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Top Backend Engineer Jobs in Denver & Boulder, CO

35+ Job Results
7 Hours Ago
Colorado, CO
Remote
3,300 Employees
137K-198K Annually
5-7 Years of Experience
3,300 Employees
137K-198K Annually
5-7 Years of Experience
Information Technology • Security • Cybersecurity
Cloudflare is seeking a backend engineer with 5 years of experience to work on building and maintaining the codebase for customer and internal service APIs. The role involves API design, database interaction, and optimization for a high-traffic platform. Knowledge of Go, JavaScript, PHP, Redis, Postgres, and containerized deployment practices is essential. Responsibilities include developing new code, debugging, and collaborating with the product team.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+45 More
6 Days Ago
Colorado, CO
Remote
2,500 Employees
211K-285K Annually
7+ Years of Experience
2,500 Employees
211K-285K Annually
7+ Years of Experience
Cloud • Consumer Web • Productivity • Software • App development • Automation • Data Privacy
Looking for a Senior Backend Product Software Engineer to build the next generation of new products for collaboration and distributed work. Responsible for architecting and delivering scalable systems to optimize user experiences. Expected to write code, partner with cross-functional teams, and improve team and company culture.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+55 More
3 Days Ago
Colorado, CO
Hybrid
830 Employees
1-3 Years of Experience
830 Employees
1-3 Years of Experience
eCommerce • Mobile • Payments
Develop efficient, scalable, and user-friendly web applications within a headless CMS system. Collaborate on strategic web projects using React/Next.js. Translate designs into high-quality code with a focus on UX. Provide recommendations on performance improvements. Participate in code review and architecture decisions. Assist in technical troubleshooting and support. Embrace company core values. Must have experience with headless CMS and Next.js.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+68 More
6 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
2 Days Ago
Colorado, CO
5-7 Years of Experience
5-7 Years of Experience
Cloud • Software
VeilSun is seeking a Web Application Developer to code, implement and maintain web based applications. This position provides an excellent opportunity to be a key contributor to our business success. You will also help build web applications that connect systems, automate administrative tasks, track performance, incorporate information, and create insights to support strategic decisions.
6 Days Ago
Colorado, CO
Hybrid
150 Employees
83K-115K Annually
3-5 Years of Experience
150 Employees
83K-115K Annually
3-5 Years of Experience
Marketing Tech • Real Estate • Software • PropTech
As a Full Stack Engineer at Engrain, you will work on industry-leading products like SightMap and Asset Intelligence. Responsibilities include developing new features, maintaining existing ones, and collaborating with UX and Product Management to create efficient solutions.
Top Benefits:
401-K
401-K Matching
Company Outings
+40 More
2 Days Ago
Colorado, CO
Remote
20,000 Employees
5-7 Years of Experience
20,000 Employees
5-7 Years of Experience
Artificial Intelligence • Cloud • HR Tech • Information Technology • Productivity • Software • Automation
The Senior Software Engineer - Full Stack role at ServiceNow involves building high-quality, clean, scalable, and reusable code by enforcing best practices around software engineering architecture and processes. The team focuses on delivering delightful, secure customer and employee experiences using the latest technologies.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+42 More
4 Days Ago
Colorado, CO
Hybrid
830 Employees
3-5 Years of Experience
830 Employees
3-5 Years of Experience
eCommerce • Mobile • Payments
Ibotta is seeking a Senior Full Stack Software Engineer to join their innovative team in Denver, Colorado. The engineer will work on designing and developing new products and features using the latest technologies and cloud services. Responsibilities also include testing, code reviews, and maintaining high-quality code. The ideal candidate should have 4-5+ years of software development experience, a Bachelor's degree in a related field, and expertise in various programming languages and technologies.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+68 More
3 Days Ago
Colorado, CO
Remote
20,000 Employees
143K-250K Annually
5-7 Years of Experience
20,000 Employees
143K-250K Annually
5-7 Years of Experience
Artificial Intelligence • Cloud • HR Tech • Information Technology • Productivity • Software • Automation
Build high-quality, clean, scalable, and reusable code in Java and JavaScript. Work with product owners to design and deliver high-quality products. Mentor colleagues and promote knowledge-sharing. Experience with UI frameworks like Angular, React, or Vue.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+42 More
2 Days Ago
Colorado, CO
Remote
75 Employees
190K-220K Annually
7+ Years of Experience
75 Employees
190K-220K Annually
7+ Years of Experience
Artificial Intelligence • Software • Database
Seeking a Principal Front End Engineer to shape the front-end engineering team, contribute to the core platform's user interface, and solve complex problems. Key player in achieving company goals in data exchange. Opportunity to own key aspects, work with world-class engineers, and push technical boundaries.
Top Benefits:
401-K
401-K Matching
Company Equity
+35 More
7 Days Ago
Colorado, CO
Remote
2,500 Employees
211K-285K Annually
7+ Years of Experience
2,500 Employees
211K-285K Annually
7+ Years of Experience
Cloud • Consumer Web • Productivity • Software • App development • Automation • Data Privacy
Seeking a Senior Front End Product Software Engineer to build the next generation of products for collaboration and distributed work. Architect and deliver scalable systems to optimize user experiences. Partner with product, design, and user research teams to represent user needs.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+55 More
2 Days Ago
Colorado, CO
Remote
20,000 Employees
123K-210K Annually
3-5 Years of Experience
20,000 Employees
123K-210K Annually
3-5 Years of Experience
Artificial Intelligence • Cloud • HR Tech • Information Technology • Productivity • Software • Automation
Build high-quality, clean, scalable, and reusable code while working with product owners to understand requirements and contribute to the design and implementation of new products and features. Mentor colleagues and promote knowledge-sharing.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+42 More
9 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.
