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Senior Javascript Engineer Jobs in Colorado (NOW HIRING)

Senior Software Engineer

Boulder, CO

$127K - $167K/yr

Job summary A Senior Software Engineer with exceptional data and software engineering skills, and a ... Python, node.js , Python and/or Javascript frameworks for application development such as React ...

New

Senior Software Engineer

Boulder, CO · On-site

$120 - $180/hr

Job summary A Senior Software Engineer with exceptional data and software engineering skills, and a ... Python, node.js , Python and/or Javascript frameworks for application development such as React ...

New

C# Developer, Sr.

Arvada, CO · On-site

$55.75 - $73.75/hr

... Senior C# Developer to join their team. This role involves developing commercial software in an ... Required : • C#. • SQL Server. • Javascript, JSON, HTML, CSS, and cross browser development ...

Job Duties and Responsibilities Senior Engineer-Software Quality sought by DISH Network, LLC in ... VS Code, Xcode, Codecept, Detox, Appium, magiQ, and Javascript * GitLab, Charles Proxy, JIRA ...

Job Duties and Responsibilities Senior Engineer-Software Quality sought by DISH Network, LLC in ... VS Code, Xcode, Codecept, Detox, Appium, magiQ, and Javascript * GitLab, Charles Proxy, JIRA ...

Senior Fullstack Engineer

Boulder, CO · Hybrid

$135K - $160K/yr

  • Medical

  • Retirement

  • PTO

Position Summary We're looking for a Senior Full Stack Engineer with deep back-end expertise to ... Contribute to JavaScript front-end development when appropriate. * Drive engineering best practices ...

Senior Fullstack Engineer

Boulder, CO · Hybrid

$135K - $160K/yr

Position Summary We're looking for a Senior Full Stack Engineer with deep back-end expertise to ... Contribute to JavaScript front-end development when appropriate. * Drive engineering best practices ...

Senior Fullstack Engineer

Boulder, CO · On-site

$135K - $160K/yr

  • Medical

  • Retirement

  • PTO

Position Summary We're looking for a Senior Full Stack Engineer with deep back-end expertise to ... Contribute to JavaScript front-end development when appropriate. * Drive engineering best practices ...

C# Developer, Sr.

Arvada, CO · On-site

$55.75 - $73.75/hr

... Senior C# Developer to join their team. The role involves developing commercial software in an ... Required : • C#. • SQL Server. • Javascript, JSON, HTML, CSS, and cross browser development ...

Senior Software Engineer

Denver, CO · On-site +1

$126K - $166K/yr

The Senior Software Engineer designs, builds, and maintains the technical systems and application ... Proficiency in one or more back-end languages (e.g., Python, Javascript, TypeScript) and ...

Senior Software Engineer

Denver, CO · On-site +1

$126K - $166K/yr

  • Medical

  • Dental

  • Life

  • Retirement

  • PTO

The Senior Software Engineer designs, builds, and maintains the technical systems and application ... Proficiency in one or more back-end languages (e.g., Python, Javascript, TypeScript) and ...

Senior Software Engineer

Boulder, CO · On-site

$140 - $185/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Atom Computing is looking for a Senior Software Engineer to implement the quantum computing ... Experience with Azure, AWS and Terraform, Javascript, UI/UX design for webapps, and a background in ...

About the Role We are looking for a strong Backend Senior Software Engineer who wants to create ... Strong experience with Javascript, Typescript and Node.js. * Strong fundamental understanding of ...

Software Engineer, Senior

Aurora, CO · On-site

$100.18 - $120.20/hr

Job Title Software Engineer, Senior Overview EverWatch is a government solutions company providing ... Clearance Level TS/SCI FSP Job Locations US-CO-Aurora Skills ReactJS, HTML, Javascript, UX ...

Senior Software Engineer

Denver, CO · On-site

$130K - $170K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

As a Senior Engineer, you will serve as a critical technical problem-solver- who takes extreme ... Write clean, robust, and maintainable code across the stack, leveraging modern JavaScript ...

