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Mid Level Full Stack Developer Jobs in Colorado (NOW HIRING)

PassTime

Full Stack Developer

Littleton, CO · On-site

$100K - $120K/yr

Leading provider of award-winning GPS solutions seeking Full Stack Software Developer WHAT WE DO Headquartered a few miles south of Denver, in Littleton, Colorado, PassTime is a leading provider of ...

DAT

Full Stack Software Engineer, Mid-Level

Denver, CO · On-site

... an Full-stack Software Engineer and be at the forefront of AI innovation in the freight and ... Growth mindset with ambitions to advance to Software Engineer level * Adaptability and openness to ...

DAT

Full Stack Software Engineer, Mid-Level

Denver, CO · On-site

... an Full-stack Software Engineer and be at the forefront of AI innovation in the freight and ... Growth mindset with ambitions to advance to Software Engineer level * Adaptability and openness to ...

Sonepar

SIL Sr Full-Stack Developer

Broomfield, CO · On-site

We are seeking a Full Stack Developer with a Back-End Focus to support the design, development, and enhancement of enterprise web applications. This role emphasizes backend architecture, APIs, data ...

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All JobsMid Level Full Stack Developer JobsMid Level Full Stack Developer Jobs in Colorado

Mid Level Full Stack Developer information

See Colorado salary details

$25

$62

$90

How much do mid level full stack developer jobs pay per hour?

As of Jun 20, 2026, the average hourly pay for mid level full stack developer in Colorado is $62.31, according to ZipRecruiter salary data. Most workers in this role earn between $51.83 and $71.78 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive in the Mid Level Full Stack Developer position, and why are they important?

To thrive as a Mid Level Full Stack Developer, you need a solid understanding of front-end and back-end development, proficiency in programming languages like JavaScript, Python, or Java, and experience with frameworks such as React and Node.js. Familiarity with version control systems like Git, cloud platforms (e.g., AWS or Azure), and relevant certifications such as AWS Certified Developer can be advantageous. Strong problem-solving skills, effective communication, and the ability to work collaboratively set outstanding candidates apart. These skills and qualities are essential for building scalable applications and navigating the dynamic requirements of cross-functional development teams.

What is a Mid Level Full Stack Developer job?

A Mid Level Full Stack Developer is responsible for developing and maintaining both front-end and back-end components of web applications. They have a solid understanding of programming languages, frameworks, databases, and server-side logic. Typically, they collaborate with designers, other developers, and stakeholders to implement features and optimize performance. With a few years of experience, they can work independently on tasks while contributing to project architecture and problem-solving.

What is L1, L2, L3, and L4 developer?

In the context of a Mid Level Full Stack Developer role, L1, L2, L3, and L4 typically refer to different levels of seniority or expertise within an organization, with L1 being entry-level and L4 indicating a senior or lead position. These levels often correspond to experience, technical skills, and responsibilities, and are used to structure career progression and compensation. Understanding these levels helps in assessing job expectations and growth opportunities in full stack development roles.

What is a mid-level full stack developer?

A mid-level full stack developer is a software professional with experience in both front-end and back-end development, typically possessing 2-5 years of experience. They are proficient in multiple programming languages, frameworks, and tools, and can handle project tasks independently while collaborating with teams. This role often requires knowledge of databases, version control, and deployment processes.

Will Fullstack be replaced by AI?

Full Stack Developers perform tasks that involve coding, designing, and maintaining both frontend and backend systems, which require critical thinking and problem-solving skills. While AI tools can assist with coding and automation, they are unlikely to fully replace the need for human developers who understand project context, user experience, and complex system integration. Continuous learning and adapting to new technologies remain essential in this role.

What types of projects and responsibilities can I expect as a Mid Level Full Stack Developer?

As a Mid Level Full Stack Developer, you’ll typically work on both client-facing and server-side components of web applications, collaborating closely with UX/UI designers, backend engineers, and product managers. You may be responsible for creating new features, debugging complex issues, optimizing application performance, and maintaining codebases. It's common to participate in code reviews and Agile sprints, ensuring best practices are followed throughout the development cycle. This role provides exposure to a wide range of technologies and business needs, offering strong opportunities for learning and career advancement as you take on more complex assignments.

Is full stack worth it in 2026?

For a Mid Level Full Stack Developer, full stack development remains a valuable skill set due to high demand for versatile developers proficient in both front-end and back-end technologies. Staying current with frameworks like React, Node.js, and cloud platforms can enhance job prospects, as full stack roles often require knowledge of multiple programming languages and tools. The role offers opportunities for growth, but continuous learning is essential to remain competitive in the evolving tech landscape.
What are the most commonly searched types of Full Stack Developer jobs in Colorado? The most popular types of Full Stack Developer jobs in Colorado are:
What are popular job titles related to Mid Level Full Stack Developer jobs in Colorado? For Mid Level Full Stack Developer jobs in Colorado, the most frequently searched job titles are:
What job categories do people searching Mid Level Full Stack Developer jobs in Colorado look for? The top searched job categories for Mid Level Full Stack Developer jobs in Colorado are:
What cities in Colorado are hiring for Mid Level Full Stack Developer jobs? Cities in Colorado with the most Mid Level Full Stack Developer job openings:
Mid Level Full Stack Developer jobs near you
Infographic showing various Mid Level Full Stack Developer job openings in Colorado as of June 2026, with employment types broken down into 95% Full Time, 3% Part Time, and 2% Contract. Highlights an 89% Physical, 3% Hybrid, and 8% Remote job distribution, with an average salary of $129,612 per year, or $62.3 per hour.
Full Stack Developer

