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Stephane Katende
Stephane Katende

Full-Stack Software Engineer

Hi, I'm Stephane Katende.

I build software that works.

From HVAC control systems powering 3M+ sq ft of commercial buildings to fintech platforms — I ship clean, maintainable products across the full stack.

View my work
LinkedInGitHubVermont, USA

Experience

Where I've worked

MUJ Digital Ltd

Junior Full-Stack Engineer

Jan 2026 – Mar 2026

  • Built an API-only Rails backend serving both web and mobile clients from a single codebase.
  • Built a Shopify Liquid-powered website builder that rendered server-side templates from JSON configs.
  • Developed a React Native app consuming the Rails API with feature parity across iOS and Android.
  • Diagnosed and resolved production API defects, extending endpoints without breaking existing behavior.
  • Shipped a fintech MVP (SpendTrails) across web and mobile in 3 months as a 2-person engineering team.

HTS & Control Technologies

HVAC Software Engineer

Feb 2022 – Jan 2026

  • Led 15+ projects end-to-end as tech lead — from requirements through deployment and client training.
  • Built real-time cloud databases delivering live analytics across 3+ million sq ft of managed building space.
  • Designed mobile-friendly UI dashboards giving operators visual control over connected HVAC equipment.
  • Translated sequence-of-operations requirements into control logic using Java, Ladder Logic, and N4 Wiresheet.
  • Integrated AI-capable alarm, lighting, access control, and camera systems with real-time intrusion detection.

Projects

Things I've built

Question Tracker

A full-stack exam question tracker for MCAT/USMLE prep. Users log, review, and analyze practice questions across persistent sessions. Includes CI/CD via GitHub Actions and Firebase Hosting.

React 18FirebaseFirestoreGitHub Actions

Loan Mate

A multi-portal loan management system with dual admin and borrower interfaces. Granular RBAC across dashboard, loans, payments, documents, chat, and notifications.

Next.js 16React 19Shadcn/UIRadix

SpendTrails

A fintech MVP built in 3 months as part of a 2-person team. Linked bank accounts via Plaid, tracked spending, shipped across web and mobile.

React NativeRuby on RailsPlaidNext.js

Skills

What I work with

Frontend

ReactReact NativeNext.jsTypeScriptTailwind CSSShadcn/UIRadixHTMLCSSJavaScriptShopify Liquid

Backend

Ruby on RailsNode.jsREST APIsPostgreSQLSQLFirebaseFirestoreJavaCC++Android Development

Building Automation

Niagara4Distech GFXLadder LogicN4 Wiresheet

DevOps & Tooling

GitHub ActionsCI/CDDockerVercelFirebase HostingGitPlaywrightVitest

Integrations & Concepts

PlaidOAuth2OOPData StructuresAlgorithmsSoftware Engineering

About

A bit about me

I'm Stephane Katende, a software engineer based in Vermont with a B.S. in Computer Software Engineering from Vermont Technical College. I've spent the last four years building across IoT building systems and fintech web products.

At HTS & Control Technologies, I led 15+ projects as tech lead. At MUJ Digital, I helped ship a fintech MVP in 3 months across web and mobile as a 2-person team.

Outside of work I'm studying Data Structures & Algorithms and building personal projects.

Education

B.S. in Computer Software Engineering

Vermont Technical College

Randolph, VT | May 2019 – May 2023

15+

Projects led end-to-end at HTS

3M+

Square feet of building systems managed via real-time dashboards

4yrs

Professional engineering experience across IoT and web

Let's work together.

If you're building something and need someone who can own the full stack — from schema design to deployed UI — reach out.

Email meLinkedInGitHub

Stephane Katende · Software Engineer · Vermont, USA