Senior Platform Engineer

Boulder, CO · On-site +1

  • Medical

  • Life

  • Retirement

  • PTO

Senior Platform Engineer - US Platform Team NOTE: We are unable to sponsor or take over sponsorship ... or JavaScript/TypeScript * Comfort working across globally distributed teams, with the ...

Senior Test Engineer

Englewood, CO · On-site

$107K - $195K/yr

  • Medical

  • Retirement

  • PTO

As a Senior Test Engineer, you will play a key role in ensuring the delivery of reliable, secure ... Familiarity with scripting languages including JavaScript, and Python. * Knowledge of containerized ...

Showing results 21-40

Senior Javascript Engineer information

See Colorado salary details

$131.4K

$176.2K

$200.8K

How much do senior javascript engineer jobs pay per year?

As of Aug 14, 2026, the average yearly pay for senior javascript engineer in Colorado is $176,213.00, according to ZipRecruiter salary data. Most workers in this role earn between $164,000.00 and $189,800.00 per year, depending on experience, location, and employer.

What does a senior JavaScript engineer do?

A Senior JavaScript Engineer is responsible for designing, developing, and maintaining complex web applications using JavaScript and related technologies. They often lead development teams, make architectural decisions, and ensure best coding practices are followed. In addition to writing code, they may mentor junior developers, review code for quality, and collaborate with cross-functional teams to deliver high-quality software solutions.

What are some common challenges faced by senior JavaScript engineers when leading projects with cross-functional teams?

Senior JavaScript Engineers often encounter challenges such as aligning frontend and backend development timelines, ensuring code quality across distributed teams, and effectively communicating complex technical concepts to non-technical stakeholders. Managing dependencies between various team members and integrating new technologies or frameworks can also present difficulties. Successful engineers overcome these challenges by fostering clear communication, implementing robust documentation, and promoting collaborative problem-solving within agile workflows.

What are the key skills and qualifications needed to thrive as a senior JavaScript engineer?

To thrive as a Senior Javascript Engineer, you need deep expertise in JavaScript, modern front-end frameworks (like React or Angular), and a solid grasp of software engineering principles, typically supported by a degree in computer science or equivalent experience. Familiarity with build tools (Webpack, Babel), version control systems (Git), and automated testing frameworks is crucial for efficient development. Strong problem-solving skills, effective communication, and leadership abilities help you mentor team members and collaborate on complex projects. These skills are vital for delivering high-quality, scalable applications and driving innovation within development teams.

What are the most commonly searched types of Javascript Engineer jobs in Colorado?

The most popular types of Javascript Engineer jobs in Colorado are:

What are popular job titles related to Senior Javascript Engineer jobs in Colorado?

For Senior Javascript Engineer jobs in Colorado, the most frequently searched job titles are:

What job categories do people searching Senior Javascript Engineer jobs in Colorado look for?

The top searched job categories for Senior Javascript Engineer jobs in Colorado are:

What cities in Colorado are hiring for Senior Javascript Engineer jobs?

Cities in Colorado with the most Senior Javascript Engineer job openings:

What are popular job titles related to Senior Javascript Engineer jobs in CO?

For Senior Javascript Engineer jobs in CO, the most frequently searched job titles are:

Infographic showing various Senior Javascript Engineer job openings in Colorado as of August 2026, with employment types broken down into 90% Full Time, 5% Part Time, and 5% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $176,213 per year, or $84.7 per hour.

$127K - $167K/yr

Full-time

Posted 3 days ago

New


KBI Biopharma rating

6.5

Company rating: 6.5 out of 10

Based on 6 frontline employees who took The Breakroom Quiz


Job description

Job summary

A Senior Software Engineer with exceptional data and software engineering skills, and a passion for building data-centric applications is to join our team of software developers, data scientists and product owners to support and expand KBI's Digital Transformation vision. He or she will contribute to our current and future digital portfolio by using cutting-edge technologies, develop innovative approaches, with the ultimate purpose to enhance the quality and speed of drug development using software and data solutions. The role entails developing solutions to solve complex scientific and data problems. The ideal talent thrives in a fast-paced, technically complex, and business and market-driven environments. This position is designed to help lead KBI's data and software capabilities by focusing on expanding our cloud-based custom-built platforms and products that support biopharmaceutical processes and support data exchange, data visualization, statistical analysis and reporting capabilities.


