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  • Sr. QA Automation Engineer

     ...as Copilot, Claude Code, or similar. Technical & Collaboration Skills • Comfortable working across a modern web stack (e.g., React, TypeScript, Java, Python) and combining automation, manual, and exploratory testing for full system coverage. • Strong debugging... 
    React

    Amplifire

    Boulder, CO
    a month ago

  • Senior Software Engineer

     ...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... 
    React
    Immediate start

    KBI BioPharma

    Boulder, CO
    2 days ago

  • Software Engineer Full Stack / Backend II (Full-Time) - United States

    $125.7k - $203.1k

     ...environments such as Git and Linux Preferred Qualifications Expertise in frontend development using JavaScript, TypeScript, HTML, CSS, and React, with a strong focus on UI/UX principles. Proficiency in full-stack development, including experience with Python, Java, or... 
    React
    Full time
    Temporary work
    Apprenticeship
    Work experience placement
    Local area
    Flexible hours

    CISCO Systems

    Boulder, CO
    6 days ago

  • Front-End Software Engineer — Weather Platforms

    $130.5k - $171k

     ...Preferred Skills/Qualifications: 5+ years building production software, with a strong front-end track record.Strong TypeScript/JavaScript, React, HTML, and CSS skills, plus sound knowledge of browser behavior, state management, API integration, and performance.Experience... 
    React
    For contractors
    Work at office
    3 days per week

    Spire Global

    Boulder, CO
    5 days ago

  • Software Developer Intern (2027)

     ...Our JavaScript Developer Interns Have experience developing web applications using JavaScript and frameworks such as Vue and React. Advocate for a great user experience in all their work. Have some formal software development training. Enjoy working across... 
    React
    Permanent employment
    Full time
    Temporary work
    Summer work
    Internship
    H1b
    Work at office
    Remote work
    Monday to Friday
    Flexible hours
    1 day per week

    Viget

    Boulder, CO
    2 days ago

  • Staff AI Engineer

    $200k - $275k

     ...and optimization, and compliant meeting preparation — powered by deep research agents that reason over live web and internal data in ReAct-style loops — replacing fragmented tools with intelligent, autonomous systems. Agentic Infrastructure & Reasoning Stack.... 
    React
    Full time
    Flexible hours

    TIFIN

    Boulder, CO
    2 days ago

  • Senior Software Engineer

    $145k - $175k

     ...the Role We are seeking a Senior Full Stack Software Engineer with strong Python experience, frontend proficiency (preferably in React), and backend experience working with relational databases (PostgreSQL preferred). In this role, you will contribute to the design,... 
    React
    Local area
    Relocation
    Flexible hours

    Foresight Diagnostics (a Natera company)

    Boulder, CO
    22 hours ago

  • Application Developer - JavaScript

    $83.72k - $141.44k

     ...geospatial information can be effectively represented in browser-based contextsWork with modern web application frameworks such as React, Angular, Svelte, or Vue to build targeted, stand-alone web applications and reusable UI componentsCollaborate with core development... 
    React

    ESRI

    Louisville, CO
    2 days ago

  • Pet Trainer

     ...focused environment. ~ Accredited in PetSmart Training Instructor Course ~ Proficiency in computer applications. ~ Ability to react under pressure and maintain composure. ~ Flexibility in schedule, able to work evenings, weekends, and holidays as needed ~ Strong... 
    React
    Weekly pay
    Full time
    Immediate start
    Weekend work
    Afternoon shift

    PetSmart

    Boulder, CO
    3 days ago

  • Senior Full Stack Engineer

    $140k - $185k

     ...workflows to security awareness training platforms and task management systems. You'll work across our entire technology stack, from React components and Express APIs to Go microservices and PostgreSQL databases, delivering end-user functionality that helps organizations... 
    React
    Work at office
    Remote work
    Work from home

