[Backend] DPP Platform
Engineer

[Backend] DPP Platform
Engineer

[Backend] DPP Platform
Engineer

Full-time

Full-time

Full-time

Seoul

Seoul

Seoul

3-10 years' experience

3-10 years' experience

3-10 years' experience

Rolling applications

Rolling applications

Rolling applications

About CARE ID

About CARE ID

YUNE Inc. is a start-up developing and operating CARE ID, a Digital Product Passport (DPP) platform built for the fashion and textile industry.

YUNE Inc. is a start-up developing and operating CARE ID, a Digital Product Passport (DPP) platform built for the fashion and textile industry.

The EU is moving towards mandatory DPP requirements for textile and apparel products placed on the EU market, with implementation expected to begin as early as 2027. CARE ID is building the data infrastructure that helps Korean fashion brands, suppliers, and manufacturers prepare for this transition.

The EU is moving towards mandatory DPP requirements for textile and apparel products placed on the EU market, with implementation expected to begin as early as 2027. CARE ID is building the data infrastructure that helps Korean fashion brands, suppliers, and manufacturers prepare for this transition.

CARE ID is actively involved in global DPP standardisation, regulatory research, and pilot implementation, including:

CARE ID is actively involved in global DPP standardisation, regulatory research, and pilot implementation, including:

  • Official member of the EU CIRPASS-2 Consortium (EWG1, COP)

  • Official member of the EU CIRPASS-2 Consortium (EWG1, COP)

  • Member of the UNTP Supply Chain Working Group and Adoption Working Group

  • Member of the UNTP Supply Chain Working Group and Adoption Working Group

  • Track record in government-funded R&D projects, including MOTIE and MSS projects

  • Track record in government-funded R&D projects, including MOTIE and MSS projects

  • Published the K-Fashion DPP White Paper

  • Published the K-Fashion DPP White Paper

  • Ongoing KOICA CTS Laos DPP Pilot

  • Ongoing KOICA CTS Laos DPP Pilot

Role Summary

Role Summary

Position

Backend-focused Full-Stack Engineer

Backend-focused Full-Stack Engineer

Company

YUNE Inc.

YUNE Inc.

Team

CARE ID

CARE ID

Employment Type

Full-time

Full-time

Location

207, 37, Seongsui-ro 22-gil, Seongdong-gu, Seoul

207, 37, Seongsui-ro 22-gil, Seongdong-gu, Seoul

Experience Required

3–10 years (Senior / Team Lead level preferred)

3–10 years (Senior / Team Lead level preferred)

Notes

CTO on board
Mentorship available
On-site only (No remote work)

CTO on board
Mentorship available
On-site only (No remote work)

Closing Date

Applications will be reviewed on a rolling basis until the role is filled

Applications will be reviewed on a rolling basis until the role is filled

Teck Stack

Teck Stack

TypeScript

TypeScript

Python

Python

AWS-SNS

AWS-SNS

AWS-SQS

AWS-SQS

FastAPI

FastAPI

NestJS

NestJS

NodeJS

NodeJS

RabbitMQ

RabbitMQ

MongoDB

MongoDB

PostgreSQL

PostgreSQL

Redis

Redis

Grafana

Grafana

Docker

Docker

Github-Action

Github-Action

Sentry

Sentry

AWS-ECS

AWS-ECS

CloudWatch

CloudWatch

What You'll Do

What You'll Do

Build the DPP Core Platform

  • Design and implement a unique product identifier (UID) issuance and management system

  • Design product data schemas covering material composition, production information, distribution history, and disposal/recycling status

  • Design systems compatible with the EU ESPR Digital Product Passport data specifications

  • Develop QR code generation and scanning APIs, along with backend services for customer-facing product information pages

  • Design and implement a unique product identifier (UID) issuance and management system

  • Design product data schemas covering material composition, production information, distribution history, and disposal/recycling status

  • Design systems compatible with the EU ESPR Digital Product Passport data specifications

  • Develop QR code generation and scanning APIs, along with backend services for customer-facing product information pages

Develop Product Circularity Tracking & Reporting

  • Design lifecycle state transitions across inbound, sorting, sales, recycling, and SRF processes

  • Implement dual-approval workflows, role-based access control (RBAC), and audit trails

  • Build an automated aggregation engine for key EPR metrics, including collection, reuse, recycling, and circularity rates

  • Develop APIs for generating ESG reports by country and brand, compatible with K-EPR and EU ESPR formats

  • Design and provide data APIs for dashboards

  • Design lifecycle state transitions across inbound, sorting, sales, recycling, and SRF processes

  • Implement dual-approval workflows, role-based access control (RBAC), and audit trails

  • Build an automated aggregation engine for key EPR metrics, including collection, reuse, recycling, and circularity rates

  • Develop APIs for generating ESG reports by country and brand, compatible with K-EPR and EU ESPR formats

  • Design and provide data APIs for dashboards

Infrastructure & Operations

  • Design and operate cloud infrastructure on AWS or GCP, including container orchestration and CI/CD pipelines

  • Design a multi-tenant SaaS architecture with per-brand data isolation and a shared platform layer

  • Design API gateways, authentication and authorization (OAuth 2.0 and JWT), and rate-limiting mechanisms

