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Top Full-Stack Engineer Jobs in Denver & Boulder, CO

83+ Job Results
12 Days Ago
Colorado, CO
Hybrid
980 Employees
$120K-$175K Annually
5-7 Years of Experience
980 Employees
$120K-$175K Annually
5-7 Years of Experience
Productivity • Software
Join the Professional Services team as a Full Stack Developer at a well-funded company, developing custom solutions for high value customers. Responsibilities include designing, testing, and maintaining new features, leading projects, and collaborating with client-facing teams. Requires 5+ years of experience in TypeScript, Node.js, and React.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+48 More
2 Days Ago
Colorado, CO
Remote
26 Employees
$120K-$140K Annually
3-5 Years of Experience
26 Employees
$120K-$140K Annually
3-5 Years of Experience
Artificial Intelligence • Enterprise Web • Mobile • Software • Design • App development
Seeking an AWS-certified full-stack developer to design and implement web applications on AWS. Responsibilities include developing RESTful APIs, ensuring application security, and staying up-to-date with industry trends. Bachelor's degree in computer science or equivalent experience required. Strong proficiency in front-end and back-end technologies and excellent problem-solving skills desired.
Top Benefits:
401-K
401-K Matching
Company Outings
+44 More
2 Days Ago
Colorado, CO
Remote
26 Employees
$120K-$140K Annually
3-5 Years of Experience
26 Employees
$120K-$140K Annually
3-5 Years of Experience
Artificial Intelligence • Enterprise Web • Mobile • Software • Design • App development
Looking for an AWS-certified full-stack web developer to join our remote team. Responsibilities include designing and developing full-stack web applications, architecting cloud-based solutions on AWS, collaborating with front-end developers, and optimizing application performance. Must have AWS certification, Bachelor's degree in CS or equivalent, experience in full-stack development, and strong proficiency in JavaScript and related technologies.
Top Benefits:
401-K
401-K Matching
Company Outings
+44 More
6 Days Ago
Colorado, CO
Remote
30 Employees
$100K-$140K Annually
3-5 Years of Experience
30 Employees
$100K-$140K Annually
3-5 Years of Experience
Edtech
Design, develop, and maintain complex software systems and applications. Work with a team to deliver high-quality solutions.
12 Days Ago
Colorado, CO
Remote
350 Employees
7+ Years of Experience
350 Employees
7+ Years of Experience
Artificial Intelligence • Legal Tech • Professional Services • Software
Ontra is seeking a Staff Software Engineer with expertise in Ruby on Rails. This role involves exploring and prototyping solutions, contributing to engineering culture, setting technical direction, and providing support to cross-functional teams.
Top Benefits:
401-K
Commuter Benefits
Company Equity
+39 More
59 Minutes Ago
Colorado, CO
Remote
3,300 Employees
3-5 Years of Experience
3,300 Employees
3-5 Years of Experience
Information Technology • Security • Cybersecurity
In this role, you'll be helping build the new Reporting & Analytics product features in the Cloudflare Zero Trust Platform. As a software engineer on this greenfield team, you'll work across the stack to implement our Go API, build new backend features and functionality in Go, and help contribute to building new frontend analytical visualizations and functionality.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+45 More
Yesterday
Colorado, CO
Remote
3,300 Employees
5-7 Years of Experience
3,300 Employees
5-7 Years of Experience
Information Technology • Security • Cybersecurity
Cloudflare is looking for a backend engineer on our control plan product platform to help us build and maintain the codebase that powers both our customer APIs as well as internal service APIs. Your ability to visualize the flow of data through a complex application is critical to your success.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+45 More
6 Days Ago
Colorado, CO
Remote
3-5 Years of Experience
3-5 Years of Experience
Big Data • Information Technology • Business Intelligence
The Full-Stack Senior Software Engineer is responsible for the design, development, and integration efforts of various applications.

Featured Jobs

4 Days Ago
Colorado, CO
35 Employees
$110K-$140K Annually
3-5 Years of Experience
35 Employees
$110K-$140K Annually
3-5 Years of Experience
Marketing Tech
Seeking a full-stack Lead Software Engineer to build web-based systems for the Breef Platform. Responsibilities include designing, developing, and maintaining web applications using React and Python, implementing new features, and ensuring high-quality product delivery. Ideal candidate has 4-6 years of full-stack development experience, familiarity with Agile methodologies, and a startup background.