    RADICL

    Boulder, CO
    5 days ago

  • Retail Sales Associate Full Time

     ...written and verbal communication skills.Flexibility in schedule, able to work evenings, weekends, and holidays as neededAbility to react under pressure and maintain composure.Essential physical demands and work environmentAssociate required to stand, walk, climb a ladder... 
    React
    Full time
    Local area
    Immediate start
    Weekend work
    Afternoon shift

    PetSmart

    Boulder, CO
    3 days ago

  • SAP/BTP Applications Developer III

    $116.87k - $160.71k

     ...programming languages such as Java, Python, C#, JavaScript, or others.Familiarity with development frameworks such as Spring, Django, .NET, React, or Angular.Experience with version control systems like Git.Understanding of software development lifecycle (SDLC) and best... 
    React
    Full time
    Contract work
    Work experience placement

    Sierra Space

    Louisville, CO
    4 days ago

  • Pet Groomer

     ...training and safety certification program or passes the salon technical evaluation. Proficiency in computer applications. Ability to react under pressure and maintain composure. Flexibility in schedule, able to work evenings, weekends, and holidays as needed Strong... 
    React
    Weekly pay
    Full time
    Immediate start
    Weekend work
    Afternoon shift

    PetSmart

    Boulder, CO
    1 day ago

  • Senior Software Engineer (QRF)

    $160k - $185k

     ...engineering team and the broader multidisciplinary project team. Software Development Lead development of the frontend application built with React/Next.js, ensuring high performance, maintainability, and scalability. Own the backend REST API written in Python (FastAPI), ensuring... 
    React
    Full time
    Temporary work
    Work at office

    ColdQuanta

    Louisville, CO
    5 days ago

  • Assistant Store Manager - Customer Experience

     ...evenings, weekends, and holidays as neededProficiency in computer applications.Strong written and verbal communication skills.Ability to react under pressure and maintain composure.Strong organizational skills and attention to detail.Supervisory responsibilityTypically... 
    React
    Minimum wage
    Full time
    Local area
    Immediate start
    Home office
    Weekend work
    Afternoon shift

    PetSmart

    Boulder, CO
    4 days ago

  • Cybersecurity Engineer

    $130.2k - $195.4k

     ...LangGraph, LangSmith, or similar; LLM-as-judge or offline eval; tracing and observability for agent runsApplication / UI - frontend (React or similar) for internal tools; watchlist / dashboard / workflow UIs on security dataSecurity domain - hands-on with security tools... 
    React
    Full time
    Work at office
    Remote work
    Home office
    Flexible hours

    Workday

    Boulder, CO
    3 days ago

  • Lead Cashier

    $16.5 - $24.75 per hour

     ...interpersonal skillsAbility to work independently and as part of a teamAbility to build and maintain strong customer relationshipsAbility to react under pressure, use good judgment in ambiguous situations, and be flexible/adaptableSpecial Position RequirementsWork a flexible... 
    React
    Full time
    Part time
    Work experience placement
    Flexible hours
    Shift work
    Afternoon shift

    Ulta Beauty

    Boulder, CO
    4 days ago

  • Pet Bather

     ...once trained, cat grooming becomes an essential function of the role.QualificationsProficiency in computer applications.Ability to react under pressure and maintain composure.Flexibility in schedule, able to work evenings, weekends, and holidays as neededStrong organizational... 
    React
    Hourly pay
    Minimum wage
    Full time
    Part time
    Local area
    Immediate start
    Weekend work
    Afternoon shift

    PetSmart

    Boulder, CO
    3 days ago

  • Senior Software Engineer

    E-Commerce Platform Developer How you'll spend your day: Collaborating with the team in a greenfield effort to develop an e-commerce platform from the ground up Visioning, prototyping, sandboxing and iterating on components and design patterns until we get ...

