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2,486 junior developer jobs at 1,184 companies in Fairfield, CA

3mo
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Software Engineer - Junior
San Francisco, California, United States
OnsiteFull Time
Unlimited
Unlimited: Automates design and construction of large-scale physical infrastructure.
0+ YOEJunior software engineer with interest in AI and on-site role in San Francisco.
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2mo
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Junior Software Engineer
San Mateo or Foster City
$85k-$100k/yr HybridFull Time
PTC
PTCNASDAQ: PTC: Provides industrial software for design, manufacturing, and service operations.
0+ YOEUS citizenship required; commute to San Mateo office 2-3 days weekly; 0-2 years web app development; HTML, CSS, JavaScript; React preferred; basic QA; SQL.
HTML, CSS, JavaScript, React, SQL
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1w
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Junior Specialist
Davis, California, United States
$57k/yr OnsiteFull Time
University of California
University of California: A public research university system providing education and healthcare.
Bachelor's degree in life sciences, strong communication and organizational skills, experience with spreadsheets/databases, safe handling of chemicals/biohazards, ability to work independently and in teams; preferred 6+ months benchtop research and veterinary/animal handling experience.
RT-PCR, q-PCR, ELISA, immunofluorescence, IACUC
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1mo
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Junior Design Engineer, Americas
New York or San Francisco or Austin or Portland or Los Angeles or Seattle or Boston or Chicago or Denver or United States
$98k-$165k/yr RemoteFull Time
Ashby: Provides all-in-one recruiting software for high-growth businesses.
0+ YOEDesign and implement UI/UX and production-quality code; proficiency with TypeScript, React, CSS; familiarity with backend technologies (Node.js, GraphQL, Postgres, Redis); strong visual design and product thinking. Junior applicants: 0–2 years industry experience.
TypeScript, React, GraphQL, Node.js, Postgres, Redis, CSS
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1mo
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Frontend Developer (React) Junior/Mid
San Francisco, California, United States
RemoteFull Time
CareerSwift
CareerSwift: AI-powered recruitment and job search automation platform
3+ YOERequires 3+ years with React, JavaScript/TypeScript, modern CSS frameworks, and REST/GraphQL API integration; experience optimizing UI performance and collaborating with designers/backend engineers.
React, JavaScript, TypeScript, REST, GraphQL, CSS
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1mo
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Rotating Junior Building Engineer
Sacramento or West Sacramento
$29-$33/hr FieldFull Time
Omninet Capital
Omninet Capital: Private real estate investment and vertically integrated management firm.
High school diploma or equivalent, OSHA awareness training, basic mechanical/electrical/plumbing understanding, familiarity with safety protocols, exposure to CMMS desirable, willingness to learn and develop technical skills.
CMMS
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2mo
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Junior Research Scientist
San Francisco, California, United States
$150k-$230k/yr OnsiteFull Time
EliseAI
EliseAI: AI platform automating housing and healthcare business operations.
Ph.D. in Mathematics, Theoretical Physics, Computer Science, or related field; strong ML foundation; Python/R programming; in-person work 4-5 days/week.
Python, R, Machine Learning Libraries
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2w
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Junior Analytics Engineer
Walnut Creek, California, United States
$90k-$110k/yr HybridFull Time
SewerAI
SewerAI: AI-powered software for sewer infrastructure inspection and management.
1+ YOE1–3 years production analytics/data/BI experience; strong SQL and Python; familiarity with cloud data warehouses, BI tools, data modeling, and data-quality practices; good communication skills.
SQL, Python, dbt, ClickHouse, Snowflake, BigQuery, Redshift, Hex, Looker, Tableau, Power BI, Metabase, Git, AWS, S3, IAM, Postgres, ClickPipes, peerDB, Salesforce, QuickBooks, Mixpanel, Google Analytics, Google Ads, CRON
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4w
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Junior Construction Engineer
Concord, California, United States
$73k-$94k/yr OnsiteFull Time
UNICO Engineering
UNICO Engineering: A consulting firm providing construction management, land surveying, and systems integration services to public and private clients.
2+ YOEBS in Construction/Civil/Structural or equivalent experience; prefer 2-3 years construction management or 4 years construction engineering experience; EIT preferred; strong verbal/written communication and teamwork skills.
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1w
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Developer Support Engineer
San Francisco, California, United States
$157k-$205k/yr HybridFull Time
Braintrust: Platform for evaluating and monitoring AI model performance.
1+ YOE1+ year supporting developer-facing products, ability to read/debug Python or TypeScript, API/SDK troubleshooting, on-call participation, strong communication and problem-solving skills.
Python, TypeScript, Slack, OpenAI, Anthropic, Terraform, Kubernetes
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6d
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Software Engineer - Test (Entry-Junior)
Los Angeles or San Francisco
$90k-$161k/yr OnsiteFull Time
Revel
Revel: Modern software platform for controlling complex hardware systems.