Top Benefits:
Commuter Benefits
Company Equity
Company Outings
+28 More
Yesterday
Colorado, CO
Remote
3,300 Employees
5-7 Years of Experience
3,300 Employees
5-7 Years of Experience
Information Technology • Security • Cybersecurity
Backend engineer role for Cloudflare's control plane product platform. Responsible for building and maintaining codebase for customer APIs and internal service APIs. Proficiency in Go, Redis, Postgres, and RESTful API design required.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+45 More
3 Days Ago
Colorado, CO
Remote
2,500 Employees
$94K-$126K Hourly
3-5 Years of Experience
2,500 Employees
$94K-$126K Hourly
3-5 Years of Experience
Food
A full stack engineer position at Ardent Mills, responsible for developing and maintaining critical business applications. Requires strong problem-solving skills, knowledge of frontend web rendering processes, and experience with web frameworks like Angular, React, and VueJS.
Top Benefits:
401-K
401-K Matching
Commuter Benefits
+19 More
6 Days Ago
Colorado, CO
Remote
$100K-$115K Annually
1-3 Years of Experience
$100K-$115K Annually
1-3 Years of Experience
News + Entertainment
Seeking a Software Engineer to work on the email newsletters platform, collaborate with teams, build new features, and maintain existing ones. Responsibilities include using JavaScript, CSS, PHP, and WordPress to develop email newsletters and tools, working on enterprise-level WordPress sites, and collaborating with engineers on the email platform. Required skills include vanilla JavaScript, CSS/SASS, PHP/Laravel, WordPress, Git, and AWS microservices. A BS in Computer Science/Engineering or 2+ years of relevant experience is required. The company offers a comprehensive benefits package and 401K plan.
3 Days Ago
Colorado, CO
Remote
400 Employees
$190K-$235K Annually
7+ Years of Experience
400 Employees
$190K-$235K Annually
7+ Years of Experience
Fintech • Insurance • Machine Learning • Other • Analytics • Automation
Seeking a Staff Back-End Engineer with 8+ years of experience in writing server-side APIs, building large scale distributed systems, and expertise with event-driven architecture. Must have deep knowledge of object-oriented programming and experience with various database systems. Experience with public cloud services, agile methodologies, and product-led organizations is required.
Top Benefits:
401-K
401-K Matching
Commuter Benefits
+38 More
2 Days Ago
Colorado, CO
3 Employees
5-7 Years of Experience
3 Employees
5-7 Years of Experience
Big Data • Cloud • Productivity • Software • Business Intelligence
Join Quadratic and help build the next generation spreadsheet. We are looking for a Founding Software Engineer with experience in Rust and Web Assembly to work on hard tech problems and transform the industry.
2 Days Ago
Colorado, CO
Remote
11 Employees
3-5 Years of Experience
11 Employees
3-5 Years of Experience
Web3
As a Senior Software Engineer at Eve, you will help develop, test, and deploy the Eve Investing platform. You will work closely with the Head of Product & Engineering and CEO to ensure the platform is built with users in mind. Your responsibilities will include development of the platform code, code review, feature ideation and development, and quality assurance.
Top Benefits:
Dedicated Diversity Inclusion Staff
Health Insurance
Remote Work Program
+1 More
2 Days Ago
Colorado, CO
Remote
12,428 Employees
$172K-$248K Annually
5-7 Years of Experience
12,428 Employees
$172K-$248K Annually
5-7 Years of Experience
Blockchain • eCommerce • Fintech • Payments • Software • Financial Services • Cryptocurrency
Senior Software Engineer role at Square's Inventory Foundations team, revolutionizing how businesses manage inventory. Responsibilities include architecting scalable platforms, leading architectural discussions, mentoring team members, and designing robust systems for rapid iteration. Seeking individuals with a passion for making an impact, curiosity for new technologies, collaborative spirit, and innovative mindset.
Top Benefits:
401-K
401-K Matching
Commuter Benefits
+26 More
6 Days Ago
Colorado, CO
Remote
12,428 Employees
$129K-$186K Annually
1-3 Years of Experience
12,428 Employees
$129K-$186K Annually
1-3 Years of Experience
Blockchain • eCommerce • Fintech • Payments • Software • Financial Services • Cryptocurrency
The Software Engineer in the Transfers team at Cash App is responsible for helping customers move money into Cash App and ensuring fast, reliable, and cost-effective transfers. They collaborate on project development, design APIs and data models, and enhance backend systems.
