Software Engineer — Full-Stack (Remote, LATAM) Gain is the fastest-growing (Inc****) medical and legal financial solutions company in the United States. Gain's SaaS-based, AI-enhanced third-party servicing platform for complex claims tied to litigation is the market leader in a $20 billion opportunity. Our mission is to even the playing field with insurance companies by providing access to quality medical care and financial solutions for those awaiting fair settlements, regardless of socio-economic status. This role operates at the intersection of financial technology and AI, with direct organizational impact and a mandate to drive AI transformation across the company. The Role Gain is rapidly growing its development team and is seeking a Full-Stack Software Engineer to join fully remote from Latin America. The idóneo candidate brings 3–6 years of experience, operates within Eastern Time (ET) business hours, and is eager to work across our SaaS platform in a fast-paced, AI-centric environment. Responsibilities Design and deliver features across Gain's full-stack SaaS platform Develop and integrate REST APIs across internal and external systems Contribute to AI-assisted development workflows and tooling Build and ship production-ready AI applications with LLM agent integration Partner with cross-functional teams to deliver scalable, production-grade software Required Skills Python C# or Java Angular SQL REST Preferred Skills Deployed production AI systems with LLM agents (e.g. LangChain) Prompt management and observability platforms (e.g. Langfuse) AWS, GCP, or Azure CI/CD pipelines QA Automation Qualifications 3–6 years of software engineering experienceBS or MS in Computer Science or related technical field Self-directed with a strong sense of ownership AI-first programming mindset Strong verbal and written English communication skills What we offer Salary in USD PTO: 15 business days per year Quarterly performance Bonus Birthday day off Equipment Purchase Reimbursement #J-*****-Ljbffr