Roko

From Croatia (UTC+2)

Automation QA Engineer|Senior

Skills and seniority verified on Oct 27, 2026

Roko – Typescript, Playwright, JavaScript

Roko is a Senior QA Automation Engineer with over five years of experience in test automation, technical leadership, and Agile delivery. He specializes in Playwright and TypeScript, leads junior engineers, and owns CI/CD quality gates and automation frameworks. Roko integrates AI-driven workflows into test automation and has startup experience as a SaaS founder. Communication is clear for technical discussions, with a preference for weekly client updates.

6 years of commercial experience

Main technologies

Typescript

4.5 years

Playwright

4.5 years

JavaScript

3.5 years

Postman

3.5 years

QA Automation

4.5 years

Additional skills

Python

Claude Code

GitHub Copilot

LLM

CI/CD

n8n

MCP

Java

Docker

Selenium

Jenkins

API Testing

Spring Boot

PostgreSQL

GitHub Actions

Next.js

Supabase

OpenAI

SQL

AI agent development

Regression testing

Direct hire

Possible

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Experience Highlights

Senior Quality Engineer

Oct 2025 - Ongoing1 year

Project Overview

Technical leadership, AI test automations, API and UI autotests, auto test frameworks

Responsibilities:

Led two junior Quality Engineers through task allocation, code reviews, and quality standards.
Onboarded and mentored four interns.
Built and evaluated agentic workflows in CI/CD for automated test creation.
Contributed to MCP server development through MCP integration testing, LLM analysis, and AI agent evaluation.
Designed and optimized Playwright API/UI frameworks in Typescript.
Embedded smoke and functional tests into the release pipeline to halt releases on failure.
Led performance and stress testing with k6 for Black Friday preparations.

Project Tech stack:

Playwright

Typescript

Python

MCP

LLM

GitHub Copilot

Claude Code

n8n

Founder / Product Owner

Mar 2025 - Ongoing1 year 7 months

Project Overview

AI review-automation SaaS for restaurants.

Responsibilities:

Owned requirements and end-to-end quality.
Designed and built the MVP solo as event-driven n8n workflows backed by Supabase.
Co-developed the migration to typed microservices with a colleague.
Built a Java 17 / Spring Boot 3 API with PostgreSQL, Flyway, and JOOQ.
Built two Next.js frontends.
Ran services as Docker containers on a VPS behind a Cloudflare Tunnel.
Set up build, migration, and deployment automation through GitHub Actions.

Project Tech stack:

OpenAI

n8n

Supabase

Java

Spring Boot

PostgreSQL

Flyway

Next.js

Docker

GitHub Actions

Quality Engineer

Jun 2022 - Oct 20253 years 4 months

Project Overview

Playwright and Typescript API automation

Responsibilities:

Migrated five Java/Selenium UI suites to Playwright.
Built Playwright and Typescript API automation from scratch, including API mock servers.
Ran CI/CD for functional automation in Jenkins.
Performed API Testing in Postman.
Led load and stress testing with k6 and Vegeta.
Led regression cycles for major releases with cross-browser and responsive validation.

Project Tech stack:

Playwright

Typescript

Java

Selenium

Jenkins

API Testing

Postman

JavaScript

Docker

Groovy

Keep in mind, the experience summary might exclude non-relevant projects

Education

2020

Geology and Geophysics

MSc

2017

Geology

Univ. bacc. ing. Geol.

2019

computer science

Online course

Languages

Croatian

Advanced

English

Advanced

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