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8,633 Ruby jobs

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8.6K jobs
Loka, Inc
199 views last week

Junior Back-End Engineer

RemoteEurope, LATAMJunior

Junior Backend Engineer at Loka, a remote Silicon Valley tech consultancy, building APIs, serverless functions, queue systems, and data services on real client projects under senior mentorship. Core stack is Python or Node.js/TypeScript with container-first workflows, plus exposure to AWS, CI/CD, and cross-team collaboration.

AI API AWS CDK CI/CD +24 skills
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GitLab Backed by Y Combinator
19 views last week

Backend Engineer (Ruby), Create: Change Record

RemoteEurope, UKFull-time H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.Ireland permit employer — This employer was issued Irish employment permits this year or in the two years before, per the Department of Enterprise, Tourism and Employment. The permits belong to the employer and are not a commitment to sponsor this role.

Backend engineer on GitLab's Change Record team, building a trustworthy record of code changes (for humans and AI agents) into GitLab's source code platform using Ruby on Rails and GraphQL. Day to day involves shipping features, tuning performance and reliability of a critical system, Tier 2 on-call, and async collaboration across teams.

Agentic AI AI API Data Modeling DevSecOps +8 skills
248K – 372K PLN
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Yardi
31 views last week

Senior Software Development Engineer (Mobile)

Open 99d RemoteEuropeSenior
Romania

Build a new React Native mobile app and backend APIs for a video-first rental search platform, collaborating with a global team across time zones.

Android API Api Design C# Elasticsearch +11 skills
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Riskified
5 views last week

Application Security Architect

MENA
Israel

Application Security Architect at Riskified who evaluates and hardens the security of the company's ecommerce fraud-prevention products — doing threat modeling, security and code reviews, and building appsec processes and tooling alongside developers. Emphasis on securing AI/LLM-based systems, with Ruby, Scala, Python, and JavaScript in a high-scale SaaS microservices environment.

Agentic AI AI API Customer Retention E-commerce +8 skills
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Qonto
8 views last week

Senior/Staff - Go Backend Engineer - remote friendly

Open 54d RemoteEuropeFull-timeStaff

[OUR MISSION AND CUSTOMERS] We are creating the freedom for SMEs to succeed by delivering Europe's leading finance workspace with banking at its core, augmented by financial tools. We are proud to be rated 4.7 on…

AI Android API AWS Domain-Driven Design (DDD) +8 skills
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Jobgether
7 views last week

Senior Software Engineer, Vulnerability Management

RemoteNorth AmericaSenior
United States

This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Senior Software Engineer, Vulnerability Management based in the United States. Join a…

Accessibility AI API CI/CD Cloud +19 skills
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Catawiki Backed by Accel
7 views last week

Lead Security Engineer

Open 25d HybridEuropeLead Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.
Netherlands

Hands-on technical leadership role in Catawiki's small Security team within Platform Engineering in Amsterdam: shaping the security engineering roadmap, building cloud and application security controls on Google Cloud and Kubernetes, threat modelling, CI/CD security and incident response. It's an individual contributor role with mentoring duties.

AI API Api Security Automation CI/CD +14 skills
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Catawiki Backed by Accel
6 views last week

Security Tech Lead Manager

Open 25d HybridEuropeLead Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.
Netherlands

At Catawiki, every day brings the extraordinary! Whether it’s Daniel Ricciardo’s Formula 1 Car, a Woolly Mammoth’s Skeleton, Lady Gaga's Jumpsuit or Usain Bolt’s running shoe, we encounter exceptional objects every…

AI API Api Security Automation CI/CD +14 skills
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スマサテ株式会社
9 views last week

Lead Software Engineer / リードソフトウェアエンジニア

Open 41d APACLead
Japan

Lead Software Engineer at Sumasate, a Tokyo AI SaaS startup whose product computes optimal rents for rental properties from billions of real-estate records. The role strengthens in-house backend development of the AI rent-appraisal system (Ruby on Rails, Python/Django, AWS/GCP, MySQL, BigQuery), collaborates with external partners, and shapes product and dev-process direction. Hybrid: onsite Monda

API AWS BigQuery CI/CD CircleCI +16 skills
6M – 12M JPY
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Coinbase Backed by Y CombinatorBacked by a16zBacked by GreylockBacked by Union Square Ventures
16 views last week

Staff Software Engineer, Backend - FinHub (Transfers)

RemoteNorth AmericaStaff H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Staff-level backend engineer on Coinbase's FinHub Transfers team, owning the architecture of the high-scale distributed systems that move crypto and fiat funds for Retail, Prime, Exchange, and Payments products. Day to day: technical design decisions, scaling/reliability improvements on cloud-native financial rails, and mentoring, using Go, Ruby, Python, or Java.

AI Cloud Cloud Native Distributed Systems Generative AI +4 skills
218K – 257K $
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Gusto Backed by Y Combinator
6 views last week

Staff Software Engineer, Expansion Experiences

HybridNorth AmericaFull-timeStaff H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Staff full-stack engineer on Gusto's Expansion Experiences team, building customer-facing upsell and upgrade experiences (plan upgrades, 401(k), health insurance) with A/B experiments and personalization. Works across the stack with Ruby on Rails, React, GraphQL, and TypeScript, hybrid from the San Francisco office.

