Full-stack Developer

1 day ago

Hanoi, Hanoi, Vietnam ActiveFence Full time

About the Role:

We are looking for a highly skilled and proactive Full-stack Developer to join our team for maternity leave cover, with the possibility of transitioning into a full-time role. This position is ideal for an analytical problem-solver who thrives in dynamic environments and can seamlessly integrate technical expertise with business acumen to deliver impactful solutions.

Responsibilities:

  • Build and maintain production-grade frontend and backend systems that power our AI platform
  • Own features end-to-end: design → implement → deploy → monitor → improve
  • Build observability and monitoring across the stack (Coralogix, OpenTelemetry, or similar)
  • Partner with the AI and data teams to deliver platform capabilities that support multi-agent systems
  • Help establish engineering best practices; drive code quality, reviews, and standards
  • Move fast using AI coding tools - Cursor, Claude Code, or similar
Requirements
  • 4+ years hands-on full stack development in production environments
  • Strong React/TypeScript and Python experience
  • Production experience with cloud infrastructure (AWS, Docker, CI/CD)
  • Passion for AI-assisted development and agentic coding (Experience with Cursor, Calude Code, GH Co-Pilot, etc)
  • Fast learner who actively explores new tools and technologies
  • Enthusiasm for sharing knowledge and evangelizing what works

Nice to have

  • Observability tools: Coralogix, Datadog, OpenTelemetry
  • Experience with IaC (Terraform)
  • Background in security, trust & safety, or similar domains

If you are a forward-thinking data professional who can quickly adapt, innovate, and deliver, we invite you to join our team for this exciting opportunity. Apply today to make an impact

About ActiveFence

ActiveFence is the leading tool stack for Trust & Safety teams, worldwide. By relying on ActiveFence's end-to-end solution, Trust & Safety teams - of all sizes - can keep users safe from the widest spectrum of online harms, unwanted content, and malicious behavior, including child safety, disinformation, fraud, hate speech, terror, nudity, and more.

Using cutting-edge AI and a team of world-class subject-matter experts to continuously collect, analyze, and contextualize data, ActiveFence ensures that in an ever-changing world, customers are always two steps ahead of bad actors. As a result, Trust & Safety teams can be proactive and provide maximum protection to users across a multitude of abuse areas, in 70+ languages.

Backed by leading Silicon Valley investors such as CRV and Norwest, ActiveFence has raised $100M to date; employs 300 people worldwide, and has contributed to the online safety of billions of users across the globe.

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