Job Responsibilities

  • Developing, maintaining, enhancing and reviewing software solutions and data analysis tools to enable scientific insight, leveraging the existing landscape of open-source and proprietary packages developed at KBI.
  • Apply industry best practices and design patterns to distill fast-moving product requirements into state-of-the-art designs/architecture recommendations and tangible engineering tasks, to develop solutions that deliver target business goals, and support KBI's Digital Transformation goals.
  • Working closely with our SMEs to build tools or applications with a strong focus on data-driven decisions.
  • Shaping up our engineering culture by coming up with new ideas, tools, and best practices wherever better approaches can lead to higher quality, or faster time-to-market for digital products.
  • Interfacing with scientists, engineers, software developers and management to contribute to the team's vision, mission and approach to delivering Digital Transformation.
  • Owning projects end-to-end: from design, to working with product owners, contributing to backlog maintenance when needed, through development, to production and support.
  • Providing code review, and training to fellow software developers internal to KBI, as well as external developers from consulting teams.
  • Keeping up with software best practices and software technologies, especially open-source and technologies enabling cloud-based data products.
  • Support promoting digital mindset and better data and software awareness and practices throughout KBI as the company to expands its use and understanding of digital solutions.

Knowledge, Skills, Abilities

  • Master's degree in Software Engineering, Computer Science, Data Science, Chemical Engineering or another field with substantial Computer Science training or equivalent skills acquired through professional experience.
  • 5+ years working developing software, preferably with a scientific and/or data focus.
  • Strong understanding of 2 or more modern software development languages, preferably Python and Javascript/Typescript.
  • 5+ years of experience and proven track record delivering products with the following or similar technologies: Python, node.js , Python and/or Javascript frameworks for application development such as React, next.js, Flask, Django, streamlit, AWS services such as Redshift Redshift spectrum and RDS, data technologies such as Pandas, NumPy, Airbyte and DBT, testing frameworks such as pytest or playwright, orchestration technologies such as Github actions and Airflow.
  • Strong understanding of computer architecture and software architecture in cloud environments.
  • Exceptional problem-solving skills, and a desire to tackle challenging engineering problems through simple and maintainable software solutions.
  • Excellent interpersonal skills to build and maintain strong relationships with end-users, other development team members, and all stakeholders.
  • Customer focus with the emotional intelligence to collaborate with users to gather requirements to enable workflow and feature definition.
  • A passion for technology and a desire to always discover and learn about new technology that accelerate software development and/or improve its robustness.


Additional skills and experience considered a plus:

  • 2 or more years in apharma or other regulated environment.
  • Experience with using Agile methodologies (e.g. Scrum), ideally in a regulated environment.
  • API frameworks and API building experience including REST, FASTAPI, AWS glue, ...

KBI Biopharma, Inc. is an EEO/AA employer and actively seeks to diversify its work force. Therefore, all qualified applicants, regardless of race, color, national origin, religion, gender, gender identity, sexual orientation, age, disability or veteran status, are strongly encouraged to apply.

I understand that neither the completion of this application nor any other part of my consideration for employment establishes any obligation for KBI Biopharma, Inc. to hire me. If I am hired, I understand that either KBI Biopharma, Inc. or I can terminate my employment at any time and for any reason, with or without cause and without prior notice. I understand that no representative of KBI Biopharma, Inc. has the authority to make any assurance to the contrary.

I attest with my signature below that I have given to KBI Biopharma, Inc. true and complete information on this application. No requested information has been concealed. I authorize KBI Biopharma, Inc. to contact references provided for employment reference checks. If any information I have provided is untrue, or if I have concealed material information, I understand that this will constitute cause for the denial of employment or immediate dismissal.


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