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Junior software developer Jobs in St Louis, MO

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Junior software developer • st louis mo

Last updated: 1 day ago

Remote Software Developer $60 - $120/hourpay

Micro1Affton, Missouri, US
$60.00 hourly
Remote
Full-time

AI data lab for training frontier models and evaluating AI agents.Experts contribute their diverse subject matter knowledge across domains such as finance, healthcare, STEM engineering, and more.AI... Show more

 • Promoted

Junior Biostatistician

MaximusSt. Louis, MO, US
$59,100.00 yearly
Full-time

Essential Duties and Responsibilities: - Develop and deploy advanced methods to analyze operational data and derive meaningful, actionable insights for stakeholders and business development ... Show more

Senior Java Developer

CYNET SYSTEMSSaint Louis, MO, US
Full-time

Job Overview: Pay Range $50hr - $55hr Requirement/Must Have: 6+ years of experience in Java/JEE development.Skills in developing applications using multi-tier architecture.Java/JEE, Spring, Spring ... Show more

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Remote Software Developer $60 - $120/hourpay

Micro1Brentwood, Missouri, US
$60.00 hourly
Remote
Full-time

AI data lab for training frontier models and evaluating AI agents.Experts contribute their diverse subject matter knowledge across domains such as finance, healthcare, STEM engineering, and more.AI... Show more

 • Promoted

Remote Software Developer $60 - $120/hourpay

Micro1Webster Groves, Missouri, US
$60.00 hourly
Remote
Full-time

AI data lab for training frontier models and evaluating AI agents.Experts contribute their diverse subject matter knowledge across domains such as finance, healthcare, STEM engineering, and more.AI... Show more

 • Promoted

Remote Software Developer (Entry Level)

SynergisticITSt. Louis, MO
Remote
Full-time

Your Resume Needs More Than Words — It Needs Proof ! Your Next Tech Job Starts With Real‐World Experience.Employers want candidates who can contribute immediately, which is why real‐world experienc... Show more

Remote Software Developer $60 - $120/hourpay

Micro1Jennings, Missouri, US
$60.00 hourly
Remote
Full-time

AI data lab for training frontier models and evaluating AI agents.Experts contribute their diverse subject matter knowledge across domains such as finance, healthcare, STEM engineering, and more.AI... Show more

 • Promoted

Remote Software Developer $60 - $120/hourpay

Micro1Richmond Heights, Missouri, US
$60.00 hourly
Remote
Full-time

AI data lab for training frontier models and evaluating AI agents.Experts contribute their diverse subject matter knowledge across domains such as finance, healthcare, STEM engineering, and more.AI... Show more

 • Promoted

TS/SCI -Entry-Level Software Developer (Python Required)

Bailey Information Technology, LLCSt. Louis, MO, USA
Full-time

Entry-Level Software Developer (Python Required).Clearance: HSPD-12 / ability to obtain TS/SCI w/ Poly.Required Certifications: DD8140 compliant Certification (Security+) w/in 3 months.The BIT, LLC... Show more

Software Developer Lead

Omni FederalSt. Louis, MO, US
Full-time

Job Description</h3><br /><p><br /></p><p><br /></p><p>Job Title: Software Developer Lead</p><p>Location: HYBRID, St.Louis, MO (2x ... Show more

Entry Level Software Developer

Genesis10Saint Louis, MO, US
Full-time

To apply, please submit a formal application through our website: Dev10 Apply Here Please note: Applications submitted through this job posting will not be reviewed.Important: This role requires wi... Show more

 • Promoted

Mainframe Developer

Stellar IT Solutions LLCSaint Louis, MO, Missouri, USA
Temporary

Position:</strong> Mainframe Developer (Senior - Security Remediation)</span></h2> <p><strong>Location:</strong> Remote</p> <p><strong>Duration... Show more

Junior Software Developer

IntercoSt. Louis, Missouri, United States
$60,000.00 yearly
Full-time

Interco is seeking a talented .Junior Software Developer.Enterprise Resource Planning (ERP) project.In this role, the successful candidate will take the lead in crafting and executin... Show more

Senior Level Software Developer

DCS CorporationSaint Louis, MO, US
Full-time

Defense, Aerospace, Human Factors, and Security markets.We continue to provide innovative solutions with our multidisciplinary teams formed with exceptional employees.We are seeking a Software Engi... Show more

