13 Results for

Ruby on Rails Jobs in San Francisco, CA

Jobs

Berkeley, CA30+ days ago

We’re looking for a sharp, user-focused Rails programmer that cares equally about making quality products that users love as well as writing quality code that is easy to read and maintain. We’re currently in the process of repurposing technology used in our previous product, Laflife, for use in Lafmatch, and it all revolves around humor—more specifically, the science of how different people’s senses of humor interact with each other and aid in forming new relationships.

OAKLAND, CA30+ days ago

This is about learning state-of-the-art AI coding techniques that can 20X your productivity, integrating agentic systems into real-world production environments, and setting yourself apart from the engineers who will eventually be replaced. The future belongs to engineers who know how to wield agentic coding systems to multiply their output, automate workflows, and build apps that think for themselves.

San Francisco, CA30+ days ago

As a key member of our engineering team, you will contribute to both backend and frontend development, ensuring seamless integration and robust performance. Engage with the developer community, particularly through platforms like Discord, to foster collaboration and knowledge sharing.

New!

San Francisco, CA1 day ago

Remote

Strong knowledge of databases (PostgreSQL, MySQL, MongoDB, Redis).Experience building and consuming RESTful APIs and/or GraphQL.Familiarity with cloud platforms (AWS, GCP, Azure) and containerization (Docker, Kubernetes).Strong understanding of system design, scalability, and security principles. Proficiency in at least one back‑end language and framework: Node.js/Express, Python (Django/Flask/FastAPI), Java (Spring Boot), or Ruby on Rails.

New!

San Francisco, CA1 day ago

Remote

Strong knowledge of databases (PostgreSQL, MySQL, MongoDB, Redis).Experience building and consuming RESTful APIs and/or GraphQL.Familiarity with cloud platforms (AWS, GCP, Azure) and containerization (Docker, Kubernetes).Strong understanding of system design, scalability, and security principles. By applying to this position, we'll create your Simera Professional Key (SPK) — a unique key that helps you connect with employers, stand out, and secure the right match.#J-18808-Ljbffr.

San Francisco, CA30+ days ago

In this role, you’ll collaborate closely with our product and design teams to deliver engaging, data-driven experiences, primarily through front-end development in Ruby on Rails, JavaScript, and React. Database Management: Work with PostgreSQL to design, query, and optimize databases for product features and analytics dashboards.

San Francisco, CA14 days ago

You will partner with engineering managers and technical leads embedded in teams to ensure our architecture supports a maturing suite of channels, while collaborating with senior leadership on initiatives that ensure a consistent, high-quality experience across the entire division. Braze was also named a 2025 Best Companies To Work For by U.S. News & World Report, a 2025 America’s Greatest Companies by Newsweek, and a 2025 Fortune Best Workplace in Technology™ by Great Place To Work®, among other accolades.

San Francisco, CA30+ days ago

$140,000–$200,000

Reporting directly to an Engineering Manager and working closely with Product, GM's and other cross functional teams, you will lead the charge on delivering end-to-end features across our e-commerce platform from storefront and checkout to internal tools and platform services while running multiple AI-driven work streams in parallel. Orchestrate AI coding agents (Claude Code, Codex, Cursor) across 3–6 concurrent work streams spanning features, refactors, bug fixes, and investigations using worktrees, sub-agents, and background tasks to maximize parallel throughput.

New!

San Francisco, CA3 days ago

Excellent written and verbal communication skills: you can convey technical ideas in common terms to business stakeholders and product managers.#LI-onsiteThe range displayed on each job posting reflects the minimum and maximum target for new hire salaries for the position in the posting's respective region. Proficiency with deploying, monitoring, and maintaining production services on cloud infrastructure (AWS).It's a Plus If You Have* Experience with elements of our tech stack: Java, Spring Boot, Ruby on Rails, React, AWS.* Experience in fintech, pricing engines, or booking systems.*

New!

San Francisco, CA2 days ago

This includes a highly parallelized platform to personalize & send emails at huge scale, REST APIs to manage/track user subscriptions, web pages to allow end-users to self-manage preferences, and dashboards to configure customer email domains. We’re looking for an Engineering Manager to lead our Email team, which is responsible for building and maintaining the core infrastructure that delivers billions of personalized emails a month to our customers’ end users as well as processing all associated reporting data.

New!

Sunnyvale, CA3 days ago

Tech Skills: JavaScript (React, Redux, Ember JS or Angular 1.x/2x), CSS3, HTML5, Restful API's, Node. You create and improve systems, bridging the gap between the user and backend developers to provide the best user experience.

San Francisco, California30+ days ago

Remote

$225,000–$300,000 Per Year

This role is for engineers who have owned real systems end-to-end — built them, scaled them, fixed them when they broke, and lived with the consequences. Youll own mission-critical product and payments-adjacent systems that move real money and sit directly on customer trust.

New!

San Francisco, California2 days ago

$160,000–$220,000 Per Year

Verita AI is building a marketplace platform that connects domain experts with high-paying AI data training opportunities for leading AI labs. This is a front-end-leaning full-stack engineering role with end-to-end ownership across a fast-growing two-sided marketplace platform.

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Ruby on Rails Jobs in San Francisco, CA

Ruby on Rails Developer Lafmatch

Sr. Ruby on Rails Engineer - AI ForUsAll

Senior Fullstack Engineer (Ruby / Python / React) CrewAI

Back End Developer SV (Remote) Simera

Back End Developer VEN (Remote) Simera

Full Stack Software Engineer Troveo AI, Inc.

Senior Staff Engineer Braze

Software Development Engineer Jiffy

Software Engineer II, Autonomous Freight Systems Flexport

Engineering Manager, Email Braze

Sr. React JS Developer SAMPRASOFT

Staff Software Engineer, Full Stack Transparent Search Group

Full-Stack Software Engineer — Verita AI David Joseph & Company

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