    1872 Consulting

    Boulder, CO
    21 hours ago

  • Retail Associate- University of Colorado Team Store

    $16.57 - $19 per hour

     ...golf's Ryder Cup. Each store or event is designed with a tech-infused retail approach and our omni-channel operation enabling us to react in near real-time to capture all the great moments in sports to ensure that product is available to fans in the heat of the moment.... 
    React
    Temporary work
    Part time
    Night shift

    Fanatics

    Boulder, CO
    4 days ago

  • Senior Software Engineer - Android

     ...Experience with mobile capabilities such as widgets, push notifications, GPS, etc. Experience with iOS development a plus Experience with React Native / Javascript / Typescript a plus The deadline to apply to this role is Friday, August 14, 2026. Garmin International is an... 
    React
    Full time

    Garmin

    Louisville, CO
    2 days ago

  • Commercial Site Superintendent

     ...inspections are ready before work is scheduled to begin.  • Lead field coordination with a proactive, problem-solving approach rather than reacting after issues become delays.  • Communicate risks and constraints early enough for the project team to take corrective action.  •... 
    React
    Temporary work
    For subcontractor

    Melton Design Build

    Boulder, CO
    a month ago

  • Retail Store Manager

     ...and holidays as needed ~ Proficiency in computer applications. ~ Strong written and verbal communication skills. ~ Ability to react under pressure and maintain composure. ~ Strong organizational skills and attention to detail. Supervisory Responsibility... 
    React
    Minimum wage
    Full time
    Local area
    Immediate start
    Remote work
    Home office
    Weekend work
    Afternoon shift

    PetSmart

    Boulder, CO
    4 days ago

  • Job Care Manager

     ...applicable to this role to ensure that Sunrise standards are always met. Perform other duties as assigned. Core Competencies Ability to react and remain calm in difficult situations Ability to handle multiple priorities Possess written and Sunrise Senior Living
    React
    Local area
    Immediate start
    Shift work

    Sunrise Senior Living

    Boulder, CO
    5 days ago

  • Software Engineer II

    $105.53k - $145.11k

     ...ability to obtain and maintain a U.S. Security Clearance is required. Preferred Job Qualifications: Proficiency in Python and React Experience with Python FastAPI Experience with Kubernetes, Helm, and ArgoCD for application deployments Experience... 
    React
    Work experience placement

    Protingent

    Louisville, CO
    2 days ago

  • Product Solutions Engineer, Consumer Payments Partner Engineering

    $102k - $144k

    Maintain Google Pay developer documentation, integration playbooks, and partner resources, while managing and triaging technical issues submitted by developers and partners.Act as a trusted technical advisor for merchants, payment service providers (PSPs), and e-commerce...

    Google

    Boulder, CO
    2 days ago

  • Sr Software Engineer, Ground Software

    $156.67k - $215.44k

     ....The ability to obtain and maintain a U.S. Security Clearance is required.Preferred Qualifications:Advanced expertise in Python and React with demonstrated ability to architect complex applications.Proven experience designing and implementing solutions with Python FastAPI... 
    React
    Full time
    Contract work
    Work experience placement

    Sierra Space

    Louisville, CO
    5 days ago

  • Senior Software Engineer

    Senior Software Engineer Otter's software engineers develop next-generation technologies for the outdoor industry that change how billions of users sign waivers, explore, and interact with one another. Our products need to handle information at massive scale, and extend...

    Huck Adventures, Inc

    Boulder, CO
    3 days ago

  • Associate Director, Process Development

    $152k - $190k

     ...clarification normal filtration etc.) sampling and executing basic analysis of process samples (concentration pH conductivity etc.). Reacts to change productively and handles other essential tasks as assigned. Minimum Requirements: Bachelor of Science degree in a... 
    React
    Full time
    Immediate start

    KBI Biopharma

    Boulder, CO
    2 days ago

  • Psychiatric Nurse Practitioner (APRN/PNP/PMNP)

     ...others; works with integrity and ethics; upholds organizational values.5. Professionalism – Approaches others in a tactful manner; reacts well under pressure; treats others with respect and consideration regardless of their status or position; accepts responsibility for... 
    React
    Immediate start

    OptiMindHealth

    Lafayette, CO
    5 days ago