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Backend developer Jobs in Boulder, CO

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Backend developer • boulder co

Last updated: 23 hours ago

Associate / Staff Python Developer

SciTecBoulder, CO, US
Full-time
Quick Apply

SciTec, a wholly owned subsidiary of Firefly Aerospace, is a dynamic non-traditional defense contractor that delivers advanced technologies in support of U.For the past forty-five plus years, we ha...Show more

Technical writer/SEO Content Engineer (SaaS / Developer Docs) REMOTE/NATIVE ENGLISH SPEAKER ONLY

NalpeironBoulder, Colorado, United States
Remote
Full-time

WE ARE LOOKING FOR A US, UK, OR NATIVE ENGLISH SPEAKER ONLY - do NOT apply if that's not the case, you will be rejected.We are looking for a remote contractor (or full-time team member) to transfor...Show more

Sr Software Engineer

InfleqtionBoulder, CO, US
Full-time
Quick Apply

We are seeking self-motivated, energetic individuals with exceptional problem-solving and technical skills to help drive our.We break down barriers between disciplines, stepping in wherever we can ...Show more

Software Engineer (Backend C#) - MakeMusic

PeakswareLouisville, CO, US
Full-time
Quick Apply

Help Shape the Future of Music Creation and Education at MakeMusic.At MakeMusic, we believe music has the power to inspire, connect, and transform lives.For over three decades, we’ve been at the fo...Show more

Remote Bilingual SWE ( Chinese, Japanese, Ukrainian) - AI Trainer ($80-$180 per hour)

MercorBoulder, Colorado, US
Remote
Full-time

Overview** We are hiring Software Engineers with experience in building and maintaining software systems.In this role, you will review, assess, and provide structured feedback on technical and engi...Show more

Lead Greenfield.NET Developer/Boulder/$200k

Motion RecruitmentBoulder, Colorado, United States
Full-time +1

A growing SaaS company, in Boulder, is looking for a Lead developer to bring onboard.They are adding new features to their industry leading software solutions used by companies to manage all aspect...Show more

STAFF FRONTEND ENGINEER

Fluid Consulting ServicesBoulder, CO, United States
Full-time

Fluid's client is seeking a senior frontend engineer to elevate a high-traffic React/TypeScript platform.This role focuses on frontend architecture, developer experience, and guiding best practices...Show more

Remote Backend Engineer Talent Network - AI Trainer ($70-$150 per hour)

MercorBoulder, Colorado, US
Remote
Part-time

About Mercor’s talent network** Join our Backend Engineer Expert Network to connect with leading AI labs and companies seeking your expertise.This is an open application for future contract opportu...Show more

Virtual Data Collection Representative (Work-at-Home)

FocusGroupPanelLouisville, Colorado, United States
Remote
Part-time

Work From Home, Entry Level Data Entry Clerk As A Research Participant.We are looking for people who want to work remotely from home.You'll need an Internet connection and a mobile device or comput...Show more

Software Development Engineer - AI Platform (US Federal)

Workday, Inc.Boulder, CO, USA
Full-time

We are looking for Software Development Engineers to help build our Agent Platform: the infrastructure that enables teams to develop, deploy, and operate AI agents in production.In this role, you w...Show more

Senior Software Engineer - TrainingPeaks (TrainingPeaks Virtual)

TrainingPeaksLouisville, Colorado, United States
Full-time

Join TrainingPeaks as a Senior Software Engineer on our TrainingPeaks Virtual team to build the future of virtual cycling, running, and endurance training.You will work alongside a seasoned enginee...Show more

Director of Community Engagement

Scout Clean EnergyBoulder, CO, US
Full-time
Quick Apply

As Scout’s Director of Community Engagement you will shape how Scout shows up in the project communities, design and implement engagement strategies, train internal teams, and provide high touch su...Show more

Associate Principal - Tax Credit Advisory Services

Schneider ElectricBoulder, CO, United States
Full-time

Associate Principal Tax Credit Advisory Services.Schneider Electric has an opportunity for an Associate Principal Tax Credit Advisory Services in our Boulder, Colorado location with an option for r...Show more

Software Engineer (Backend C#) - MakeMusic

MakeMusicLouisville, Colorado, United States
Full-time

As Software Engineer you will be responsible for creating and supporting backend services that power our products, owning applications from inception through development, test, and release to produ...Show more

Product Test Developer I

SparkFun ElectronicsNiwot, CO, US
Full-time
Quick Apply

No matter your vision or skill level, our open source components, resources and online tutorials are designed to broaden access to innovative technology and make the road to a finished project shor...Show more

P28949 Sr Business Intelligence Developer

Sierra SpaceLouisville, CO
Full-time

At Sierra Space, we build the missions and systems that keep our world secure in the domain above Earth.Sierra Space team members share a spirit of innovation and collaboration and a belief that we...Show more