7 Days Ago
Colorado, CO
175 Employees
7+ Years of Experience
175 Employees
7+ Years of Experience
AdTech • Agency • Digital Media • Sales • Analytics • SEO
Full-stack Sr Software Engineer role at AdCellerant, responsible for architecting, designing, building, and maintaining applications. Will lead design teams, write code, mentor engineers, and contribute to product initiatives. Opportunity to move into a Team Lead role. Preferred location near Denver, CO with hybrid work flexibility.
Top Benefits:
401-K
401-K Matching
Company Equity
+35 More
15 Hours Ago
Colorado, CO
Remote
20,000 Employees
123K-210K Annually
3-5 Years of Experience
20,000 Employees
123K-210K Annually
3-5 Years of Experience
Artificial Intelligence • Cloud • HR Tech • Information Technology • Productivity • Software • Automation
Build high-quality, clean, scalable, and reusable code by enforcing best practices around software engineering architecture and processes. Work with product owners to understand requirements, design, implement, and deliver high-quality products. Contribute to new products and features and mentor colleagues.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+42 More
4 Days Ago
Colorado, CO
Remote
20,000 Employees
143K-250K Annually
5-7 Years of Experience
20,000 Employees
143K-250K Annually
5-7 Years of Experience
Artificial Intelligence • Cloud • HR Tech • Information Technology • Productivity • Software • Automation
Building high-quality, clean, and scalable code, working with product owners to deliver high-quality products, designing software for customer needs, contributing to new products and features, mentoring colleagues, and promoting knowledge-sharing.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+42 More
9 Days Ago
Colorado, CO
Hybrid
6,000 Employees
5-7 Years of Experience
6,000 Employees
5-7 Years of Experience
Gaming • Mobile • News + Entertainment • Sports
Join our team as a Senior Backend Engineer and play a crucial role in driving our organization's growth through the development of outstanding products. Collaborate effectively with the team to deliver state-of-the-art code and prioritize performance and scalability. Build, maintain, develop, test, deploy, and enhance products while working in a highly collaborative agile environment.
Top Benefits:
401-K
401-K Matching
Child Care Benefits
+40 More
13 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
14 Days Ago
Colorado, CO
Remote
20,000 Employees
122K-188K Annually
1-3 Years of Experience
20,000 Employees
122K-188K Annually
1-3 Years of Experience
Artificial Intelligence • Cloud • HR Tech • Information Technology • Productivity • Software • Automation
Build high-quality, clean, scalable, and reusable code by enforcing best practices around software engineering architecture and processes. Engage in advanced scripting and web service development in JavaScript. Design and implement new products and features while enhancing existing product suite.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+42 More
15 Days Ago
Colorado, CO
14 Employees
90K-140K Annually
5-7 Years of Experience
14 Employees
90K-140K Annually
5-7 Years of Experience
Aerospace • Big Data • Internet of Things • Analytics • Business Intelligence
As a Full Stack Engineer at Urban Sky, you will be responsible for architecting web apps using modern web development tools like Node.js, React, and Typescript. You will collaborate with diverse teams, create comprehensive documentation, and have the opportunity to work on critical software projects related to aerospace and image processing.
Top Benefits:
Company Equity
Dental Insurance
Flexible Work Schedule
+10 More
9 Days Ago
Colorado, CO
3-5 Years of Experience
3-5 Years of Experience
3D Printing • Hardware • Software
Vitro3D is seeking a JavaScript Developer II to work on customer-facing software for visualizing and manipulating 3D digital models. Responsibilities include developing new features, optimizing applications, and collaborating with the team. Requires 3+ years of experience in JavaScript, Node.js, HTML5, CSS3, Vue.js, and WebGL, among other skills.
Top Benefits:
Company Outings
Flexible Work Schedule
Highly Diverse Management Team
+2 More
15 Days Ago
Colorado, CO
35 Employees
140K-160K Annually
5-7 Years of Experience
35 Employees
140K-160K Annually
5-7 Years of Experience
Marketing Tech
Lead Software Engineer responsible for building web-based systems at Breef, emphasizing innovation and customer experience. Key responsibilities include designing, developing, and maintaining web applications, implementing new features, and ensuring high-quality products.
Top Benefits:
Commuter Benefits
Company Equity
Company Outings
+28 More
3 Days Ago
Colorado, CO
69 Employees
111K-185K Annually
5-7 Years of Experience
69 Employees
111K-185K Annually
5-7 Years of Experience
Fitness • Software
As a Senior Software Engineer at TrainingPeaks, you will be responsible for creating and supporting sites and services, developing front & backend code, improving system scalability, mentoring junior developers, and driving open team communication. The role involves contributing to product development, architecture/design discussions, and continuous learning.
Top Benefits:
401-K
401-K Matching
Company Outings
+39 More
10 Days Ago
Colorado, CO
14,500 Employees
152K-152K Annually
7+ Years of Experience
14,500 Employees
152K-152K Annually
7+ Years of Experience
Aerospace • Cloud • Digital Media • Information Technology • Mobile • News + Entertainment • Retail
Build single page apps with ReactJS, leverage AWS technologies, collaborate with teams, and influence development processes for rapid, stable, and reliable deployments.
Top Benefits:
401-K
401-K Matching
Company-Sponsored Family Events
+33 More
20 Days Ago
Colorado, CO
69 Employees
111K-185K Annually
5-7 Years of Experience
69 Employees
111K-185K Annually
5-7 Years of Experience
Fitness • Software
Senior Software Engineer responsible for creating and supporting sites and services that power products, developing modular front & backend code, improving system scalability, and driving architecture decisions. Collaborate with Engineering Team and mentor junior developers while continuously delivering features for customers.
Top Benefits:
401-K
401-K Matching
Company Outings
+39 More
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