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Full Stack Engineer (NestJS / Python) at FusionHit. At FusionHit, we’re driven by a clear mission—to empower organizations with AI‑centered solutions that make them more adaptable, efficient, and future‑ready. As a company at the forefront of innovation, we help clients build exceptional software that not only meets today’s needs but anticipates tomorrow’s challenges. Our partnerships with clients like Instructure, Young Living, Imagine Learning, and Mars Corp. reflect our commitment to delivering top‑tier, scalable, and world‑class software. With offices across the U.S., LATAM, and India, FusionHit is creating an environment where talented individuals thrive, collaborate, and have fun while building transformative solutions. If you’re looking to grow in a fast‑paced, innovative environment where your work truly matters, we’d love to hear from you.. Location:Location:. Must reside and have work authorization in Latin America.. Availability:Availability:. Must be available to work with significant overlap with Mountain Standard Time. Independent Contractor Agreement . - direct hire with one of our partners in the US.. Project Overview:. We’re partnering with a client in the workforce development and upskilling industry that’s building an AI‑driven platform to deliver immersive workplace simulations. The goal: Help employees learn and master interpersonal and cognitive skills that directly improve performance, productivity, and retention. The platform uses real‑time audio/video, digital avatars, and AI—running on a fast‑moving backend infrastructure.. Role Overview:. We’re seeking a Full Stack Engineer (NestJS / Python) with 4–6 years of experience, primarily focused on backend development (~80%) in TypeScript and NestJS, with some work on the frontend (~20%) using ReactJS. You’ll play a key role in helping migrate a complex Java‑based backend to a modern, cloud‑native stack. The project runs primarily in Azure, with some components in AWS and Jenkins for CI/CD. You’ll work closely with design and product teams in an agile environment to deliver clean, scalable, high‑performing solutions while maintaining existing systems during migration.. The Ideal Candidate Has:. BS/MS in Computer Science, Information Technology, or related field with 5+ years of experience in site reliability engineering, DevOps, or infrastructure management. . Proven experience with web applications and distributed systems. . Strong automation skills with experience in CI/CD pipelines (Jenkins, Bamboo, Concourse, or similar). . Experience with monitoring and observability tools like Dynatrace, Splunk, or Prometheus. . Strong troubleshooting and root cause analysis skills to resolve production issues. . Experience with performance tuning and cloud‑native application optimization. . Knowledge of Infrastructure as Code (IaC) and automation (Terraform, Ansible, or similar). . Experience working with SQL and NoSQL databases. . Programming experience in Java, Python, Scala, or other object‑oriented languages. . Excellent communication skills in English (C1 preferred, strong B2 may be considered). . Key Responsibilities:. Ensure system reliability and availability by monitoring key service metrics, identifying issues, and implementing proactive solutions. . Automate repetitive tasks to reduce operational overhead and improve system efficiency. . Perform performance testing and capacity planning to optimize infrastructure. . Investigate and resolve incidents to improve system stability and prevent recurring issues. . Collaborate with development teams to ensure seamless deployments and infrastructure improvements. . Improve observability by building and maintaining dashboards for system health monitoring. . Contribute to technology road‑maps by recommending improvements in reliability, performance, and automation.. Company Location: Mexico.