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Posted May 19, 2026

Senior Full-Stack Engineer (Ruby on Rails & React) — USA

About the position NextLink Labs is seeking a motivated Senior Full-Stack Engineer to join our Custom Software Development consulting team. A successful person in this role will be tasked with building and maintaining web applications for our clients and will also possess a strategic mindset to contribute internally to improving our consulting practice. Responsibilities • Build end-to-end features for client applications using Ruby on Rails and React • Make pragmatic architecture decisions to alleviate technical debt in legacy applications • Engage in technical conversations with clients to understand their pain points and how best to solve them • Mentor junior developers and assisting the team in ongoing efforts to establish internal best practices to elevate our standards of excellence • Work with other NextLink engineers to architect and implement software solutions • Communicate directly with clients to give demonstrations and receive feedback • Review legacy software applications to identify and remediate technical debt • Work in an agile team environment with weekly stand ups • Engage in code reviews of your teammates' work • Contribute to internal NextLink Labs documentation and code templates • Engage in thought leadership through blog posts, webinars, and other marketing materials • Assist Sales and Marketing by joining scoping calls and providing technical input Requirements • 5+ years of experience building web applications, with strong proficiency in Ruby on Rails and React or equivalent frameworks • Ability to work independently and take ownership in a variety of software engagements • Ability to scope individual features and full software projects based on client requests • Excellent written, verbal, and interpersonal skills with the ability to build buy-in, facilitate compromise, and guide client expectations • Strong unit-testing and debugging abilities (RSpec/Minitest, Jest/RTL) • Proficient understanding of version control systems (Git) • Understanding of accessibility and security compliance • Understanding of fundamental design principles behind a scalable application • Experience with APIs (REST/GraphQL), relational databases (PostgreSQL/MySQL), and background jobs (Sidekiq/Active Job) Nice-to-haves • Experienced with DevOps tooling (AWS, Terraform, Docker) and observability platforms (Sentry/Datadog/Grafana) Benefits • Competitive salary with bonus structure • Remote-first culture, flexible work schedule, and autonomy to do your best work. • Healthcare (Medical, Dental, and Vision) and 401k • Paid parental leave • Responsibility and autonomy at a growing company • The opportunity to build something big and exciting