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7,336 Ruby jobs

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7.3K jobs
Mitratech
2 views yesterday

Sr Full Stack Engineer

Open 0d RemoteNorth AmericaSenior
United States

Senior full-stack engineer building Mitratech's B2B SaaS HR and background-screening software, 100% remote anywhere in the US. Day to day: design and maintain scalable Go web services backed by PostgreSQL with vanilla HTML/CSS/JS front ends, and lead AI-powered developer-tooling initiatives. Pays $150K–$170K plus bonus.

AI CI/CD CSS Distributed Systems HTML +5 skills
150K – 170K $
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Reddit Backed by a16zBacked by Sequoia
31 views yesterday

Senior Software Engineer, Media Creation

Open 59d RemoteNorth AmericaContractSenior Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.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.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.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Reddit is seeking a Senior Software Engineer to design and build backend infrastructure for media creation tools, including video and image processing. The role involves developing scalable APIs and event-driven microservices to support real-time creator experiences across the platform.

AI API C++ Distributed Systems Event Driven Architecture +10 skills
190K – 267K $
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Reddit Backed by a16zBacked by Sequoia
26 views yesterday

Staff Software Engineer, Media Experience

Open 59d RemoteNorth AmericaContractStaff Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.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.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.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Senior Software Engineer building media infrastructure at Reddit—ingesting, processing, storing, and delivering video and audio at scale using distributed systems, general-purpose languages (Go, Python, Java, C++), streaming protocols (HLS, DASH), and caching/storage like Redis.

AI API C++ Distributed Systems GraphQL +8 skills
190K – 267K $
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Reddit Backed by a16zBacked by Sequoia
29 views yesterday

Front End Software Engineer, Media Player

Open 42d RemoteNorth AmericaContract Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.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.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.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Build and evolve Reddit's web media player and the APIs that power video and audio playback, working cross-functionally through the full development cycle. The stack centers on React, TypeScript, and Next.js on the frontend with Go and Python backend APIs using GraphQL, REST, and gRPC.

AI API GraphQL gRPC JavaScript +7 skills
165K – 229K $
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Reddit Backed by a16zBacked by Sequoia
10 views yesterday

Staff Backend Engineer, User Safety

NewBe an early applicant RemoteNorth AmericaContractStaff Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.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.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.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Staff backend engineer on Reddit's Safety & Moderation team, building proactive ML-driven detection of policy-violating content and users plus enforcement automation. Day to day: backend development (Go/Python/Rust/Ruby), technical design and architecture, cross-functional collaboration, and leading/mentoring engineers.

AI Automation Corrective Action Data Science Machine Learning +3 skills
217K – 304K $
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VAGAS TESTES BONDY
yesterday

[Modelo] - Pessoa Desenvolvedora Fullstack - TESTE CONVOCAÇÂO

NewBe an early applicant On-siteLATAM
Brazil

Fullstack web developer role: build and maintain scalable web applications on both client and server sides, write unit/integration tests, and take part in code reviews. Stack centers on JavaScript, HTML/CSS, modern frontend (React/Angular/Vue) and backend (Node.js/Rails/Django) frameworks, SQL and NoSQL databases, and Git.

Angular API CSS Django Git +7 skills
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AspireIT Solutions
yesterday

Senior Ruby on Rails Developer

NewBe an early applicant North AmericaSenior
United States

Long-term engagement for a senior Ruby on Rails developer with ~7 years of experience building REST APIs and distributed systems. Day-to-day work spans Rails/TypeScript services, SQL databases, Kafka-based event-driven architecture, cloud (Azure/GCP), CI/CD, and production monitoring with Datadog.

API Azure CI/CD Cloud Datadog +13 skills
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78dca523-8a93-45b4-b654-db1fa09ec9df:19000101_000001
1 views yesterday

Cybersecurity Engineer

Open 0d North AmericaFull-time
United States

On-site cybersecurity engineer in the MCTSSA Cyber Branch at Camp Pendleton, bridging offensive assessment findings into engineering fixes for Marine Corps systems: code analysis, vulnerability mitigation, STIG hardening, ACAS scanning, and DCO integration. Automation via PowerShell, JavaScript, or Python; active DoD Secret clearance required.

Cloud C++ Cybersecurity JavaScript Linux +6 skills
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ADP Recruitment Services
yesterday

Full Stack Developer

NewBe an early applicant North America
United States

Designs, develops, and maintains both front-end and back-end components of web applications, collaborating with product managers and designers in an agile environment. Core stack includes JavaScript frameworks (React/Angular/Vue), back-end languages like Node.js or Java, SQL/NoSQL databases, and RESTful APIs, with cloud and containerization experience preferred.

Agile Angular API Api Design AWS +26 skills
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Vinted
yesterday

Senior Backend Engineer, VGo Carrier Technology

NewBe an early applicant HybridEuropeSenior
Netherlands

Senior Backend Engineer on Vinted Go's Pacman team, building and operating scalable backend services that route parcels between hubs and automate warehouse operations in Vinted's shipping network. Core stack: a large Ruby on Rails modular monolith plus Vitess, Kafka, Jenkins, and Elastic; hybrid role based in Amsterdam.

