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Samuel Russell Prajasantosa · Career, in four chapters

From Jakarta to Berlin,in four acts.

Software Quality Team Lead. Jakarta-born, Malaysia-trained, now shipping remote with Berlin. This is the work so far scroll to move through it.

BeginFour chapters · Roughly three minutes
Chapter 01
Foundation

Jakarta-born. Semarang-raised. Malaysia-trained.

Xiamen University Malaysia. Four years on a 50% merit scholarship, held all the way through. Graduated with a Springer-published thesis on lightweight authenticated encryption, then five months at BliBli writing my first real automation framework.

2018 — 2022

B.Eng. Software Engineering (Honours)

Sepang, Malaysia

Xiamen University Malaysia

2022

SDET Intern · BliBli.com

Chapter 02
Scale

Millions of transactions a day.

Fourteen months at Shopee on the ShopeePay Payment Processing Team. Backend, APIs, databases the machinery behind Indonesia's largest e-commerce flow. Led QA for the Java Go callback rewrite, real-time accounting integration, and a full GCP SPACE cloud migration.

2022 — 2023

Software QA Engineer

Sea Labs · Shopee

Jakarta, Indonesia

Three projects

Bank integration · Accounting · Cloud migration

Chapter 03
Lead

Berlin, remote. Quality at scale.

Started as a freelance moonlight across time zones. Converted to full-time. Promoted to Team Lead. Now responsible for automation strategy, quality metrics, and the practice across multiple products coordinating dev, product, and QA across continents.

2023 — Present

Software QA Team Lead

Paul's Job

Berlin, Germany · Remote

Owning

Strategy · Metrics · Mentorship

Chapter 04
The next act

Hydra. Many heads. One verdict.

I proposed it. The team I lead built it. A Jira-driven QA agent on Claude and Codex our move in the AI-agent era reshaping the craft. Live on staging, growing every sprint, returning time to the work only humans are uniquely good at.

2026 — ongoing

Hydra · QA Validation Agent

Status

Live on staging

Built on

Claude · Codex · Claude Code

End credits

Still writing. Let's talk.

Four chapters in, the story is still being written. If anything here made you curious about Hydra, AI-native QA, or working together the door is open.

Now

Software QA Team Lead at Paul's Job — remote from Jakarta.