Remote Kotlin Engineer - AI Trainer

SuperAnnotateBoulder, Colorado, US
Remote
Full-time

As a remote, hourly paid Kotlin Engineer, you will review AI-generated responses and generate high-quality Kotlin-focused content, evaluating the reasoning quality and step-by-step problem-solving ...Show more

Remote Legal Expert — Specialist (Real Estate, Tax, Bankruptcy, Estates) - AI Trainer ($85-$120 per hour)

MercorBoulder, Colorado, US
Remote
Full-time

About the Role Mercor is partnering with a leading AI lab to train frontier models on high-quality legal reasoning data.We're hiring Specialist Lawyers in Real Estate, Tax, Bankruptcy/Restructuring...Show more

Summer 2026 Sales Internship (Housing + Paid)

Forge MarketingBoulder, CO, US
Internship

Summer Sales Internship – Grit x Forge Marketing.Paid Internship | Housing Available | Leadership Opportunities | Summer 2026.Looking for a summer experience that challenges you and accelerates you...Show more

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Associate / Staff Python Developer

Associate / Staff Python Developer

SciTecBoulder, CO, US
1 day ago
Job type
  • Full-time
  • Quick Apply
Job description

SciTec, a wholly owned subsidiary of Firefly Aerospace, is a dynamic non-traditional defense contractor that delivers advanced technologies in support of U.S. National Security and Defense. For the past forty-five plus years, we have supported Department of Defense customers by developing innovative remote sensing algorithms, tools, and techniques to deliver world-class data exploitation capabilities supporting missile defense; intelligence, surveillance, & reconnaissance; space domain awareness; and aircraft survivability missions.

Important Notice: SciTec exclusively works on U.S. government contracts that require U.S. citizenship for all employees. SciTec cannot sponsor or assume sponsorship of employee work visas of any type. Further, U.S. citizenship is a requirement to obtain and keep a security clearance. Applicants that do not meet these requirements will not be considered.

SciTec has an immediate on-site opportunity in Boulder, Colorado for a talented Python Software Developer to support our programs delivering Next-Generation Missile Warning software. You will work within a fast-paced team delivering end-to-end software processing of Overhead Persistent InfraRed (OPIR) sensor data for Missile Warning, Missile Defense, Battlespace Awareness, and Technical Intelligence. You will develop modern Python applications for data processing, deployed to our customer and industry partner sites. Our ideal candidate is a well-rounded, experienced software engineer who works well as a part of a team, prioritizes the quality of their product, and seizes opportunities to be creative, learn, and grow as a developer.

Responsibilities

    • Develop Python applications in unclassified and classified environments.
    • Contribute to the improvement of various Python tools surrounding our machine learning/modeling/simulation efforts.
    • Execute tasks that require familiarity with development tools, including Git, Docker images, virtual environments, etc.
    • Complete tasks with minimal direction.
    • Work as part of an Agile software development team.
    • Other duties as assigned.

Requirements

The following minimum qualifications are required for the position:

    • A bachelor’s degree in computer science, engineering, mathematics, or physical sciences
    • Academic or Professional experience with Python 3.6 or later
    • Experience with libraries such as Numpy, Scipy, Pandas, Plotly
    • Experience with object relational databases (PostgreSQL, MySQL, etc) or experience with Dash and/or Flask web applications
    • A general knowledge of data structures and algorithms
    • A working knowledge of object-oriented design patterns
    • Academic or Professional experience using Linux operating systems, including bash scripting and related concepts
    • The ability to obtain and maintain a DoD security clearance
    • Good verbal and written communication skills

Candidates who have any of the following skills will be preferred:

    • Familiarity with Python coding standards (PEP8, etc.)
    • Experience with packaging and deploying Python modules & packages using pipenv or uv
    • Familiarity with sockets and/or google protobuf
    • Exception and error handling for recovery and graceful degradation
    • Application containerization and orchestration with Docker, docker-compose, podman, Kubernetes, etc.
    • Process automation and CI/CD in Jenkins, gitlab-ci or similar
    • An active DoD security clearance

Benefits

SciTec offers a highly competitive salary and benefits package, including:

  • 4% Safe Harbor 401(k) match
  • 100% company paid HSA Medical insurance, with a choice of 2 buy-up options
  • 80% company paid Dental insurance
  • 100% company paid Vision insurance
  • 100% company paid Life insurance
  • 100% company paid Long-term Disability insurance
  • Short-term Disability insurance
  • Annual Profit-Sharing Plan
  • Discretionary Performance Bonus
  • Paid Parental Leave
  • Generous Paid Time Off, including Holiday, Vacation, and Sick Pay
  • Flexible Work Hours

The pay range for this position is $82,000-$121,000 / year. SciTec considers several factors when extending an offer of employment, including but not limited to the role and associated responsibilities, a candidate's work experience, education/training, and key skills. This is not a guarantee of compensation.

SciTec is proud to be an Equal Opportunity employer. Vet/Disabled.