Prior work

The engineering behind Root Delta. Razvan’s record since 2012.

Five projects from Razvan Dinita’s own engineering career, before and alongside Root Delta, with client and product names left out.

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The projects

Every project below is Razvan Dinita’s own engineering work, delivered before or alongside Root Delta. Client and product names are left out, in the same way Root Delta keeps client work confidential.

PRINCIPAL ENGINEER · SINCE 2026

  • AI document processing
  • API design
  • Multi-tenant SaaS

From first working version towards commercial launch.

ContextPrincipal engineer, February 2026 to present.

Razvan took on a client-owned platform for professional advisers that was already under way, and leads the cloud-native engineering taking it from a first working version towards commercial launch. His work spans AI-assisted document processing, API design and security, reliability, and multi-tenant SaaS foundations.

What it showspicking up a partly built platform and carrying it towards launch, which is a different skill from starting on a blank page.

R&D · SINCE 2025

  • AI-assisted
  • Markdown
  • QTI 1.2
  • QTI 2.1

An AI-assisted authoring platform, built to a published export standard.

ContextIndependent R&D project, December 2025 to present.

Razvan designed and built an AI-assisted assessment-authoring platform for educators. It turns learning objectives and source material into editable question banks, with a Markdown-first editor and a preview, and exports to the QTI 1.2 and 2.1 standards so the output imports into a learning platform’s quizzes.

What it showsapplied AI product engineering, taken past the demo stage to a working export format that other systems accept.

8 DAYS · 2025

  • Next.js
  • React
  • Tailwind
  • AWS Amplify

Eight days, start to finish.

ContextFreelance engagement, August 2025.

Razvan built a secure, production-ready front end for an existing SMS service. It shipped with sign-in, role-based access across three levels of user, and a full audit trail of every system and user action, deployed on a managed cloud platform.

What it showsa tight deadline met with role-based access control and full audit logging in place.

7 YEARS · 2018 TO 2025

  • Angular
  • Next.js
  • React
  • TypeScript

A client relationship that outlasted its own codebase.

ContextClient engagement, June 2018 to October 2025.

Razvan built a client-facing web application, first in Angular and TypeScript, then rewrote it from the ground up in 2020 on Next.js, React and TypeScript. He added authentication, protected routes and session management, and connected it to backend services through lightweight serverless APIs.

What it showsa single client-facing system carried across a full rewrite and years of ongoing operation, not a one-off delivery.

CTO · 2012 TO 2016

  • Modular
  • Distributed
  • Full-stack

A distributed platform, from first architecture decision to production.

ContextCo-founder and CTO, 2012 to 2016.

Razvan co-founded the company and served as its CTO, leading the design and delivery of a modular, distributed full-stack platform from concept through to production.

What it showstechnical ownership of a whole platform, including the early architecture decisions everything after them depends on.

The engineer behind all five of these leads every Root Delta engagement personally.

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