Full Stack Developer

PassTime

Littleton, CO • On-site

$100K - $120K/yr

Full-time

Medical, Dental, Vision, Retirement, PTO

Posted 26 days ago

Job description

Leading provider of award-winning GPS solutions seeking Full Stack Software Developer
WHAT WE DO
Headquartered a few miles south of Denver, in Littleton, Colorado, PassTime is a leading provider of award-winning GPS Solutions. For more than 25 years, we've served the automotive industry-from BHPH dealers to finance companies, credit unions and banks to franchise and independent dealerships to fleet managers- helping customers connect their vehicles, protect their assets, and grow their businesses.
We have some of the longest tenured employees in the industry, we develop industry experts that understand the needs of our customers. As a pioneer in the automotive IoT (internet of things) space, PassTime's advanced technology has evolved with the industry. We have dozens of technology patents, and a worldwide customer base of over 10,000 businesses, protecting more than $10 billion in automotive assets.
**This is an in-office position, Monday through Friday, 8:30 a.m. - 5:00 p.m.**
THE OPPORTUNITY
PassTime, a leader in asset tracking and technology solutions with over 30 years in business and experiencing significant business growth is looking for a talented Full Stack Software Developer. The successful candidate will be part of a team that develops solutions for external/internal web services. The ideal candidate will demonstrate a thorough understanding of these skills further demonstrated with examples of past work. Candidates should be self-described as driven, confident, analytical, and assertive. This position can be demanding with frequent deadline-oriented tasks that may require some evening and weekend work to perform software upgrades, enhancements, and bug fixes to ensure minimal impact on regular business hours of operation.
WHAT YOU WILL BE DOING
  • Utilizing best practices for web application development and design patterns to include developing, integrating, and delivering applications using front-end, back-end, database, and hosting tools
  • Working and interacting with other software developers and teams in both remote work and close-knit office working conditions
  • Delivering software solutions to resolve requests and requirements from the business using functional specifications
  • Utilizing all layers of the stack to complete coding, database integrations, and deployment activities to include detailed test plans
  • Employing strong knowledge of JavaScript frameworks especially in Angular and React
  • Identifying, collecting, processing, and organizing substantial amounts of information and data, which may be limited or incomplete
  • Application of best practices for troubleshooting and problem solving to expedite bug and breakfix conditions
  • Writing documentation to memorialize changes to code, processes and other updates made by your direct development work or others

WHAT YOU WILL BRING TO OUR ORGANIZATION
General Requirements:
  • Bachelor's Degree in MIS, Computer Science, Software Engineering, Mathematics or coding related field
  • Training and certifications will be considered
  • Demonstrated 6+ years of progressive experience as a full stack software developer
  • A fundamental knowledge and ability to understand technology, information systems, data, and business processes
  • Strong quantitative ability and aptitude for quantitative learning
  • Strong analytical and business writing skills
  • Familiar with modern AI-based coding assistants like Anthropic Claude Code and its appropriate use in modern software development
  • Excellent at troubleshooting and problem solving
  • Ability to work both individually with minimal guidance and within a team
  • Ability to present findings and technical proposals to internal and external customers
  • Proficiency with all Microsoft Office suite applications
  • Strong verbal and written communication skills
  • Flexibility to work after normal business hours and on weekends as needed
  • Candidates must be authorized to work in the United States

Technical Requirements:
  • Experience with API integration and cloud-based architectures (AWS, Azure)
  • Experience with Agile software development methodologies
  • Advanced experience using various versions of Visual Studio (2010-2022)
  • Advanced experience in developing and supporting web applications and web services
  • Experience with MS SQL Server (2016/2019/2022), stored procedures development and database design
  • Experience with TFS 2018/2019, DevOps 2021, Git and GitLab for code repository and version control
  • Knowledge of Microsoft SQL ETL tools preferred (SSRS, SSIS)
  • Advanced experience using C#, ASP.NET 4.0/4.5/4.6, JavaScript and .net framework (versions 4.5+) preferred
  • Advanced experience developing applications using JavaScript frameworks especially in Angular and React
  • Advanced experience with WebAPI and REST services preferred
  • Experience with AJAX, WPF and WF preferred
  • Experience with Cascading Style Sheets (CSS) and responsive web UI preferred
  • Advanced experience with UI/UX design, development and support

The successful candidate:
  • Utilizes effective communication skills: phone, face-to-face, email.
  • Has basic business process acumen and understanding.
  • Ability to adapt and work with multiple and various personality styles.
  • Utilizes accuracy and attention to detail.
  • Demonstrates follow-up skills, time management skills, appointment setting skills, and a goal-oriented personality.

WHAT OUR ORGANIZATION IS PROVIDING
  • Expected annual salary range of $100,000 to $120,000 depending on experience and education.
  • Medical, dental, and vision insurance benefits.
  • Immediate eligibility to participate in the company's 401(k) program.
  • PTO: 10 days per year as a new employee, PTO accrual based on years of service.

PassTime provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, genetics, veteran status, or other legally protected characteristics. In addition to federal law requirements, PassTime complies with applicable state and local laws governing nondiscrimination in employment in every location in which the company has facilities. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.
PassTime will not discriminate or retaliate against applicants failing to disclose wage rate history in accordance with applicable law.
PassTime will consider for employment all qualified applicants with criminal histories in a manner consistent with applicable law.
PassTime expressly prohibits any form of workplace harassment based on race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, genetic information, disability, or veteran status. Improper interference with the ability of PassTime employees to perform their job duties may result in discipline up to and including discharge.

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