Full Stack Engineer - SG

About k-ID

k-ID is the global leader in privacy-first compliance and age verification infrastructure. Recognized as one of TIME’s Best Inventions of 2025, named a Tech Pioneer by the World Economic Forum and a winner of Fast Company’s Next Big Things in Tech, we are building the Age Layer for the internet - the fundamental infrastructure that allows digital platforms to verify age and manage compliance globally without friction.

Our core platform, anchored by the Compliance Development Kit (CDK) and AgeKit, is the trusted engine for the world’s largest game publishers and digital ecosystems. We replace fragmented, manual compliance with a unified API that handles age verification, parental consent, and regulatory logic across 200+ markets. Backed by top-tier venture capital firms like a16z and Lightspeed, k-ID is entering a phase of growth to define the standard for global digital safety.

About The Role

As a Full Stack Engineer at k-ID, you will help build the web applications and product experiences that developers, families, and end users rely on to interact with our platform.

This is a hands-on engineering role for someone who is comfortable working across the stack and wants real ownership. You will work closely with product, design, legal, and engineering partners to ship high quality applications that are fast, reliable, and easy to use. You should be comfortable moving between frontend and backend work, contributing to technical design, and operating what you build in production.

We are looking for an engineer who can execute independently, make sound technical decisions, and thrive in an early stage environment where systems and processes are still taking shape.

Location & Language

• Location: Singapore

• Languages: Proficiency in English

Key Responsibilities

• Build and maintain full stack web applications that support k-ID’s platform, partners, and end users

• Contribute to technical design and implementation decisions across frontend, backend, APIs, and data flows

• Work with product managers, designers, and legal stakeholders to turn complex requirements into clear and usable product experiences

• Develop responsive, reliable, and maintainable applications using Next.js and related technologies

• Improve and support production systems by identifying issues, debugging effectively, and shipping fixes with care

• Migrate existing systems and workflows to newer architectures and data stores while preserving system integrity and business continuity

• Write clean, well tested code and help maintain a high bar for code quality, performance, and developer experience

• Participate in code reviews, technical discussions, and team problem solving

• Contribute positively to the engineering culture through ownership, collaboration, and a willingness to improve how the team workse

Qualifications

• Bachelor’s degree in Computer Science or equivalent practical experience

• 2 or more years of professional software engineering experience, ideally in a startup or high growth environment

• Strong experience with Go, TypeScript, React, and Next.js

• Experience building modern full stack applications using technologies such as PostgreSQL, Redis, S3, and Kubernetes

• Experience with server rendered web applications and modern frontend architecture

• Ability to safely migrate legacy systems or workflows to modern application and data infrastructure without downtime or data loss

• Experience partnering with designers to build polished and intuitive user experiences

• Comfort working across product requirements, technical design, implementation, testing, and production support

• Ability to operate effectively in a fast paced environment with ambiguity and changing priorities

• Strong written and verbal communication skills in English

• Familiarity with compliance related or regulated product environments is a plus, but not required

Benefits

Competitive Salary

• A competitive startup salary aligned with experience and market benchmarks.

• Employee Stock Ownership Plan so you participate directly in the long term upside of the company.

Health and Wellbeing

• Comprehensive family health coverage, including medical, dental, and vision benefits

• Provided Mental Health and Wellness support benefit

Professional Development

• Hands on exposure with key clients in a scaling global tech company

• Opportunities for continuous learning through real ownership rather than formal training alone.

• Direct collaboration with the Founders and the tech leadership team

Culture and Ways of Working

• A collaborative, inclusive and low politics work environment.

• Flexible, trust based working culture shaped by a US startup operating model.

• A mission driven company focused on improving online experiences for kids and teens globally.

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