0+ YOEBachelor's degree in engineering/physics/computer science,0–2 years' software experience,foundational Python,interest in CI/CD,embedded testing and Linux familiarity,ability to work on hardware-in-the-loop systems,ITAR-eligible status required.
Python, Rust, Linux
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2w
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Software Engineer, Developer Success
San Francisco or California
$160k-$180k/yr OnsiteFull Time
Discord
Discord: A platform providing voice, video, and text communication services.
1+ YOE1+ years as a software engineer, game development experience preferred, familiarity with Python, Elixir, Rust, TypeScript/React, or C++; product sense, collaboration skills, and comfort learning new languages.
Python, Elixir, Rust, TypeScript, React, C++, Unreal, Unity
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2w
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Electrical Engineer - Entry to Junior Level
Oakland or Walnut Creek
$45-$60/hr OnsiteFull Time
Moffatt & Nichol
Moffatt & Nichol: Designs and plans marine, coastal, and transportation infrastructure facilities.
2+ YOEBachelor's in Electrical Engineering required, 2+ years related experience (or Master's + entry experience). Proficiency with AutoCAD/Revit, design of power, lighting, grounding, and arc flash studies. Background check required.
AutoCAD, Revit
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3mo
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Java Developer
Foster City, California, United States
$140k-$160k/yr RemoteFull Time
QuinStreet
QuinStreetNasdaq: QNST: Operates online marketplaces connecting consumers with service providers.
1+ YOEBachelor's in CS or related field +1 year of experience; Java/J2EE tech stack; PHP/HTML/JS web development; MVC front-end concepts; JBoss/Tomcat servers; SQL with Oracle or similar; UNIX/Linux environment; HTTP, sessions.
Java, J2EE, JSP, XML, EJB, JDBC, PHP, HTML, JavaScript, MVC, JBoss, Tomcat, SQL, Oracle, UNIX, Linux, HTTP
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1mo
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Website Developer - Bellevue
Bellevue or Seattle or Paris or Madrid or London or Berlin or San Francisco or New York City or Sydney or Mexico City
$115k-$130k/yr HybridFull Time
Aircall
Aircall: Cloud-based business phone system and customer communication platform.
1+ YOE1+ years front-end or website operations experience, Bachelor's degree in CS/Web Development or related, proficiency in HTML/CSS/JavaScript and frameworks (React/Next.js), experience with Storyblok and Vercel, SEO and analytics familiarity.
Storyblok, Next.js, Vercel, Figma, Google Analytics, Hotjar, HTML, CSS, JavaScript, React
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1mo
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Junior Applied Forward Deployed Engineer (FDE)
San Francisco, California, United States
$140k-$180k/yr RemoteFull Time
Monte Carlo
Monte Carlo: Provides an end-to-end data and AI observability platform.
2+ YOE1–3 years field engineering or integration work; Python, SQL, REST APIs; AI fluency; strong communication
Python, SQL, REST APIs, Snowflake, Databricks, Salesforce
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1mo
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Frontend Engineer
San Francisco, California, United States
$150k-$200k/yr OnsiteFull Time
Clera
Clera: AI talent agent matching professionals with high-growth startup roles
2+ YOE2+ years software development; experience defining frontend architecture; hands-on Kubernetes; APIs/backend experience; background in systems or distributed systems.
Kubernetes, Grafana, WebSockets, GitOps
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1w
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Process Engineer
Berkeley or Menlo Park
$90k-$150k/yr OnsiteFull Time
AttoTude
AttoTude: Developing terahertz-based interconnect solutions for AI data centers.
Hands-on micro- and nanofabrication experience in a cleanroom; operate photolithography, deposition, etch, and metrology tools; follow safety/chemical protocols; document processes and troubleshoot yield issues.
spin coater, mask aligner, developer, evaporation, sputtering, PECVD, RIE, DRIE, wet etch, optical microscopy, profilometry, ellipsometry, SEM
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1mo
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Software Engineer, Onboarding
New York City or San Francisco or United States or Canada or United Kingdom
$168k-$275k/yr OnsiteFull Time
Ramp
Ramp: Financial operations platform for corporate cards and spend management.
2+ YOEMinimum 2 years software development experience; ability to ship reliable applications, use modern development tools, and drive metric-driven outcomes. Familiarity with Python/Flask, SQL, and observability; experience with AI/LLMs and fintech risk domains is a plus.
Python, Flask, SQL, AI/LLMs
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1w
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Engineer -Computer Systems Support
San Ramon, California, United States
$80k-$92k/yr OnsiteFull Time
Tata Consultancy Services
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
2+ YOE3–5 years full stack development experience with Python, Node.js, Angular, REST APIs, microservices, and AWS; Bachelor\u0002s degree required.
Python, Node.js, Angular, REST APIs, microservices architecture, AWS, EC2, S3, Lambda, API Gateway, Django, Flask, FastAPI
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