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239 software engineer ruby jobs at 100 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
1mo
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Full Stack Ruby on Rails Software Engineer (Principal - Remote)
United States or Palo Alto
$215k-$240k/yr RemoteFull Time
Brightline
Brightline: Provides virtual and in-person mental health care for children.
Significant professional Ruby on Rails experience, ability to influence technical direction, strong systems thinking, mentoring experience, domain interest in behavioral health, and experience with modern web frameworks and frontend tooling.
Ruby on Rails, Turbo, Tailwind, ViewComponent, Stimulus, React, TypeScript, JavaScript, Hotwire Native, EHR
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3mo
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Software Engineer II
San Francisco, California, United States
$147k-$184k/yr OnsiteFull Time
Flexport
Flexport: Digital platform for managing global freight and logistics.
3+ YOE3+ years of professional software engineering; full-stack with Java/Ruby/TypeScript; React frontend; AWS; experience with AI, microservices.
Java, Ruby, TypeScript, React, AWS, Spring Boot, Ruby on Rails
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1mo
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Senior Software Engineer
San Francisco, California, United States
$224k-$336k/yr RemoteFull Time
Stripe
Stripe: Provides online payment processing and financial infrastructure for businesses.
5+ YOEBachelor's in Computer Science or related plus 5 years software engineering experience; experience building large-scale systems in Python, Ruby, or Java; debugging production; translating business requirements into designs.
Python, Ruby, Java
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2mo
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Software Engineer, Rosetta Stone
San Mateo, California, United States
$116k-$150k/yr OnsiteFull Time
IXL Learning
IXL Learning: Provides personalized digital learning platforms and educational resources.
3+ YOE3+ years software engineering; BS/MS in CS or related; strong Ruby/Go/Java; JS/HTML/CSS; AWS, MySQL, MongoDB, GraphQL/Node, React; passion for language learning.
Ruby, Go, Java, JavaScript, HTML, CSS, AWS, MySQL, MongoDB, GraphQL, Node, React
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2w
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Software Engineer, Unsecured Installments
United States or Canada or Burlingame or Columbus or Austin or New York City
$142k-$197k/yr RemoteFull Time
Upstart
UpstartNasdaq: UPST: AI-powered lending marketplace for consumer and automotive loans.
4+ YOEBachelor's degree or equivalent and 4+ years software engineering experience; strong React and TypeScript skills; full-stack experience with Python/Java/Kotlin/Ruby/Node.js; tested, maintainable code and product collaboration.
React, TypeScript, GraphQL, REST, Python, Java, Kotlin, Ruby, Node.js, Jest, React Testing Library, Cypress, CI/CD
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1mo
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Senior Security Software Engineer
San Francisco or New York City
$194k-$239k/yr HybridFull Time
Hover
Hover: Creates 3D property models and measurements from smartphone photos.
5+ YOE5+ years software engineering, 3+ years security engineering, proficiency in Ruby/TypeScript/Python/C++, experience building scalable security systems, threat modeling, SDLC security, and mentoring engineers.
Ruby, TypeScript, Python, C++, Docker, GCP, Terraform, Kubernetes, SAST, MLOps, CI/CD
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3mo
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Software Engineer, Instant Loans
San Francisco, California, United States
$133k-$184k/yr HybridFull Time
Chime
ChimeNasdaq: CHYM: Provides mobile banking and financial tools for everyday consumers.
3+ YOE3+ years software development in production; Ruby on Rails or similar; API design; cross-functional collaboration; on-call rotation.
Ruby on Rails, APIs, Databases, Caching, Programming Languages
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4w
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Staff Software Engineer
Santiago or Denver or San Francisco or Nashville
$66496k-$78230k/yr HybridFull Time
Checkr
Checkr: Provides AI-powered background checks and identity verification services.
10+ YOE10+ years software development, 3+ years project leadership, backend expertise (Ruby, Node.js), frontend proficiency (JavaScript, React), bachelor’s or equivalent, fluent English, hybrid availability in Santiago (3 days/week).
Ruby, Node.js, JavaScript, React
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3w
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Software Engineer, Data Products
San Francisco or United States or United Kingdom
$130k-$220k/yr RemoteFull Time
Persona
Persona: Provides identity verification and fraud prevention software for businesses.
3+ YOE3+ years software engineering experience building data-intensive products or backend services; proficiency in a backend language (Python, Ruby on Rails, or Go); experience with SQL and analytical data stores; building user-facing products/APIs; strong communication.
Python, Ruby on Rails, Go, SQL, Snowflake, ClickHouse, React, Google Cloud (GCP), LLM
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4d
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Staff Software Engineer, Payroll Canada
San Francisco, California, United States
$197k-$247k/yr HybridFull Time
Gusto
Gusto: Cloud-based payroll and HR software for small businesses.
8+ YOE8+ years backend software engineering experience, systems design, backend languages (Ruby preferred), GraphQL, AI-assisted development experience, cross-team collaboration, and payroll/compliance interest preferred.
GraphQL, Ruby on Rails, LLMs, Claude Code, Cursor
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1mo
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Senior Software Engineer
Palo Alto, California, United States
$220k-$300k/yr OnsiteFull Time
Artos
Artos: AI-powered regulatory document automation platform for life sciences.
