Top Senior Ruby Jobs in NYC, NY

Build and maintain full-stack features using Ruby on Rails and Vue.js, from database design through user interfaces. Develop APIs, background jobs, automated tests, and PostgreSQL queries; review code, troubleshoot production issues, and improve CI/CD pipelines. Collaborate with product, design, QA, and client stakeholders to scope and ship iterative releases. The role also involves dependency upgrades, technical-debt reduction, and responsible use of AI coding assistants.

Build and operate full-stack features across database, API, and front-end layers using Ruby on Rails. Own complex problems end to end, modernize legacy systems, design durable APIs, improve reliability and developer productivity, and participate in production support. Collaborate with product and engineering teams, document technical decisions, mentor peers, and contribute to architecture, code reviews, and on-call operations. The role also involves using modern developer tooling and working on scalable fleet and service-management software.

Build and scale full-stack applications using Ruby on Rails, React, PostgreSQL, Docker, Kubernetes, and Terraform. Design APIs, data architectures, synchronization systems, infrastructure, and CI/CD pipelines for secure, reliable operation in disconnected and low-bandwidth environments. Collaborate across engineering, business development, and mission teams while supporting critical defense and public safety operations.

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

Develop and maintain LabArchives electronic laboratory notebook, inventory, and scheduler products. Collaborate with product, operations, and support teams to design, build, test, release, and improve software features across front-end, back-end, and database layers. Create unit tests and expand automation frameworks, participate in code reviews, security audits, and accessibility evaluations, and contribute to continuous improvement in a remote environment.

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.

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.

Develop and maintain a Rails 3.2 application, build internal tools, write unit and test automation, support CI/CD, diagnose and fix bugs, follow SOPs for regulated environments, and collaborate with QA and Product in Agile ceremonies.

Designs, researches, and implements complex cross-system software; translates customer requirements into solutions; develops and optimizes data models and storage; mentors junior engineers; performs code reviews, TDD, and complex bug fixes; operates in Agile/Waterfall environments and promotes development best practices.

Design, develop, and maintain complex cross-system software; translate user requirements into solutions; implement best practices and development processes; resolve complex technical issues; mentor and train junior engineers; design complex data models and complete difficult bug fixes; participate in specifications, code reviews, and collaborate across teams in various development environments.

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.

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.