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85 junior full stack developer jobs at 62 companies in Hayward, CA

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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
4w
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Full Stack Engineer
San Francisco, California, United States
$170k-$240k/yr OnsiteFull Time
David AI
David AI: Providing proprietary audio datasets for training advanced AI models.
2+ YOE2+ years full-stack experience, strong web development fundamentals, ability to ship production-grade features and build scalable data pipelines; experience with prototyping, collaborating with researchers, and eagerness to learn ML/audio.
Next.js, TypeScript, TailwindCSS, Node.js, tRPC, PostgreSQL, AWS, Trigger.dev, WebRTC, FFmpeg
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1mo
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Full-Stack Engineer (Boston)
Boston or Cambridge or San Francisco
$150k-$225k/yr HybridFull Time
General Medicine
General Medicine: An online store for upfront-priced medical care and consultations.
2+ YOE2+ years building web apps as a full-stack engineer; proficiency with modern infra and stacks (AWS, Ruby on Rails, NextJS); SQL experience; strong communication, critical thinking, and product/QA ownership.
AWS, Ruby on Rails, NextJS, SQL, EHRs, LLMs
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1mo
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Founding Engineer - Full Stack
San Francisco, California, United States
$150k-$250k/yr OnsiteFull Time
Clera
Clera: AI talent agent matching professionals with high-growth startup roles
1+ YOE1+ years engineering experience (2+ preferred), full-stack proficiency, experience with React, Python, Terraform, and AWS, production LLM/agent experience, strong product sense, US work authorization required.
React, Python, Terraform, AWS
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1d
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Senior Full-Stack/Software Developer
Palo Alto or Colombia
RemoteFull Time
Factored
Factored: Builds and scales elite AI and data engineering teams.
8+ YOE8+ years building scalable full-stack applications, experience with authentication/authorization, SQL/NoSQL, system design, cloud deployments, CI/CD, API integrations, and mentoring junior engineers.
Node.js, TypeScript, Python, FastAPI, React, Next.js, OAuth2, JWT, Greenhouse, HiBob, Jira, OpenAI, Anthropic, Elasticsearch, OpenSearch, Algolia, Meilisearch, pgvector, Terraform, CDK, CF, AWS, GCP, Azure
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1mo
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Full-Stack Engineer
San Francisco, California, United States
$157k-$235k/yr HybridFull Time
Stripe
Stripe: Provides online payment processing and financial infrastructure for businesses.
1+ YOEBachelor's in CS or related plus 1 year software development (including internship), 1 year Python, backend API design, front-end UI development, data analysis experience, and contributions to large-scale codebases.
Python, APIs
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2w
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Full Stack Software Engineer - AI Applications
Dearborn or Palo Alto
$85k-$192k/yr OnsiteFull Time
Ford Motor Company
Ford Motor CompanyNYSE: F: Designs, manufactures, and sells cars, trucks, and SUVs.
2+ YOEBS in CS/EE or related, 2+ years building and deploying full-stack applications and cloud-native systems (GCP preferred); experience with AI agents, LLMs, RAG, EM/CI tooling; strong Python and JS/TypeScript skills.
Python, JavaScript, TypeScript, React, Node.js, GCP, Cloud Run, Cloud Functions, GKE, BigQuery, Cloud Storage, Git, Terraform, Cloud Build, LLMs, embeddings, vector stores, RAG
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1w
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Full-Stack Software Engineer
San Francisco, California, United States
$150k-$190k/yr HybridFull Time
Abby Care
Abby Care: Trains and pays family members to provide home care.
2+ YOE2+ years software engineering experience; strong TypeScript and Python skills; web and API development; cloud/AWS experience; product-led mindset; willing to reside or relocate to San Francisco.
TypeScript, Python, AWS
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1d
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Full-Stack Software Engineer (Product) - Intern - 2026-2027
San Francisco, California, United States
OnsiteInternship
Netic
Netic: AI platform automating customer outreach and bookings for service businesses.
Experience building user-facing full-stack features with React, TypeScript, and Python; familiarity with databases and cloud infrastructure; strong communication and customer empathy.
React, TypeScript, Python, LLM APIs, embeddings, RAG
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1w
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Full Stack Engineer at BudBreak
San Francisco or Napa
HybridFull Time
Phenix Space
Phenix Space: Builds robotic systems for on-orbit satellite assembly and upgrades.
2+ YOE2+ years building production web applications; proficiency in a modern frontend framework and Python or Node.js; experience deploying on GCP or AWS; preferred experience with computer vision, LLMs, geospatial or time-series sensor data.
Python, Node.js, GCP, AWS
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3w
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Full Stack Engineer (Los Altos)
Los Altos, California, United States
OnsiteFull Time
PhnyX Lab
PhnyX Lab: AI-native operating system for biopharma knowledge work.
2+ YOE2+ years shipping production software; strong backend fundamentals (APIs, databases, services); hands-on experience with LLMs/agents/RAG and vector DBs; frontend experience with React and TypeScript; familiarity with AI coding tools.
Python, FastAPI, Postgres, OpenAI API, LangGraph, React, TypeScript, Claude Code, Cursor, LLMs, RAG, vector DBs
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2w
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Full-Stack Software Engineer
United States or San Francisco
RemoteFull Time
Concentrate AI
Concentrate AI: Provides an AI gateway for managing LLM model access.
2+ YOE2+ years experience; strong TypeScript and Node.js skills; frontend experience with React/Next.js; PostgreSQL schema and query knowledge; Docker, CI/CD, JWT/OAuth, testing discipline; familiarity with Fastify and modern frontend tooling.
