$112k-$186k/yr HybridFull Time
8+ YOE8+ years in software automation testing; 3+ years in Agile; automation tools Selenium, Cucumber, Java, Cypress, Robot Framework (Python); OO programming; relational databases; GitHub; strong communication.
Selenium, Cucumber, Java, Cypress, Robot Framework (Python), GitHub, Object-Oriented Programming, Relational Databases, JavaScript, TypeScript, AWS, DynamoDB, S3, Lambda, Pega
3w
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Manager, Software Engineering (Loveland, CO, US, 80538)
Loveland, Colorado, United States
$207k/yr RemoteFull Time
5+ YOE4+ MgmtLead a software engineering team; build cloud-native data services; mentor engineers; drive Agile practices.
TypeScript, Python, REST APIs, Java, DOTNET, JavaScript, NodeJS, AWS, Azure, GCP
1mo
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SharePoint & AI Solutions Architect
Glendale, Colorado, United States
$150k-$180k/yr OnsiteFull Time
5+ YOE5+ years SPFx development; 3+ years Azure; Bachelor's in CS/IT; strong C#, .NET, JavaScript/TypeScript; Azure certifications preferred; experience Copilot.
SPFx, React, TypeScript, Azure Functions, Logic Apps, Azure SQL, Power Automate, Microsoft Graph, Purview, Entra ID, Copilot
1mo
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Sr. SCADA Analyst
Denver or Houston
$153k-$189k/yr OnsiteFull Time
5+ YOEAdminister, develop, and support SCADA platforms; validate data; develop configurations; monitor performance; provide training.
Ignition, XSPOC, Autosol, SQL Server, OSI PI, PostgreSQL, Python, Java, VBScript, C#, Javascript, VB.NET, Ignition Perspective, HTML/CSS/JS, Power BI, Spotfire, Modbus, DNP3, OPC-UA, MQTT
4d
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IT Specialist (APPSW/DATAMGT)
Salt Lake City or Seattle or Phoenix or Los Angeles or San Francisco or Denver or Washington
$90k-$197k/yr HybridFull Time
Experience with agile development, data analysis, Azure cloud, and software development; data warehousing and BI knowledge; GS-12/13/14 experience requirements.
Azure, Azure Data Lake Storage, Synapse Analytics, C#, .NET, MVC, Web API, JavaScript, Vue.js, SQL
3mo
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Computer Science Faculty
Aurora, Colorado, United States
$53k-$74k/yr OnsiteFull Time
Teach Computer Science/Programming and related IT courses; develop curricula; engage in service and professional responsibilities.
C++, C#, Python, Java, JavaScript, HTML, CSS, ASP.NET, SQL Server, T-SQL, DDL/DML, SSIS, Windows Server, Linux, TCP/IP, DHCP, DNS, AWS, GCP, Azure
2mo
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Partner Solutions Architect (Public Sector)
Denver, Colorado, United States
$143k-$209k/yr HybridFull Time
12+ YOE10-15 years in customer/partner facing technical roles; strong IT development/ops background; excellent presentation; experience across observability, cloud, containers, scripting, config mgmt, CI/CD.
Datadog, Splunk, AppDynamics, New Relic, Dynatrace, AWS, Azure, GCP, Alibaba, Docker, Kubernetes, OpenShift, Cloud Foundry, Python, Javascript, Ruby, Perl, PHP, Go, Terraform, Ansible, Puppet, Chef, Jenkins, Gitlab
HiringCafe market data
Javascript Developer Jobs market signals in Thornton, CO, US
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
240+
Hiring companies
140+
Fresh sample
41% new in 30d
Salary visibility
94% show pay
Companies appearing in this market
SM Energy27GlobalAlloyAppFolioArista NetworksAxos FinancialBAE SystemsBeecan Health
Work location mix in visible results
Onsite: 15Hybrid: 13Remote: 6