HiringCafe
Join our community

389 junior software engineer jobs at 222 companies in Fairfield, CA

PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
Help us #BeatIndeed & #BeatLinkedIn
3mo
Save
Mark Applied
Hide
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.
Job PostingView all
1w
Save
Mark Applied
Hide
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
Job PostingView all
2mo
Save
Mark Applied
Hide
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
Job PostingView all
1d
Save
Mark Applied
Hide
Software Engineer
United States or San Francisco
$96k-$169k/yr HybridFull Time
Ethos
EthosNasdaq: LIFE: Provides an online platform for instant life insurance coverage.
2+ YOE2-5 years software engineering experience; full-stack JavaScript/TypeScript, Node or Python; frontend (HTML,CSS,React); API design, security, testing, and feature-flag/A-B experience.
Javascript, Typescript, Node, Python, Optimizely, HTML, CSS, React, Claude Code, Cursor, Copilot, Iterable, Twilio, Salesforce, Regal, Webpack
Job PostingView all
2mo
Save
Mark Applied
Hide
Software Engineer II
Benicia, California, United States
$108k-$149k/yr OnsiteFull Time
Applied Materials
Applied MaterialsNASDAQ: AMAT: Manufacturers of equipment for semiconductor and display production.
2+ YOEBachelor's in related field, 2+ years experience, proficiency in C/C++, .Net, C#, Python and operating systems; strong software engineering, debugging, and communication skills.
C/C++, .Net, C#, Python, Operating Systems
Job PostingView all
3w
Save
Mark Applied
Hide
Software Engineer, Memberships
Seattle or San Francisco
$111k-$185k/yr OnsiteFull Time
Twitch
TwitchNASDAQ: AMZN: Operates a global live streaming platform for interactive content.
1+ YOE1+ years professional software development; proficiency in Python, Java, Go; strong algorithms, data structures, and distributed systems skills; Bachelor's in CS/Engineering or equivalent experience.
Python, Java, Go, Golang, TypeScript, React, AWS, ECS, DynamoDB, Lambda, SQS, Step Functions
Job PostingView all
2w
Save
Mark Applied
Hide
Software Engineer Internship
San Francisco, California, United States
$65/hr OnsiteFull Time, Internship
Lindy
Lindy: AI-powered platform for building and managing autonomous virtual assistants.
Currently enrolled in CS/Software Engineering or related program; experience with JavaScript/TypeScript or Python; exposure to AI/ML and web development; built side projects; teamwork and passion for AI.
TypeScript, GraphQL, Relay, Kubernetes, GCP, Python, JavaScript
Job PostingView all
3w
Save
Mark Applied
Hide
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
Job PostingView all
3w
Save
Mark Applied
Hide
Software Engineer, Memberships
San Francisco or Seattle
$111k-$185k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
1+ YOE1+ years professional software development experience; proficiency in Python/Java/Go; experience building scalable distributed systems; strong algorithms/data-structure skills; Bachelor's in CS/Engineering or equivalent experience.
Python, Java, Go, Golang, TypeScript, React, AWS, ECS, DynamoDB, Lambda, SQS, Step Functions
Job PostingView all
3w
Save
Mark Applied
Hide
Staff Embedded Software Engineer
Alameda, California, United States
$114k-$228k/yr OnsiteFull Time
Abbott
AbbottNYSE: ABT: Manufactures medical devices, diagnostics, and nutritional health products.
8+ YOEB.S. in EE/CS or equivalent, 8+ years software engineering experience, expert in C/C++/C#/Python and embedded C, strong debugging and embedded systems safety-critical experience, familiarity with SDLC, testing, and mentoring junior engineers.
C, C++, C#, Python, IDEs, debuggers, unit test frameworks, source control management, UML, SysML, WiFi, Bluetooth, Bluetooth Low-Energy
Job PostingView all
2mo
Save
Mark Applied
Hide
Software Engineer
San Francisco, California, United States
$130k-$180k/yr OnsiteFull Time
Coverwatch
Coverwatch: AI-native commercial insurance brokerage for modern businesses.
2+ YOE2+ years building production software with backend system design, workflow orchestration (Temporal), agentic LLM applications (langchain, pydantic-ai, agno), RAG/search pipelines, and proficiency with Nextjs/React/Typescript and Python/FastAPI/Pydantic.
Temporal, langchain, pydantic-ai, agno, RAG, Claude Code, Cursor, Codex, MCP, Nextjs, React, Typescript, Python, FastAPI, Pydantic
Job PostingView all
3w
Save
Mark Applied
Hide
Software Engineer, Insights