AI API Candidate Experience GraphQL Rails +3 skills
199K – 247K $
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Gusto Backed by Y Combinator
8 views last week

Staff Software Engineer, Invoicing and Billing

Open 31d HybridNorth AmericaFull-timeStaff H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Staff engineer on Gusto's Invoicing and Billing platform, designing and scaling a high-throughput transactional billing engine (invoices, subscriptions, payments, accounting integrations) in Ruby on Rails and React. The role shapes architecture, drives multi-quarter projects, and mentors engineers, with strong emphasis on leveraging AI tools.

AI API Candidate Experience Distributed Systems JavaScript +4 skills
197K – 247K $
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Gusto Backed by Y Combinator
8 views last week

Staff Software Engineer, Business Insurance

Open 69d HybridNorth AmericaFull-timeStaff H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Builds AI-powered business insurance products (e.g., Workers’ Comp, General Liability) at Gusto, designing scalable features from concept to launch while mentoring engineers and collaborating cross-functionally.

AI API Candidate Experience Observability Python +3 skills
197K – 247K $
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Gusto Backed by Y Combinator
15 views last week

Senior Staff Software Engineer - Pricing and Packaging

Open 137d HybridNorth AmericaFull-timeStaff H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Lead architecture and delivery of Gusto’s Commerce Platform, designing systems for pricing, packaging, subscriptions, and promotions that power payroll and HR tools for 500,000+ small businesses.

AI API Api Design Candidate Experience Claude Code +10 skills
223K – 278K $
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Gusto Backed by Y Combinator
21 views last week

Staff Software Engineer, AI Voice and Content

Open 130d HybridNorth AmericaFull-timeStaff H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Build AI-powered customer acquisition and onboarding systems, including a voice agent and email workflows, using full-stack engineering and applied AI to drive measurable growth at Gusto.

AI API Automation Candidate Experience CRM +5 skills
197K – 247K $
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Gusto Backed by Y Combinator
4 views last week

Staff Software Engineer, Payroll Platform

HybridNorth AmericaContractStaff H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Staff backend engineer on Gusto's Payroll Platform team, designing and scaling internal APIs and services that power payroll for 500,000+ small businesses, serving internal product teams and Embedded Payroll partners. Core focus: system design, performance, reliability, and observability in a regulated domain; Ruby preferred. Hybrid in San Francisco with required Denver onboarding travel.

AI API Candidate Experience Claude Code Developer Experience +3 skills
163K – 247K $
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WPP Marketing Communications (Thailand) Ltd. - VML
4 views last week

Solution Architect

On-siteAPAC
Thailand

Solution Architect at Verticurl (the tech arm of VML/WPP) in Bangkok, designing and delivering MarTech and AI solutions for multinational clients — from presales and solution blueprints through implementation, support, and QBRs. Core stack: Adobe, Salesforce, Marketo, Oracle, HTML/JavaScript, plus GenAI tools like Claude, Cursor, and Replit.

AI Anthropic Automation Business Development CRM +22 skills
140K – 140K THB / mo
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株式会社Live Search
last week

E01．バックエンドエンジニア（設計・技術リード）

【自社開発 / 福岡・東京・大阪・名古屋】Ruby on Railsテックリード｜導入社数No.1の不動産DXのSaaS／週３リモート★HP応募限定！入社祝い金あり★ 仕事概要 【Railsシニアバックエンドエンジニア募集｜自社BPaaSのコアメンバーとして開発を牽引】 不動産業者向け「物件写真撮影・間取り図作成DXサービス」の開発・運用 【リアル・テクノロジー・データの力で全ての人により良い住まい体験を届ける】…

AI Aurora AWS CI/CD Claude Code +17 skills
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株式会社Live Search
last week

E02．Railsバックエンドエンジニア

【自社開発 / 福岡・東京・大阪・名古屋】Railsバックエンドエンジニア｜導入社数No.1の不動産DXのSaaS／週３リモート★HP応募限定！入社祝い金あり★ 仕事概要 【Railsバックエンドエンジニア募集｜自社BPaaSのメンバーとして開発を牽引】 不動産業者向け「物件写真撮影・間取り図作成DXサービス」の開発・運用 【リアル・テクノロジー・データの力で全ての人により良い住まい体験を届ける】…

AI Aurora AWS CI/CD Claude Code +17 skills
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ファインディ株式会社
last week

【CTO室/Tools&Conference】プロダクトエンジニア_Dev

ContractC-level

【CTO室/Tools&Conference】プロダクトエンジニア｜「何をつくるか」から考え、事業とユーザーに価値を届ける 仕事概要 ## ■ 会社概要 私たちファインディは、「人とAIで、つくる力を進化させる。Power to Engineering」をビジョンに掲げ、AI時代のプロダクト開発を進化させるプラットフォームを提供しています。…

AI AWS CI/CD Claude Code Datadog +22 skills
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