Roman D.

CTO

Avatar placeholder
Berlin, Germany

Experience

Jan 2024 - Sep 2024
9 months
Berlin, Germany

CTO

EFS

  • Introduced a serverless/event-driven platform, boosting deployment frequency from 3 to 40 per month
  • Implemented an LLM-based fraud-detection proof of concept that flagged 92 % of suspicious transactions
  • Built performance and DORA metrics dashboards adopted by the C-suite
Mar 2023 - Sep 2023
7 months
Berlin, Germany

Interim CTO

Flightright

  • Spearheaded monolith-to-microservices re-architecture, reducing average response time by 40 % and enabling weekly releases
  • Productionised an LLM-driven claim-classification service that automated triage for over 100k cases, slashing manual review by 70 %
  • Introduced DORA metrics and outcome-oriented OKRs, boosting eNPS from 42 to 63 within six months
Jan 2023 - Present
3 years
Berlin, Germany

Tech Advisor

InnTech Vision

  • Designed a scalable RAG architecture delivering sub-1 s answers across a 100K-document corpus
  • Mentored founding teams on lean delivery, hiring, and cloud cost control
  • Facilitated GenAI discovery workshops that uncovered three new product lines
Oct 2021 - Dec 2022
1 year 3 months
Berlin, Germany

CTPO & Co-Founder

Man-Go

  • Bootstrapped end-to-end product and infrastructure
  • Championed lean engineering practices
Jan 2019 - Dec 2021
3 years
Berlin, Germany

Engineering Lead

Smava

  • Managed three squads (15 engineers)
  • Launched React migration
  • Introduced “Focus Time” initiative
  • Developed a mastery framework
Jan 2017 - Dec 2019
3 years
Berlin, Germany

Tech Lead

Höffner

  • Planned monolith-to-microservices migration
  • Strengthened onboarding and hiring processes
Jan 2006 - Dec 2017
12 years

CTO & Co-Founder

DexTecnology

  • Scaled team from 2 to 35 developers
  • Established technology vision, strategy, and mentoring culture
Jan 2001 - Dec 2006
6 years

Software Developer

Summary

Hands-on engineering leader blending 20 years of product-centric delivery with practical GenAI adoption. I design resilient cloud architectures, embed AI into business workflows, and grow motivated teams. Believer in lean, data-driven decisions and code that tells a story.

Skills

  • Leadership & Product: Agile & Lean • Org Design • Remote & Hybrid Teams • Okrs • Executive-level Stakeholder Communication
  • Ai & Data Llms: (Openai Gpt, Anthropic Claude, Mistral) • Retrieval Pipelines (Langchain, Llamaindex – Basic) • Vector Store • Prompt Engineering & Evaluation • Python Data Stack (Numpy, Pandas)
  • Software Architecture: Event-driven Microservices • Domain-driven Design • Micro-frontends • Ci/cd • Iac (Terraform, Cdk) • Kubernetes • Observability
  • Tech Stack (Hands-on): Typescript/node.js • React/next.js • Java • C# • Python • Postgresql • Mongodb • Gcp • Aws • Azure

Languages

Russian
Native
English
Advanced
Romanian
Intermediate
Ukrainian
Intermediate
German
Elementary

Education

Taras Shevchenko University

MSc · Computing Machinery & Systems · Kyiv, Ukraine

Certifications & licenses

AWS Solutions Architect Associate

Professional Scrum Master I

Inspiring & Motivating Individuals

University of Michigan

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