AI API Api Design Automation Jenkins +4 skills
77K – 104K €
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Vinted Backed by AccelBacked by Lightspeed
4 views yesterday

Senior Backend Engineer, VGo Carrier Technology

NewBe an early applicant HybridEuropeSenior
Lithuania

Senior backend engineer on Vinted Go's Pacman team, building Ruby-based services and APIs that route parcels between hubs and automate warehouse operations (mid-mile logistics) at scale. Stack includes a Ruby on Rails modular monolith, Vitess, Kafka, Jenkins, and Elastic; hybrid work from Kaunas with on-call duties.

AI API Api Design Automation Jenkins +4 skills
5K – 7K € / mo
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Vinted Backed by AccelBacked by Lightspeed
yesterday

Senior Backend Engineer II, Agent Platform

NewBe an early applicant HybridEuropeSenior
Lithuania

Brief info about Vinted Our mission is to make second-hand the first choice, and we're looking for people who want to help us get there. Every day, we work together to help our members buy and sell pre-loved…

Agentic AI AI Ai Enablement Atlassian Authentication +13 skills
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Okta
yesterday

Senior Technical Consultant, Okta

NewBe an early applicant North AmericaFull-timeSenior
United States

Post-sales Senior Technical Consultant who leads hands-on Okta identity platform deployments for customers (including a federal program requiring onsite work at Fort Meade), managing multiple concurrent projects, designing integrations with SAML, OAuth/OIDC and WS-Federation, and mentoring clients. Requires a software development background (Java/Ruby/.NET/JavaScript) and an active Top Secret clea

AI Android Angular Backbone.js Cloud +17 skills
157K – 235K $
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Vinted Backed by AccelBacked by Lightspeed
7 views yesterday

Senior Backend Engineer II, Agent Platform

NewBe an early applicant HybridEuropeSenior
Lithuania

Senior backend engineer owning complex parts of Vinted's internal AI agent platform (Agent Platform), building the agent runtime end to end: sandboxes, agent identity/permissions, memory, and MCP integrations with tools like BigQuery and GitHub. Works on Kubernetes and AWS, likely in Python, Ruby, Go, or Rust, and mentors engineers.

Agentic AI AI Ai Enablement Atlassian Authentication +13 skills
7K – 9K € / mo
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Zettamine Labs
yesterday

Senior Code Quality Engineer

NewBe an early applicant RemoteAPACContractSenior
India

Remote freelance contract in India for senior engineers (7+ yrs) to evaluate AI/LLM-generated code: reviewing correctness, security, architecture, and maintainability, writing reference solutions and evaluation rubrics. Requires strong skill in at least one language (Python, JS/TS, Java, C++, Go, C#, Ruby, PHP, Rust) plus Git and code-review experience.

AI API C++ C# Git +9 skills
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Vinted Backed by AccelBacked by Lightspeed
yesterday

Senior Backend Engineer, Revenue

Open 31d HybridEuropeSenior
Lithuania

Brief info about Vinted Our mission is to make second-hand the first choice, and we're looking for people who want to help us get there. Every day, we work together to help our members buy and sell pre-loved…

Agile Android API Datadog Distributed Systems +7 skills
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Vinted Backed by AccelBacked by Lightspeed
9 views yesterday

Senior Backend Engineer, Revenue

Open 31d HybridEuropeSenior
Lithuania

Senior backend engineer on Vinted's Revenue domain (Pricing Product team) in Kaunas, building and owning a mission-critical Go service for pricing and discounts used by 85M members. Work involves RESTful APIs, event-driven systems, breaking up monoliths, and monitoring with Kibana, Grafana, and Datadog.

Agile Android API Datadog Distributed Systems +7 skills
5K – 7K € / mo
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Sequoia Connect
10 views yesterday

Senior Site Reliability Engineer

Open 30d HybridLATAMSenior
Mexico

Sequoia Connect (staffing) is hiring a Senior Site Reliability Engineer in Mexico City (hybrid) on behalf of a global IT services client. The SRE owns the full service lifecycle—design, deployment, monitoring, incident response, and CI/CD automation—supporting large-scale AI/ML and distributed systems and mentoring junior engineers.

Agile AI Artifactory Automation Bitbucket +20 skills
80K – 80K
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당근마켓
11 views yesterday

Software Engineer, Backend - 부동산

Open 112d APAC
South Korea

Build backend services for Carrot Real Estate, designing APIs and data pipelines to deliver accurate property listings and automate peer-to-peer transactions.

Java Kotlin Node.js NoSQL Python +4 skills
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slice
14 views yesterday

Staff Software Developer, Services

Open 88d RemoteEurope, UKStaff 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.

Builds backend services in Python (Flask) and other languages to power a platform that helps local pizzerias compete with big chains, working remotely across the UK with an office in Belfast.

Agile Cloud DevOps Express.js Fine Tuning +4 skills
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