Back End Developer - Node.js / TypeScript
🌍 About Hopae
At Hopae, we’re building the world’s most trusted digital identity platform — private, secure, and built for real life.
We believe identity should be in your control — not locked behind outdated systems or centralized gatekeepers.
Our technology powers instant, privacy-first verification for people and businesses worldwide — across fintech, credentials, supply chain, and gaming.
Backed by top global investors, Hopae operates across Seoul, Paris, and San Francisco, bringing together exceptional talent from over 10 nationalities.
We move fast, think globally, and build products that define the future of identity.
💡 Why You’ll Love It Here
Global DNA: Work with exceptional peers across Seoul, Paris, and San Francisco
High Impact: Build technology shaping the global trust and identity landscape
Ownership Culture: No micromanagement — full trust, full accountability
Elite Standards: Work fast, learn fast, and grow with world-class peers
Inclusive & Respectful: 10+ nationalities, diverse perspectives, one vision
Growth Mindset: Access mentorship, leadership visibility, and continuous learning
🎯 What You Will Do
Role: Back End Developer - Node.js / TypeScript
As a Backend Engineer at Hopae, you’ll shape the architecture and infrastructure that drive our identity verification solutions. This is a high-impact role where you’ll design, build, and optimize systems that support millions of users across the globe. If you’re passionate about delivering scalable, secure, and efficient backend solutions, we want to hear from you.
System Design & Development: Architect and develop backend systems that are robust, scalable, and built to last.
Cross-Functional Collaboration: Partner with product, frontend, and operations teams to create seamless and reliable solutions.
API Development: Build and maintain RESTful APIs and WebSocket connections that enable secure and fast integrations.
Performance Optimization: Continuously enhance system speed, reliability, and security to ensure a top-notch user experience.
Code Excellence: Write clean, efficient code with an eye toward scalability and maintainability.
Our Stack
Languages: Node.js, TypeScript
Frameworks: Nest.js
Databases: MySQL, MongoDB
APIs: RESTful, WebSocket, GraphQL
DevOps: Docker, GitHub Actions, AWS CodePipeline
Cloud: AWS, GCP
🧠 Who You Are
You’re a creative problem solver with a strong foundation in backend development. You bring both technical expertise and a drive to make an impact. Here’s what we’re looking for:
3+ years of experience in backend development with strong skills in Node.js and TypeScript
Proficiency with database technologies like MySQL and MongoDB
Solid understanding of RESTful API and WebSocket development
Experience in a high-growth startup or similar fast-paced environment
Familiarity with microservices architecture and Docker
Interest in digital identity or cybersecurity technologies
⚡️ Fast Facts
💰 $6.5M+ raised from top global investors
📦 2.6M+ downloads of our sd-jwt-js library
🌍 10+ nationalities across 3 hubs
🔬 82 eID research projects completed
🌐 3 projects accepted into the OpenWallet Foundation
🎁 Benefits
Unlimited PTO
Remote-friendly work model
Real ownership from Day 1
High-impact, global product
Multicultural, respectful team
🧭 Interview Process
Recruiter Intro Call (30 min) – Get to know Hopae
Functional or Technical Interview (45 min) – Dive into your skills
Culture Fit Conversation (45 min) – Collaboration & alignment
Offer 🎉
Note: The process may vary slightly depending on the role.