Principal Software Engineer (Ad Platforms)

Mediacorp Pte Ltd; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

A leading media corporation in Singapore is seeking a Principal Software Engineer with expertise in Ad Platforms. The role involves designing, building, and optimizing advertising technology solutions for data-driven digital media products. The candidate should have extensive full-stack development experience, proficiency in JavaScript, and a solid understanding of ad ecosystems like programmatic and DSPs. This position requires strong collaboration skills to partner effectively with various teams and drive measurable business outcomes.

Qualifications

• 5+ years of experience as a Full-Stack Developer.
• Strong knowledge of modern front-end technologies and frameworks.
• Experience with performance optimization and debugging.

Responsibilities

• Design, develop, and maintain full-stack applications for ad delivery.
• Build scalable APIs and services to integrate with ad servers.
• Collaborate with product managers and data scientists to define requirements.

Skills

Full-stack development

JavaScript

React

API integration

Performance optimization

Collaboration

Problem-solving

Clean Code principles

Education

BSc in Computer Science or related field

Tools

GIT

React

CMS platforms

Job description

We are seeking a highly skilled Principal Software Engineer with expertise in Ad Platforms to design, build, and optimize advertising technology solutions that power scalable, data‑driven digital media products. The ideal candidate has strong full‑stack development experience, knowledge of advertising ecosystems (programmatic, DSPs, SSPs, ad servers, etc.), and a passion for building performance systems that drive measurable business outcomes.

Key Responsibilities

Development & Engineering

• Design, develop, and maintain full‑stack applications for ad delivery, targeting, reporting, and optimization.
• Build scalable APIs and services to integrate with ad servers, DSPs, SSPs, and data providers.
• Develop and maintain web‑based dashboards, campaign management tools, and analytics platforms.
• Analyze, troubleshoot, and optimize ad solutions for efficiency and performance.

AdTech‑Specific

• Implement and optimize ad serving logic, bidding algorithms, and header bidding solutions.
• Work with client‑ and server‑side integrations (e.g., Prebid, Google Ad Manager, OpenRTB).
• Build audience segmentation, targeting, and personalization systems leveraging first‑party and third‑party data.
• Implement tracking, measurement, and attribution frameworks across platforms.

Collaboration

• Partner with product managers, data scientists, and ad operations teams to define requirements and deliver solutions.
• Work closely with DevOps teams to ensure secure, reliable, and scalable deployments.
• Collaborate with analytics teams to surface actionable insights via reporting dashboards.

Qualifications

• BSc in Computer Science or related field
• 5+ years of experience as a Full‑Stack Developer
• Strong knowledge of JavaScript, modern front‑end technologies, and frameworks (React, Vue, or Svelte)
• Proficiency in Clean Code principles, Design Patterns, Unit Testing, and version control (GIT)
• Experience with performance optimization, cross‑browser compatibility, debugging, and problem‑solving
• Familiarity with CMS platforms (Strapi, Drupal, WordPress)
• Knowledge of HTML5, CSS3/Sass, JavaScript, AJAX, jQuery, XML, JSON
• Understanding of Agile methodologies and API architectures (REST, RPC)
• Exposure to AdTech tools, web analytics integration, ad serving, pixel implementation, retargeting, mobile, and video
• Strong collaboration skills, with experience in code reviews and architectural discussions
• Excellent communication, analytical, and multitasking abilities
• Proactive, dynamic, and results‑driven team player
• Committed to staying updated with emerging technologies