TypeScript, Node.js, React, Next.js, Tailwind, Fastify, PostgreSQL, Docker, CI/CD, JWT, OAuth, Kysely, Drizzle, Redis, Nginx, Turborepo, Nx, OpenAI
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2w
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Full Stack Software Engineer - AI Applications
Dearborn or Allen Park or Palo Alto
$85k-$192k/yr OnsiteFull Time
Ford Motor Company
Ford Motor CompanyNYSE: F: Ford manufactures, sells, and services vehicles and mobility solutions.
2+ YOEBS in CS/EE or related, 2+ years building and deploying full‑stack cloud‑native applications (GCP preferred); deep Python, JavaScript/TypeScript, AI agent/LLM experience; Terraform/CI-CD experience.
Python, JavaScript, TypeScript, React, Node.js, LLMs, embeddings, vector stores, RAG, GCP, Cloud Run, Cloud Functions, GKE, BigQuery, Cloud Storage, Git, Terraform, Cloud Build
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1mo
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Full Stack Product Engineer, AI Enabled Products
San Francisco or New York City or Colorado or United States
$130k-$175k/yr RemoteFull Time
Solv Health
Solv Health: Connects patients with same-day doctor appointments and urgent care.
2+ YOE2+ years building and maintaining production web applications; comfortable across frontend and backend; experience with React, Python, and SQL/Postgres; experience using AI-assisted development tools; strong testing, debugging, and collaboration skills.
React, Remix, Python, FastAPI, Postgres, SQL
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3mo
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Full Stack Engineer, AI Accelerator Open Source Ecosystem
San Francisco or New York City or Mexico or Canada or United States or Singapore or Asia
HybridFull Time
SemiAnalysis
SemiAnalysis: Independent research and analysis firm specializing in semiconductor and AI industries.
Proficient in React, Next.js, TypeScript, SQL; strong CI/CD, GitHub API; able to analyze data and communicate findings.
React, Next.js, TypeScript, SQL, PostgreSQL, GitHub API, CI/CD, Chart.js, D3.js, Recharts, Vercel, GitHub Actions
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2mo
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Full Stack Software Engineer Intern - Winter 2027
San Francisco or New York City or Seattle
OnsiteMultiple Commitments Available
Rippling
Rippling: Unified platform managing workforce HR, IT, and finance operations
Currently enrolled in a Bachelor's or Master's in CS or related; previous internship/co-op experience; backend experience with Python and frontend experience with JavaScript and HTML/CSS; strong communication skills.
Python, JavaScript, HTML/CSS, Slack, Microsoft 365
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2w
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Software Engineer, Full Stack, Level 4
Los Angeles or New York City or Bellevue or Seattle or San Francisco or Palo Alto or Santa Monica
$133k-$235k/yr OnsiteFull Time
Snap
SnapNYSE: SNAP: Develops social media applications and augmented reality technology.
2+ YOEBachelor's in CS or equivalent experience; 2+ years post-bachelor software development; full stack web development experience; proficient in JavaScript/TypeScript, front-end frameworks, backend languages, unit testing, and AI tooling.
JavaScript, TypeScript, HTML, CSS, Java, Golang, NodeJs, Python, React, Angular, Vue, WebGL, Canvas, WebAssembly, Service workers, GraphQL, Memcache, Redis, Kubernetes, Google, AWS
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2w
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Software Engineer, Full Stack, Level 4
Los Angeles or New York City or Bellevue or Seattle or San Francisco or Palo Alto or Santa Monica
$157k-$235k/yr OnsiteFull Time
Snap
SnapNYSE: SNAP: Provides visual messaging software and augmented reality wearable devices.
2+ YOEBachelor's degree or equivalent, 2+ years post-degree software development, proficiency in JavaScript/TypeScript, HTML, CSS and one or more backend languages (Java, Golang, NodeJs, Python), front-end frameworks, unit testing, and full-stack web development.
JavaScript, TypeScript, HTML, CSS, Java, Golang, NodeJs, Python, React, Angular, Vue, WebGL, Canvas, WebAssembly, Service workers, GraphQL, NoSQL, Memcache, Redis, Kubernetes, Google, AWS
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2w
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Software Engineer, Full Stack - Marketplace
Menlo Park, California, United States
$160k-$200k/yr OnsiteFull Time
Snowflake
SnowflakeNYSE: SNOW: Cloud-based platform for data storage, processing, and analytics.
2+ YOE2+ years building scalable full-stack web applications; strong frontend experience with TypeScript and React; backend experience with Java, Go, or Python; solid CS fundamentals; strong collaboration and product focus.
TypeScript, React, Go, Java, Python
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3mo
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Software Engineer I (Full Stack) – Immediate Joiners
Daly City, California, United States
OnsiteFull Time
Interscripts
Interscripts: Provider of healthcare IT consulting and data management solutions.
0+ YOEBachelor's degree in CS/IT or related STEM; 0–2 years software development experience; strong OO and web development basics; TS/React knowledge; REST APIs; Git; good communication and debugging skills.
TypeScript, React, Next.js, REST, PostgreSQL, SQL Server, Git, Docker
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1mo
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Full-Stack Software Engineer, Specialized Professional Intelligence
Mountain View, California, United States
$123k-$185k/yr OnsiteFull Time
X, The Moonshot Factory
X, The Moonshot FactoryNASDAQ: GOOGL: Develops early-stage technologies and experimental projects.
1+ YOE1+ years professional software engineering; strong TypeScript/JavaScript frontend and Python backend experience; experience with cloud providers (Google Cloud Platform or AWS), production deployment, and working with diverse data storage.
Typescript, Javascript, Python, uv, ruff, fastapi, Pydantic, NoSQL, SQL, Terraform, Google Cloud Platform, AWS, Codex, Claude
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