Software Engineer, Java, Adtima

Zalo • Python • Java • Scala • 12 days ago

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Location

In office (Ho Chi Minh City)

Confirmed on the employer's own hiring board on Oct 9, 2026. First seen by Alion on Jul 9, 2026. Zalo scores A on the Alion truth index.

Overview

Company

Impact

Profile match

Zalo

Zalo is a Vietnamese messaging and internet platform based in Ho Chi Minh City, part of the VNG Corporation group, whose app is used by more than 80 million people in Vietnam for chat, calls, official accounts, payments and mini apps. Launched in 2012 by founder Vuong Quang Khai, the Zalo group also runs the Zing MP3 music service, Zalo Video, the Kiki Auto voice assistant, Zalo AI language models, the Adtima advertising unit and Zalo Business Solutions cloud products. It hires product specialists and owners, data engineers and analysts, AI researchers, system engineers, ads policy and content moderation staff and customer service personnel.

zalo.me • HQ: Ho Chi Minh City, Vietnam • Social Networks • Messaging Apps • Est. 2012

Tech stack of Zalo

What you will do

Hanle ads serving system and report system;
Working cross-team in implemented projects or collecting requirements;
Participate in the design, development and implementation of new features and various supporting tools as required;
Learn more about tech stacks, programming languages, internal DBs & frameworks;
Research new technologies and learn to develop high-load, low-latency services and deliver high availability and performance.

What you need

Experience in Software Development Scala, Java;
Excellent analytical, observational and problem-solving skills;
Strong in algorithm and data structure;
Experience handling substantial volumes of real data, with a focus on building and maintaining scalable data pipelines;
Familiarity with in-memory and NoSQL databases, hands-on experience is preferered;
Familiarity with Python programming is a plus;
Be willing to learn new technologies and programming languagues;
AI Integration (Bonus): Proficiency in leveraging AI tools / GenAI (e.g., GitHub Copilot, ChatGPT, Codex, Claude,...) to optimize workflow, accelerate coding, and improve productivity is a distinct advantage.

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