Junior Groomer

Petco Health and WellnessSaint Louis, MO, United States
Full-time

Begin your Petco journey as a Junior Pet Stylist in Grooming!.During this ten-week training period as a Junior Pet Stylist, you will learn fundamental grooming tasks such as brushing, bathing, dryi... Show more

Senior Software Developer

RapsodoSt. Louis, MO, US
Full-time
Quick Apply

With its headquarters in Singapore and strategically placed offices across the United States, Turkey, Japan, and Malaysia, Rapsodo represents more than just sports technology and data analytics.It ... Show more

Junior Loan Officer

GpacSt Louis, Missouri, United States
Full-time
Quick Apply

Junior Loan Officers work alongside established ag and commercial lenders to learn the industry, and market area, and learn the rules and regulations.Time will be spent on the credit analysis side ... Show more

Software Developer

Meridian SystematicsSt. Louis, MO, US
$90,000.00 yearly
Full-time

Geospatial Services & Solutions (GSS) business area in delivering high-quality, cost-effective software solutions within a sophisticated enterprise environment.The Software Developer will parti... Show more

Senior Level Software Developer

DCS CorpSaint Louis, MO, US
Full-time

Defense, Aerospace, Human Factors, and Security markets.We continue to provide innovative solutions with our multidisciplinary teams formed with exceptional employees.We are seeking a Software Engi... Show more

 • Promoted

Junior IT Support

Sunrise TelecomSaint Louis, MO, US
Full-time

Junior IT Support Position Summary Sunrise Telecom is seeking a dependable and detail-oriented Junior IT Support Specialist to provide first-level technical support to employees and assist with the... Show more

 • Promoted
People also ask
Remote Software Developer $60 - $120/hourpay

Remote Software Developer $60 - $120/hourpay

Micro1Affton, Missouri, US
30+ days ago
Salary
$60.00 hourly
Job type
  • Full-time
  • Remote
Job description
Software Developer$60 - $120/hourpay

Required Skills

PythonRustGoLangFull-stackJAVANode.jsAndroid DevelopmentiOS Development

About micro1

micro1 is the leading AI data lab for training frontier models and evaluating AI agents. Experts contribute their diverse subject matter knowledge across domains such as finance, healthcare, STEM engineering, and more. micro1 transforms that real-world expertise into high-quality training data, evaluations, and feedback loops that improve how AI systems learn, reason, and perform.

Our platform identifies and vets top talent through an AI recruiter, enabling high-quality expert contributions at scale. We aim to enable 1 billion people to do meaningful work by applying their expertise to AI. As our global expert network grows, micro1 is building the human intelligence layer for frontier AI.

Job Title: Software Developer


Job Type: Contract


Location: Remote


Job Summary: In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input. No prior experience in AI is required — your domain knowledge is what matters.


Key Responsibilities:

  1. Design, implement, and maintain scalable back-end and full-stack applications using Python, Rust, GoLang, Java, or Node.js.
  2. Collaborate closely with cross-functional team members to deliver high-quality software solutions that meet evolving business requirements.
  3. Write clean, efficient, and well-documented code, following best software engineering practices.
  4. Troubleshoot, debug, and optimize existing codebases to improve performance and reliability.
  5. Participate in code reviews, technical discussions, and architectural planning to drive continuous improvement.
  6. Contribute to the full software development lifecycle, from concept and design to testing and deployment.
  7. Maintain clear, concise, and thoughtful written and verbal communication across distributed teams.


Required Skills and Qualifications:

  1. 3+ years of hands-on experience in software development with one or more of the following: Python, Rust, GoLang, Java, Node.js, Android, IOS or full-stack development (backend or full-stack).
  2. Proficiency in building scalable, reliable, and maintainable software systems.
  3. Experience working in remote, collaborative, and agile environments.
  4. Expertise in modern development tools, version control systems, and CI/CD pipelines.
  5. Strong problem-solving skills with keen attention to detail.
  6. Excellent written and verbal communication skills, with a high standard for clarity and professionalism.
  7. Self-driven, proactive, and able to work independently in a distributed setting.


Preferred Qualifications:

  1. Experience with cloud platforms such as AWS, GCP, or Azure.
  2. Knowledge of DevOps principles and containerization technologies.
  3. Background in mentoring or leading small engineering teams.