San Francisco, California, United States
$148k-$200k/yr HybridFull Time
Benchling
Benchling: Cloud platform for biotechnology research and development.
2+ YOE2+ years software engineering experience (full-stack preferred), experience with React, familiarity using AI tools, product-first mindset, ability to own medium-sized projects, and able to be in-office 3 days/week.
React
Job PostingView all
1mo
Save
Mark Applied
Hide
Software Engineer, Applications
San Francisco, California, United States
$130k-$180k/yr HybridFull Time
Voxel
Voxel: AI platform for real-time industrial workplace safety monitoring.
0+ YOEBachelor's in CS or equivalent, 0-4 years software engineering experience, strong in Go, TypeScript, or Python, experience with web applications (APIs, auth), familiarity with Git, CI/CD, and unit testing, strong communication skills.
Go, TypeScript, Python, React, React Native, Git, CI/CD, Unit testing
Job PostingView all
2w
Save
Mark Applied
Hide
Software Engineer
Oakland or United States
$149k-$155k/yr RemoteFull Time
Dutch
Dutch: Providing virtual veterinary consultations and prescription services for pets.
2+ YOEBachelor's in STEM, 2 years full-stack software development experience with JavaScript/TypeScript, React, React Native, GraphQL, Git/GitHub, HTML/CSS/Sass, and API integration.
GitHub, Git, JavaScript, TypeScript, HTML, CSS, Sass, React, React Native, GraphQL, APIs
Job PostingView all
1w
Save
Mark Applied
Hide
Algorithms Software Engineer
San Francisco, California, United States
$162k-$175k/yr HybridFull Time
Hayden AI
Hayden AI: Mobile vision AI systems for automated traffic enforcement.
2+ YOEMS in EE/CS/Information Engineering or related, 2+ years algorithms/software experience, Python, OpenCV, NumPy, SciPy, Pandas, production-grade software development, version control, testing, and deployment.
Python, OpenCV, NumPy, SciPy, Pandas
Job PostingView all
1d
Save
Mark Applied
Hide
Software Engineer
San Francisco, California, United States
OnsiteFull Time
MintMCP
MintMCP: Enterprise gateway for secure, governed AI agent infrastructure.
Experience shipping production software across backend/infra and full stack, strong fundamentals, judgment, and fast learning; comfortable with TypeScript, Python, databases; security and product-minded; prior infra/protocol work a plus.
TypeScript, Python, CockroachDB, Claude, Codex
Job PostingView all
1w
Save
Mark Applied
Hide
Software Engineer II, Power Plant Software
Berkeley, California, United States
$112k-$147k/yr HybridFull Time
Form Energy
Form Energy: Developing multi-day batteries for grid-scale energy storage.
2+ YOEBachelor's degree plus 2+ years software engineering experience; full‑stack UI and backend development; experience with React; familiarity or willingness to learn Python, Go, gRPC, Protobuf, and industrial protocols; strong collaboration and ownership.
React, Python, Go, gRPC, Protobuf, Modbus, DNP3, CAN
Job PostingView all
1mo
Save
Mark Applied
Hide
Software Engineer, Operation Platforms
Houston or San Francisco
OnsiteFull Time
Bot Auto
Bot Auto: Operates a fleet of autonomous trucks for freight transportation.
0+ YOEBachelor's or Master's in CS/Engineering or equivalent experience; 0–3 years software engineering experience; programming in Python, Go, Java, or JavaScript/TypeScript; knowledge of data structures, algorithms, and APIs.
Python, Go, Java, JavaScript, TypeScript, React, AWS, GCP, Azure, Docker, Kubernetes, SQL, NoSQL
Job PostingView all
3w
Save
Mark Applied
Hide
Software Engineer II, General
New York City or San Francisco or London
$120k-$140k/yr HybridFull Time
Instalily
Instalily: Building autonomous AI agents for complex enterprise workflows.
1+ YOE1–3 years software engineering experience; fluency in a backend language (Python or TypeScript); system design fundamentals; strong communication; bachelor's in CS or related preferred.
Python, TypeScript, AWS, GCP, Azure, CI/CD
Job PostingView all
3mo
Save
Mark Applied
Hide
Software Engineer
San Francisco or Bellevue or New York
$175k-$280k/yr OnsiteFull Time
Sesame
Sesame: Designing wearable computers with lifelike voice-driven AI agents.
Backend engineer proficient in at least one language; strong distributed systems, databases, REST/gRPC; Kubernetes; on-call reliability.
Kubernetes, REST, WebSockets, gRPC, HTTP, Relational databases, NoSQL, Message queues, Caches, Search indexes
Job PostingView all

Explore Jobs

Expand Your Job Search