> JEyes / Rails

Legend, a leading Sports and Gaming marketing company, is seeking a Senior Software Engineer (Ruby) to design and implement backend architecture for real-time gaming experiences. Requires experience with large-scale systems, Domain-Driven Design, API-first architecture, and proficiency in JavaScript (React/Next) or another backend language, with knowledge of Ruby. Experience with Pub/Sub, websockets, and SSE is needed. This is a remote, full-time UK position.

Buoy Software is a health-tech company focused on revolutionizing blood donation processes through innovative software. They are seeking a Senior Software Engineer (Remote, US-based) with 3-6+ years of experience in Ruby on Rails and PostgreSQL. Experience with Hotwire (Turbo/Stimulus), TypeScript, or React is a plus. The role involves designing scalable systems, writing and reviewing code, mentoring engineers, and collaborating with product/design teams to improve blood product supply.

Element Solutions, a HUBZone-certified consulting partner in the government sector, is seeking a FHIR Implementation Specialist. This remote role focuses on leading FHIR implementation, data ingestion, and API development for government clients. Requires 4+ years of FHIR and Java development experience, familiarity with healthcare data standards (HL7, FHIR, JSON, XML), and proficiency in Java/Spring. Python and Ruby on Rails knowledge is a plus. Salary range is $130K - $150K.