Role Overview We are seeking a Senior Full-Stack Engineer to help lead the design, development, and evolution of Kiva’s core platform. In this role, you’ll work across backend services and frontend applications, drive technical decisions, and raise the bar for code quality, reliability, and team effectiveness. You’ll be trusted with ambiguous problems, expected to think in systems, and empowered to mentor others while delivering meaningful product outcomes. At this time, we can only consider applicants with authorization to work in the United States on a permanent, full‑time basis; unfortunately we cannot provide visa sponsorship. Key Responsibilities Lead the design and delivery of complex, end‑to‑end features using Kotlin, PHP, Node.js, and Vue.js / Nuxt Own technical solutions from discovery through production, balancing product needs with long‑term maintainability Design, build, and evolve backend services, APIs, and data models that support high‑impact workflows Set standards for frontend quality, performance, and accessibility across user‑facing applications Influence architecture and technical direction through design reviews and thoughtful trade‑off analysis Proactively identify and reduce technical debt, reliability risks, and operational bottlenecks Collaborate closely with product, design, platform, and data teams to shape roadmap and execution Debug and resolve complex production issues, contributing to incident response and prevention Mentor and support other engineers through code reviews, pairing, and technical guidance Contribute to documentation, best practices, and shared engineering standards Preferred Qualifications 6+ years of professional software engineering experience, including senior‑level ownership Strong backend experience with Kotlin, PHP, and/or Node.js in production systems Frontend expertise with Vue.js, Nuxt, or comparable modern frameworks Experience designing scalable APIs and data models for real‑world usage Proven ability to deliver complex projects with minimal direction Strong code quality instincts, including testing strategies and maintainability Experience working in collaborative, cross‑functional product teams Comfort operating in production environments with high availability and user impact DevOps & Platform Experience (Bonus) Experience working with AWS or similar cloud platforms Familiarity with Docker, Kubernetes, and containerised deployment Exposure to Terraform, CI/CD pipelines, or infrastructure‑as‑code Ability to reason about system reliability, observability, and performance trade‑offs What We Offer A work‑from‑home position; final candidate must be authorized to work in Bogota, Colombia. An opportunity to improve real lives, solve hard problems, and change the world Friendly, supportive, and adventurous environment with a team of engaged colleagues A comprehensive, industry‑leading benefits package including health, dental, and vision insurance, parental leave, professional development, and unlimited PTO. Some of these benefits have eligibility requirements. Many of these benefits are subsidised or fully paid for by Kiva. Opportunities to connect with and learn from colleagues and partners around the world We are an equal opportunity employer and a great place to work. We actively welcome people of different backgrounds, experiences, abilities, and perspectives. #J-18808-Ljbffr