Top Senior Ruby Jobs

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.

Lead design and delivery of backend-focused full-stack features for the Business Platform. Build APIs, data models, and reliable parsers, ensure secure resilient systems, mentor engineers, drive estimates and quality, collaborate with Growth on data-driven features, and integrate AI tooling into development workflows.

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

Lead full-stack development using Ruby on Rails and React, design scalable REST/GraphQL APIs, integrate front-end and back-end components, collaborate with product/design/stakeholders, evaluate technical approaches, drive feature delivery, and improve performance and processes across the product lifecycle.

Build and own platform APIs and internal tooling for real-time EHR sync and FHIR ingestion. Maintain ingestion pipelines, reliability, normalization, framework upgrades, CI, and observability. Diagnose production issues, ship durable fixes, and take end-to-end ownership of production systems and on-call responsibilities.

Build and own the platform API and internal tooling for real-time EHR sync, FHIR ingestion, and vocabulary normalization. Implement and maintain ingestion pipelines, ensure sync reliability, perform framework upgrades and developer tooling, diagnose production issues, and maintain observability and correctness. Ship production features and own on-call responsibilities for platform subsystems.

Develop and maintain Ruby on Rails applications, writing server-side and client-side code. Integrate web servers, message-based middleware, and relational databases. Follow secure web application best practices and test-driven development. Participate in all development phases and produce technical documentation as needed.

Seeking a Ruby-on-Rails Engineer with experience in building production systems, strong skills in Ruby and web development technologies, and familiarity with the Software Development Life Cycle.

The role involves developing advanced web applications using Ruby on Rails, along with scripting and collaborating on continuous integration in a contract position.

Own and stabilize a core domain of a payments dispute resolution platform. Write, review, and refactor code, resolve production issues, reduce technical debt, and build testing, monitoring, and documentation. Collaborate with offshore teams and make pragmatic technical decisions balancing short- and long-term needs.

Design, develop, and maintain application virtualization software and microservices. Implement features in App Volumes Manager (Ruby on Rails) or Java/J2EE services, troubleshoot customer escalations, produce software designs, build RESTful APIs, and follow test-driven, CI, and Agile practices to deliver high-scale, enterprise-grade solutions.

Design, build, and maintain a high-scale Ruby API using Rails/Sinatra. Write well-factored, tested code (RSpec, TDD/BDD), support AWS infrastructure (Terraform), debug production with Airbrake/Datadog/CloudWatch, mentor distributed engineers, and participate in heavy pair-programming across timezones.

Design, build, and maintain Ruby on Rails APIs and React frontends; architect and optimize PostgreSQL schemas and queries; manage Docker/Kubernetes services and Terraform IaC; implement PKI/mTLS and secure authentication; solve offline data serialization/synchronization; own CI/CD pipelines and support mission-critical field deployments.

Develop and maintain Ruby on Rails web applications, implement RESTful services and MVC patterns, work with MySQL and Linux servers, build web UIs using HTML5/CSS/JavaScript/Ajax, and ensure secure connections (OpenSSL/HTTPS).

Develop and maintain pure Ruby (no Rails/ActiveSupport) applications and web services. Apply strong OOP and MVC patterns, client/server communications, cloud integrations (OpenStack/OpenShift/AWS), and deployment automation/CI/CD practices. Participate in team collaboration, offer technical direction, and support deployment tooling; bonus skills include Fog/aws-sdk, message queuing, concurrency concepts, Chef or Puppet.

Develop pure Ruby services (no Rails/ActiveSupport). Apply OOP and MVC patterns to build web services, client/server communication, cloud integrations (OpenStack/OpenShift/AWS), and deployment automation/CI/CD. Collaborate on technical direction and contribute to team delivery. Familiarity with Fog/aws-sdk, message queuing, concurrency, and configuration management (Chef/Puppet) is a plus.

Senior Ruby developer to design and implement scalable telecom solutions, collaborate with product and UX teams, ensure quality/performance, use agile practices, and work with NoSQL and mobile technologies where applicable.

Develop and maintain Ruby on Rails web applications, using front-end technologies (JavaScript, HTML, CSS, jQuery). Apply MVC, ORM, mocking, and RESTful design principles. Collaborate with global teams and multiple stakeholders, travel frequently, and participate in design reviews and SDLC activities.

Senior individual contributor building and delivering high-quality Ruby on Rails solutions. Leads code reviews, mentors engineers, performs root-cause analysis, designs tests, collaborates with architects, assesses technical risks, and contributes to architecture and product strategy within Agile teams.

Design, develop, and maintain scalable web applications using Ruby on Rails, mentor junior engineers, and lead architectural decisions.

Seeking a Ruby on Rails Engineer to design and implement features, enhance backend applications, and support operations in a collaborative team environment.

Develop and iterate full-stack features for shop management software using Ruby on Rails and JavaScript/React. Contribute to architecture, integrations, and development practices to deliver highly available applications and client-facing functionality.

Full‑stack Ruby developer to design, build, maintain, and scale Ruby applications. Collaborate with cross‑functional teams, follow test‑driven development, identify and fix bugs/bottlenecks, and produce reusable, high‑quality Ruby code and libraries.

Seek a positive, collaborative senior software developer to build and maintain eClinical SaaS products. Responsibilities include coding in Ruby on Rails and Java, working in Agile, writing automated unit/functional tests (BDD/TDD), optimizing databases and queries, supporting operations/service delivery, and driving continuous improvement.

The Ruby on Rails Developer will enhance auction software, collaborate in Agile environments, provide production support, and ensure quality delivery.