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261 jobs
Sensor Tower
last week

DevOps Engineer

EuropeFull-time
Portugal

Build and maintain CI/CD pipelines and infrastructure to streamline development workflows using AWS, Kubernetes, Docker, and Ruby/Python/JavaScript.

ai ansible automation aws ci-cd +23 skills
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Sensor Tower
last week

DevOps Engineer

EuropeFull-time
Poland

Build and maintain CI/CD pipelines and infrastructure to speed up development workflows for a digital intelligence platform covering mobile, web, and gaming.

ai ansible automation aws ci-cd +23 skills
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Sensor Tower
last week

DevOps Engineer

UKFull-time
United Kingdom

Build and maintain Sensor Tower’s CI/CD pipelines and infrastructure to streamline development workflows using AWS, Kubernetes, Docker, and Ruby/Python.

ai ansible automation aws ci-cd +23 skills
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GitLab Backed by Y Combinator
last week

Senior Backend Engineer, SSCS: Supply Chain

Open 67d APACFull-timeSenior 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.
India

This role builds backend features for GitLab's Software Supply Chain Security Add-On, including package policy enforcement, artifact signing with Sigstore/Cosign, and provenance attestation APIs. The work involves Ruby on Rails development with PostgreSQL and Redis, targeting enterprise customers with complex compliance needs.

ai api api-design devsecops firewall +9 skills
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GitLab Backed by Y Combinator
last week

Backend Engineer (Ruby), AI Engineering: Agent Observability

Open 41d RemoteNorth AmericaFull-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.
Canada

Build backend features for AI agent observability and interactions in GitLab’s monolith and AI gateway using Ruby on Rails, GraphQL/REST APIs, and PostgreSQL.

agentic-ai ai api backbone data-modeling +13 skills
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GitLab Backed by Y Combinator
last week

Senior Backend Engineer, AI Engineering: Chat

Open 27d RemoteNorth America, UKFull-timeSenior 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 and maintains the backend AI infrastructure for GitLab Duo Chat, integrating large language models and multi-agent flows using Python, LangGraph, and Ruby on Rails to power secure, agentic chat experiences.

agentic-ai ai api data-modeling devsecops +13 skills
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Candee
last week

Senior Backend Developer & Tech Lead en Timp

EuropeLead
Spain

Lead backend development for Timp, a SaaS platform that helps wellness businesses manage bookings, payments, and schedules using Ruby on Rails, APIs, and scalable architecture.

api postgresql rails redis rspec +2 skills
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Mindrift
last week

Remote Freelance Software Developer (Ruby) / Quality Assurance (Ai Trainer)

RemoteNorth AmericaPart-time
United States

Freelance role training and evaluating AI models, writing and reviewing Ruby code, and improving LLM-powered testing workflows for specialized domains.

ai automation ci-cd circleci containerization +15 skills
60 – 60 $ / hr
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FeedbackFruits
last week

Full-Stack Engineer - Ruby on Rails

HybridEuropeSenior
Netherlands

Build and improve a Rails-based edtech platform that turns lectures into collaborative learning experiences, migrating legacy Ember features to Hotwire and integrating with Learning Management Systems.

ai api azure ci-cd ember +4 skills
65 000 – 92 000 €
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Doist
last week

Full-Stack Engineer (Backend)

APAC, LATAM

Builds a HIPAA-regulated dental scheduling platform using Rails APIs, React frontends, Azure databases, and AI-assisted workflows.

acceptance-criteria ai api api-design authentication +11 skills
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Association of Universities for Research in Astronomy
last week

Senior DevOps Engineer

LATAMSenior
Chile

Leads DevOps infrastructure for the Vera C. Rubin Observatory in Chile, designing and automating Kubernetes-based systems, CI/CD pipelines, and monitoring to ensure 24/7 observatory operations.

agile ansible automation aws ci-cd +32 skills
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Creative Chaos
last week

Senior/Principal Software Engineer - Ruby on Rails

APACPrincipal
Pakistan

Builds and maintains Ruby on Rails server applications, writes RESTful APIs, and mentors junior engineers while ensuring security and performance.

agile api aws ci-cd cloud +11 skills
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BairesDev
last week

Remote Full Stack Rails Engineer | AWS, React & PostgreSQL

LATAM
Colombia

Build and maintain full-stack web apps using Ruby on Rails, PostgreSQL, React, and TypeScript, deploying to AWS.

aws postgresql rails react rspec +2 skills
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FeedbackFruits
last week

Senior Rails Engineer — EdTech, Full-Stack & Ember Migration

HybridEuropeSenior
Netherlands

Senior full-stack engineer to migrate Ember features to Rails + Hotwire, own roadmap delivery, and improve code quality while collaborating with PMs and designers in an edtech company.

ember rails rspec
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FeedbackFruits
last week

Full Stack Engineer - Ruby on Rails

HybridEuropeSenior
Netherlands

Build and improve an edtech platform using Ruby on Rails and Hotwire, migrating legacy Ember.js features while focusing on performance, stability, and user-centered design.

agentic-ai ai api azure ci-cd +5 skills
65 000 – 92 000 €
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Drieam B.V.
last week

Full stack developer (Ruby, Python, C#, Typescript)

EuropeContract
Netherlands

Build accessible edtech software for global education institutions using Ruby on Rails, React, and React Native, with a focus on inclusive design and modern tooling like AI-assisted workflows.

accessibility ai api ci-cd github +8 skills
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GitLab
last week

Backend Engineer (Ruby), AI Engineering: Duo Agent Platform Tools

North America
Canada

Build backend services in Ruby on Rails that expose GitLab’s functionality to AI agents via APIs, focusing on scalability, testing, and secure integrations.

agentic-ai ai api backbone data-modeling +14 skills
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iPay Ltd
last week

Senior Full Stack Backend Engineer

North AmericaSenior
Canada

Build and maintain the Ruby on Rails backend for a fintech platform that automates invoicing and embedded financing for subcontractor-powered businesses.

accessibility api automation aws ci-cd +19 skills
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GitLab
last week

Senior Backend Engineer, AI Engineering: Chat

North AmericaFull-timeSenior
Canada

Builds the backend AI flows and APIs powering GitLab Duo Chat, integrating LLMs and multi-agent orchestration into the GitLab Rails monolith using Python and LangGraph.

agentic-ai ai api data-modeling devsecops +13 skills
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HVCG SOFTWARE
last week

Lập trình viên (Back end developer)

APACFull-time
Vietnam

Build and maintain backend services using Ruby on Rails, Node.js, and cloud tools like AWS, while collaborating in an Agile team with XP practices.

agile automation aws ci-cd cloud +18 skills
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