1+ YOEEx-founder or early startup engineer preferred; strong backend OR frontend expertise; experience building zero-to-one systems; Ruby on Rails or Next.js familiarity; able to evaluate AI-generated code.
Ruby on Rails, Next.js, Cursor, Claude Code
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2mo
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Senior Staff Software Engineer
San Francisco, California, United States
$257k-$302k/yr OnsiteFull Time
Checkr
Checkr: AI-powered platform for background checks and identity verification.
15+ YOESenior Staff Software Engineer with 5+ years leadership, 15+ years software experience, architecture leadership, Ruby/Go/Python, cloud, microservices, data pipelines, and cross-functional collaboration.
Ruby, Go, Python, Cloud, Microservices, Data pipelines, Asynchronous messaging, Domain-driven design
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2mo
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Infrastructure Software Engineer
Cupertino or California
OnsiteFull Time
Apple
AppleNASDAQ: AAPL: Designs and sells consumer electronics, software, and online services.
3+ YOEBachelor's in CS/engineering or equivalent; 3+ years backend services; distributed systems; SDLC; proficiency in Golang, Java, Python, or Ruby; networking basics.
Golang, Java, Python, Ruby, Kubernetes, OpenStack, Puppet, Chef, Ansible, React, Angular, JQuery, DNS, DHCP, LDAP
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2mo
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Software Engineer (Backend), Content Foundations
San Francisco or Atlanta or Austin or Boston or Chicago or Dallas or Denver or Houston or Jacksonville or Los Angeles or Mexico City or Miami or New York City or Ottawa or Phoenix or Portland or Sacramento or Salt Lake City or San Diego or Seattle or Toronto or Vancouver or Washington, D.C.
$104k-$187k/yr HybridFull Time
Scribd
Scribd: Subscription-based digital library for e-books, audiobooks, and documents.
4+ YOE4+ years as a software engineer; backend/data pipelines; comfortable with messy data; proficient in Ruby, Python, or Go; AWS experience; SQL; collaborative and communicative.
Ruby, Python, Go, AWS, S3, SQS, SNS, SQL
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1mo
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Senior Software Engineer, Presence
United States or San Francisco
$190k-$267k/yr RemoteFull Time
Reddit
RedditNYSE: RDDT: Social platform for community-driven discussion and content sharing.
5+ YOEBS in CS or equivalent experience; 3+ years with large-scale distributed systems and 5+ years professional software development; proficiency in Go/Python/Ruby/Java/C++; GraphQL, REST, HTTP, Thrift, Cassandra; strong communication and cross-team leadership.
Go, Python, Ruby, Java, C++, GraphQL, REST, HTTP, Thrift, Cassandra
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3mo
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Senior Full-Stack Software Engineer
San Francisco or Oakland
$140k-$150k/yr RemoteFull Time
Partner Engineering & Science
Partner Engineering & Science: Provides engineering and environmental consulting for commercial real estate.
5+ YOE5+ years software development; Bachelor's in CS/Engineering or related field; strong Ruby on Rails, VueJS/React, and AWS; experience mentoring; CI/CD; AI-assisted development.
Ruby on Rails, Vue.js, React, AWS, Git, CI/CD, Github Actions, Travis CI, New Relic
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2w
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Software Engineer, Infrastructure & Reliability
San Francisco, California, United States
HybridFull Time
CrewAI
CrewAI: Platform for orchestrating collaborative multi-agent AI systems.
Experience building and operating production SaaS infrastructure: cloud, containers, CI/CD, observability, secrets, databases, and automation using Python/Ruby/Go/Bash.
AWS, Docker, CI/CD, GitHub Actions, ECS, ECR, Kubernetes, Helm, PostgreSQL, Redis, Celery, FastAPI, Rails, Sentry, OpenTelemetry, Python, Ruby, Go, Bash, Terraform
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1mo
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Senior Software Engineer (Full-Stack)
San Francisco or New York City or Vancouver or Toronto
RemoteFull Time
Found
Found: Banking and tax automation for the self-employed workforce.
12+ YOE12+ years full-stack engineering experience; strong backend fundamentals; production experience with Ruby on Rails, React, Redux, TypeScript; experience with MySQL or Spanner; mentoring and cross-team collaboration skills.
Ruby on Rails, React, Redux, TypeScript, MySQL, Spanner
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3mo
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Staff Software Engineer, Full Stack (Datagrid)
San Francisco, California, United States
$194k-$267k/yr HybridFull Time
Procore
ProcoreNYSE: PCOR: Cloud-based construction management software for projects and teams.
8+ YOE8+ years in software engineering; UI/API design (Ruby on Rails, Node.js, React, TypeScript); 5+ years monitoring production alerts; bachelor’s in CS or related field; strong collaboration and messaging skills.
React, Node.js, TypeScript, Ruby, Ruby on Rails
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3mo
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Senior Full Stack Software Engineer
San Francisco or Seattle
$160k-$300k/yr HybridFull Time
Binti
Binti: Software for government social services and child welfare agencies.
Senior full‑stack engineer with product focus, strong architecture, and AI-aware development. Ruby on Rails and React experience preferred; government-facing software a plus.
Ruby, Rails, React, GraphQL
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