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SINE
Full-Stack Software EngineerAvailable for work

Isaac

Epaphras Sam

Building software for healthcare

Production systems since 2022, where being wrong has consequences: regulated patient records, live funds moving between strangers, and infrastructure that has to stay standing.

Selected work

Five systems, built where being wrong has consequences.

Workspace Global Client, Talent & Operations Platform screenshot01 / 05
Marketplace / OperationsLive

Workspace Global Client, Talent & Operations Platform

Three connected dashboards for a creative-talent marketplace: clients request work, talent delivers it, and an operations team runs everything in between.

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Experience

  1. Apr 2026 - Present

    RL Environment Engineer

    Bespoke Labs

    • Developed AI agent evaluation tasks for Nebula Aurora, a Kubernetes-based benchmark that tests frontier AI models on real DevOps and SRE incidents
    • Wrote setup scripts that inject controlled failures into K3s clusters, simulating incidents across CI/CD pipelines, service mesh configurations, and observability stacks
    • Built Python graders with partial scoring that check agent responses against actual system state, plus ground-truth solution scripts; every task had to be verifiable from observable system state alone
    • Annotated coding-agent trajectories to produce training data for agents' research and planning ability
  2. May 2026 - Oct 2026

    Frontend Engineer

    Workspace Global

    • Worked across all three apps of a client, operations, and talent platform through MVP delivery, and owned the client dashboard end to end
    • Built the client dashboard's request submission and approval flow, deliverables and file previews, checkout, campaigns, brand documents, meeting booking, and help desk
    • Built shared features used in all three apps, including real-time chat with channels and archived conversations, announcements and notifications, and auth flows with email verification and password rules
    • Contributed to the shared UI and auth packages in a pnpm/Turborepo monorepo built on React, TanStack Router, and TanStack Query
  3. Mar 2025 - Mar 2026

    Fullstack Developer

    Gigsama LLC

    • Built the Carex Scholar frontend across two role-based portals: an organization portal for schedules, scholar check-ins, group notes, and assessments, and a staff portal for organization oversight, assessment scheduling, and reviews
    • Maintained HIPAA compliance across the platform, including data access controls and audit logging for sensitive healthcare records
    • Led R&D on production tooling (PostHog, Sentry, Zoho Desk) and built proofs of concept for EHR and insurance billing integrations before full implementation
    • Shipped backend features and fixes in the Scholar API with Express.js and PostgreSQL
  4. Nov 2024 - Jul 2025

    Fullstack Developer

    Hurisoft

    • Built the iExchange P2P crypto trading app from scratch, setting up the architecture and building trading flows, KYC verification, order management, dispute resolution, and the admin panel
    • Built the iExchange marketing site, a separate surface focused on user acquisition and conversion
  5. Nov 2023 - Nov 2024

    Fullstack Developer

    KNUST School of Business

    • Built an exam attendance system with an admin dashboard for recording and managing invigilator sign-ins across exam sessions
    • Built a staff election system with secure ballot submission, duplicate vote prevention, and real-time results
    • Built a nomination platform with four-tier role-based access, a two-stage submission and review workflow, conflict-of-interest checks for reviewers, CSV and PDF reports, and real-time notifications
  6. Oct 2022 - Jan 2023

    Software Engineer Intern

    BSystems Limited

    • Added features to the PeoplesPay admin dashboard and fixed responsive layout issues on smaller screens
    • Wrote technical documentation for the web application to support onboarding and future development
  7. 2019 - 2023

    BSc Computer Engineering

    Kwame Nkrumah University of Science and Technology

    • First Class Honours with CWA of 73.71 (GPA: 3.70)

Capabilities

Languages

  • TypeScript
  • JavaScript
  • Python
  • SQL

Frontend

  • React
  • Next.js
  • Vue 3
  • React Native
  • TailwindCSS

Backend

  • Node.js
  • Express
  • Prisma
  • PostgreSQL
  • Firebase

Infrastructure

  • Kubernetes / K3s
  • Docker
  • AWS
  • CI/CD
  • Observability

Open to engineering roles.

If the work above is the kind of thing your team is building, I’d like to hear about it.