Top Benefits:
401-K
401-K Matching
Commuter Benefits
+26 More
5 Days Ago
Colorado, CO
Remote
3,300 Employees
5-7 Years of Experience
3,300 Employees
5-7 Years of Experience
Information Technology • Security • Cybersecurity
Join Cloudflare as a Senior Software Engineer to help build and enhance D1, Cloudflare's serverless database, and enable developers to build full-stack applications. Bring your expertise in full-stack development, Javascript, Typescript, and high volume SaaS applications to this role.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+45 More
5 Days Ago
Colorado, CO
Remote
15,000 Employees
$100K-$120K Annually
3-5 Years of Experience
15,000 Employees
$100K-$120K Annually
3-5 Years of Experience
Professional Services • Software • Analytics • Consulting • Energy
UL is seeking a Software Developer to work on desktop applications, windows services, and web-based development initiatives. Responsibilities include code development, testing, research, and technology evaluation. The developer will be part of a Scrum Team and collaborate on technical enterprise initiatives.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+30 More
2 Days Ago
Colorado, CO
Remote
12,428 Employees
$153K-$270K Annually
7+ Years of Experience
12,428 Employees
$153K-$270K Annually
7+ Years of Experience
Blockchain • eCommerce • Fintech • Payments • Software • Financial Services • Cryptocurrency
Design, build, and support core systems for transactions on Cash App, break monoliths into microservices, solve technical problems at scale, and lead development capabilities.
Top Benefits:
401-K
401-K Matching
Commuter Benefits
+26 More
12 Days Ago
Colorado, CO
220 Employees
$150K-$180K Annually
3-5 Years of Experience
220 Employees
$150K-$180K Annually
3-5 Years of Experience
Artificial Intelligence • Logistics • Machine Learning • Software
As a Senior Software Engineer, Backend at VORTO, you will help define the frontier of logistics optimization, supply prediction, and demand prediction. You will work with a small, dedicated team to develop and maintain APIs, services, and systems for managing the flow of drivers and trucks. The role requires 5+ years of experience, hands-on experience with GoLang and SQL/Postgres, and experience with Docker containers, Kubernetes, NATS, and Redis.
Top Benefits:
401-K Matching
Commuter Benefits
Company Equity
+14 More
5 Days Ago
Colorado, CO
Hybrid
2,506 Employees
$85K-$135K Annually
5-7 Years of Experience
2,506 Employees
$85K-$135K Annually
5-7 Years of Experience
Information Technology • Insurance • Software
As a Sr. Software Engineer at Vertafore, you will shape and improve the experience of key customers by working cross-functionally and developing innovative solutions. You will have responsibilities such as crafting clean code, working with customers on technical concepts, and documenting technical specifications.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+52 More
4 Days Ago
Colorado, CO
Remote
3,300 Employees
3-5 Years of Experience
3,300 Employees
3-5 Years of Experience
Information Technology • Security • Cybersecurity
Collaborate with Customers, Designers, and Product Managers to design and build systems at the Cloudflare edge. Own code from inception to release, delivering solutions at all layers of the software stack. Interact with various languages and technologies including Typescript and Go.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+45 More
13 Days Ago
Colorado, CO
Remote
858 Employees
$141K-$174K Annually
5-7 Years of Experience
858 Employees
$141K-$174K Annually
5-7 Years of Experience
Consumer Web • Food • Software
Seeking a Senior Software Engineer for the Growth Platform team at ezCater. Responsibilities include building back-end products, collaborating with cross-functional teams, and driving innovation. Requires 5+ years of professional software development experience and fullstack experience with Ruby on Rails.
Top Benefits:
401-K
401-K Matching
Commuter Benefits
+40 More
5 Days Ago
Colorado, CO
Remote
3,300 Employees
5-7 Years of Experience
3,300 Employees
5-7 Years of Experience
Information Technology • Security • Cybersecurity
Work as a Senior Software Engineer on Cloudflare's Durable Objects and D1 team, responsible for distributed coordination API and SQL database. Develop new features, ensure reliability, and maintain performance. Use languages like JavaScript, Typescript, Rust, and C++.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+45 More
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