Senior Systems Developer

ProSearch is seeking a Senior Systems Developer in Portland, Maine to support a confidential nonprofit healthcare organization in a hybrid work environment. This organization plays a critical role in improving how healthcare data is managed, protected, and understood across the U.S.This is an exciting opportunity for a Ruby on Rails-focused Systems Developer who enjoys staying hands-on while also guiding a small, collaborative development team. You will help design and operate a secure, highly scalable data platform that supports healthcare claims data for more than 130 million individuals.The role is hybrid, with three days (Tues, Wed, Thurs.) per week in a beautiful office located in Portland, ME.Why This Role MattersYou will be a key technical leader within a high-impact organization that values integrity, innovation, and collaboration. This is a chance to influence architecture decisions, mentor developers, and build systems that truly make a difference in healthcare data transparency and reliability.What You Will DoTechnical Leadership and DevelopmentDesign, build, and maintain Ruby on Rails applications and API endpointsArchitect scalable backend services and database schemas within a Rails ecosystemWrite clean, efficient, and maintainable Ruby code with long-term sustainability in mindOptimize application performance and scalability across the stackTeam Leadership and CollaborationBalance hands-on Rails development with team leadership and project coordinationSupport developers through code reviews, pair programming, and best practices in Rails developmentServe as a mentor and technical leader for junior engineersEvaluate and adopt modern tools and technologies within the Ruby/Rails ecosystemCreate clear and well-structured technical documentationData Security and ComplianceUphold strict privacy, security, and compliance standards for sensitive healthcare dataEnsure data is accessed, processed, stored, and transmitted securelyPromptly report any suspected or actual security or privacy concernsAdhere to all company policies and regulatory requirementsWhat We Are Looking ForRequired QualificationsBachelor’s degree or higher in computer science, engineering, mathematics, or a related fieldStrong experience building applications using Ruby and Ruby on RailsExperience developing RESTful APIs and full-stack web applications (Rails + JavaScript frameworks such as React preferred)Hands-on experience designing and working with relational databases and complex data modelsFamiliarity with AWS and cloud-based infrastructureAbility to communicate technical concepts clearly to both technical and non-technical stakeholdersStrong organizational, communication, and time management skillsComfortable working in a collaborative, fast-paced environment with accountability for resultsPreferred ExperienceExperience scaling and maintaining production Rails applicationsBackground in healthcare data, claims processing, or regulated data environmentsExperience mentoring or leading developersCuriosity, attention to detail, and a passion for continuous learningWhat You Can ExpectCompetitive compensation and comprehensive benefitsA collaborative, supportive, and mission-driven cultureMeaningful work that impacts healthcare systems nationwideHybrid flexibility with an engaging, centrally located Portland officeOpportunities for professional growth and technical leadershipReady to Make an Impact?If you are a driven Ruby on Rails Systems Developer Lead who wants to combine technical excellence with purpose-driven work, we would love to hear from you. Apply today to help shape the future of healthcare data.