Top Ruby Jobs

Develop and maintain Ruby on Rails applications for energy solutions, design ML-ready data pipelines, architect scalable systems, and deploy infrastructure to AWS. Responsibilities include automated testing, code reviews, DevOps support, refactoring, troubleshooting, AI-assisted development, and mentoring junior developers. The role is fully onsite in Kennett Square, Pennsylvania, five days per week.

Leads technical direction and develops fullstack purchase experiences using Ruby on Rails and Vue.js. Designs resilient transactional flows, integrates billing and CRM systems, improves reliability and rollout safety, mentors engineers, reviews code, reduces technical debt, and participates in incident response. Partners with Product, Design, Billing, and Support to improve GitLab’s purchase, subscription, discount, and upgrade workflows.

As a Senior Software Engineer, you will design and maintain systems, mentor team members, and improve both code quality and team practices.

Design and implement backend and real-time features in the GitLab monolith for portfolio planning at scale. Optimize PostgreSQL performance, evolve APIs (GraphQL/REST), build capacity planning and work-item hierarchies, create proofs of concept, maintain automated tests, support safe rollouts with feature flags and observability, mentor contributors, and participate in on-call and production troubleshooting.

Design, build, test, scale, and maintain software systems, primarily through Ruby on Rails development. Responsibilities include developing features, expanding applications and services, resolving production issues, conducting code reviews, participating in architecture and design discussions, and collaborating across engineering teams using agile practices.

Lead hands-on full-stack development for Ruby on Rails, TypeScript, and React applications. Shape technical direction, design reliable APIs and data flows, optimize relational database performance, and deliver responsive front-end experiences. Lead projects end to end, mentor engineers, review and refactor code, collaborate cross-functionally, and explore AI-assisted engineering and LLM automation while protecting sensitive healthcare data.

Build and maintain full-stack Ruby on Rails and React applications for defense and logistics operations. Responsibilities include designing APIs and data models, developing multi-source ingestion pipelines, creating data visualizations, deploying services on Kubernetes, implementing observability and security, optimizing disconnected-environment performance, and collaborating with product and design teams. The role also involves architecture discussions, technical documentation, testing, code reviews, and integration with secure DoD systems.

Leads company-wide technical strategy and architecture for foundational construction workflow platform services. Establishes standards, reference patterns, and multi-year technology vision across distributed systems, data, web, mobile, APIs, and AI-native architectures. Remains hands-on for high-impact prototypes and critical initiatives while mentoring senior engineers, driving architecture reviews, and influencing executives and engineering divisions. Partners with product, UX, business, and executive leaders to align technology strategy and deliver scalable, resilient systems.

Develop and maintain web applications using Ruby on Rails, C#.NET, JavaScript, SQL, AWS, and related technologies. Responsibilities include researching requirements, designing software, writing code, developing APIs and conversion routines, unit and formal testing, troubleshooting production applications, conducting impact analyses, supporting configuration control, and collaborating with analysts, UI/UX developers, testers, project leads, and customers.

Build and deploy scalable, maintainable full-stack applications, with a primary focus on backend development in Ruby and Ruby on Rails. Design APIs, data models, and performance optimizations while applying security best practices. Contribute to React and TypeScript frontend work, infrastructure, vulnerability fixes, and CI/CD improvements as needed. Collaborate cross-functionally to deliver reliable, high-quality product experiences.

Enhance infrastructure and customize web applications, optimize performance, collaborate on features, and continuously learn to add value.

The Ruby on Rails developer will solve complex problems using Ruby, integrate front-end technologies, and work with Agile methodologies and various web frameworks.

The Sr. Web Developer is responsible for developing high-traffic consumer websites using Ruby on Rails and client-side technologies, ensuring optimal performance and user experience.

The Full-Stack Engineer will develop and modernize a monolith application, manage infrastructure, and enhance the front-end experience using Ruby on Rails and React.

The Ruby Engineer will focus on web scraping and browser automation, fix code issues promptly, support customers, and enhance search engine integrations.

Looking for a senior Ruby on Rails engineer to own complex projects and improve the product's technical direction, requiring extensive experience and a high standard of coding.

Seeking a Junior Ruby on Rails Developer to manage application lifecycle, develop solutions, and ensure application functionality through effective communication and analytical skills.

The Ruby Developer will enhance existing systems using Ruby, REST services, and interact with an Oracle database. Angular or Node JS experience is preferred.

Seeking a mid-level Ruby developer to enhance and maintain backend web applications in a fast-paced startup environment, focusing on cloud services and collaborating with teams.

The Ruby on Rails Developer will create and maintain rich web applications, lead projects, and collaborate with various teams to define functionality and resolve issues.

The Senior Full Stack Developer will build end-to-end solutions, collaborate in a remote environment, and write technical documentation. The role requires expertise in Ruby on Rails and various programming paradigms.

Full‑stack developer role focused on mobile and web products. Build front-end interfaces with React and tooling (Flux, Webpack, Sass) and server-side services using Ruby/Rails, Elixir, Node, or Python/Django. Participate in product conception, design, and production within a Washington, DC team for a growing restaurant brand.

Senior-level full‑stack engineer to collaborate with design and product, write and estimate agile stories, and build maintainable, testable web applications using Ruby, Rails/Sinatra, HAML/SASS, Postgres, and cloud platforms (Heroku/AWS). Contribute to data store decisions and cross‑language full‑stack development.

Senior full-stack Ruby on Rails engineer collaborating with design and product to define customer experience. Write, estimate, and implement maintainable, testable software using HAML, SASS, Rails, and Postgres. Participate in agile practices and contribute expertise on cloud platforms (Heroku, AWS) and data store tradeoffs.

Collaborate with design and product to define customer experience; estimate and write stories in an agile process. Build maintainable, testable full‑stack applications (HAML, SASS, Rails) using Postgres and cloud platforms (Heroku, Amazon). Advocate for testing efficiency and evaluate alternative data stores.