  • Build monitoring, logging, and alerting systems for service failures and data anomaly detection

  • Establish and operate data backup and disaster recovery (DR) plans

  • Design and operate cloud infrastructure on AWS or GCP, including container orchestration and CI/CD pipelines

  • Design a multi-tenant SaaS architecture with per-brand data isolation and a shared platform layer

  • Design API gateways, authentication and authorization (OAuth 2.0 and JWT), and rate-limiting mechanisms

  • Build monitoring, logging, and alerting systems for service failures and data anomaly detection

  • Establish and operate data backup and disaster recovery (DR) plans

Essential Criteria

Essential Criteria

3+ years of backend development experience, with proficiency in at least one of Python, TypeScript/Node.js, or NestJS

Experience designing and implementing RESTful APIs and GraphQL APIs

Experience designing and implementing RESTful APIs and GraphQL APIs

Experience designing and optimizing relational databases such as PostgreSQL and MySQL, including data modeling, indexing, migrations, and normalization

Experience designing and optimizing relational databases such as PostgreSQL and MySQL, including data modeling, indexing, migrations, and normalization

Experience with Docker-based application development and deployment

Experience with Docker-based application development and deployment

Hands-on experience with AWS or GCP, including container orchestration, databases, Lambda, cost estimation and optimization, security configuration, and auto scaling

Hands-on experience with AWS or GCP, including container orchestration, databases, Lambda, cost estimation and optimization, security configuration, and auto scaling

Experience with large-scale asynchronous distributed processing, Redis caching, and server migration

Experience with large-scale asynchronous distributed processing, Redis caching, and server migration

Comfortable working in a Git-based collaborative development environment with code reviews

Comfortable working in a Git-based collaborative development environment with code reviews

Extensive experience identifying, anticipating, and resolving exceptions in production services

Extensive experience identifying, anticipating, and resolving exceptions in production services

A problem-solving mindset with the ability to understand business domains and solve technical challenges

A problem-solving mindset with the ability to understand business domains and solve technical challenges

Ability to estimate development schedules, conduct technical reviews, and assess implementation costs based on planning documents

Ability to estimate development schedules, conduct technical reviews, and assess implementation costs based on planning documents

Desirable Criteria

Desirable Criteria

Candidates with experience in two or more of the following areas will be preferred.

Experience designing event-driven architectures using Kafka, RabbitMQ, SNS/SQS, or similar technologies

Experience designing event-driven architectures using Kafka, RabbitMQ, SNS/SQS, or similar technologies

Experience designing and operating multi-tenant SaaS platforms

Experience designing and operating multi-tenant SaaS platforms

Experience building CI/CD pipelines using GitHub Actions, GitLab CI, ArgoCD, or similar tools

Experience building CI/CD pipelines using GitHub Actions, GitLab CI, ArgoCD, or similar tools

Experience operating Kubernetes (EKS/GKE) or serverless platforms such as AWS Lambda and Google Cloud Functions

Experience operating Kubernetes (EKS/GKE) or serverless platforms such as AWS Lambda and Google Cloud Functions

Experience integrating IoT devices such as RFID readers and NFC scanners

Experience integrating IoT devices such as RFID readers and NFC scanners

Experience developing payment and settlement systems or e-commerce platforms

Experience developing payment and settlement systems or e-commerce platforms

Experience developing ERP, Supply Chain Management (SCM), or Warehouse/Transportation Management (WMS/TMS) systems

Experience developing ERP, Supply Chain Management (SCM), or Warehouse/Transportation Management (WMS/TMS) systems

Interest in or experience with the fashion and textile industry, the circular economy, or ESG and sustainability

Interest in or experience with the fashion and textile industry, the circular economy, or ESG and sustainability

Comfortable reading English technical documentation, including EU regulatory specifications

Comfortable reading English technical documentation, including EU regulatory specifications

Salary & Benefits

Salary & Benefits

Salary

Negotiable, based on experience and competency

Negotiable, based on experience and competency

Benefits

  • Korea’s four major social insurance programmes

  • Birthday half-day leave, birthday gift, and team dinner

  • Unlimited office snacks and drinks

  • 30% discount at affiliated dental clinics

  • Monthly team gathering on the first Friday of every month

  • Open, practical communication culture where ideas matter more than titles

  • Access to a global network in circular economy and sustainability

  • Growth-oriented and supportive team culture

  • Korea’s four major social insurance programmes

  • Birthday half-day leave, birthday gift, and team dinner

  • Unlimited office snacks and drinks

  • 30% discount at affiliated dental clinics

  • Monthly team gathering on the first Friday of every month

  • Open, practical communication culture where ideas matter more than titles

  • Access to a global network in circular economy and sustainability

  • Growth-oriented and supportive team culture

How to Apply

Please fill out the application form below.
We also welcome an informal coffee chat or Zoom call before the formal screening process.

CARE ID · Careers

[Backend] DPP Platform Engineer

[Backend] DPP Platform Engineer

Employment Type

Employment Type

Full-time

Full-time

Location

Location

Seoul

Seoul

Experience

Experience

3-10 years' experience

3-10 years' experience

Closing Date

Closing Date

Rolling applications

Rolling applications

Employment Type

Full-time

Location

Seoul

Experience

3-10 years' experience

Hiring

Rolling applications

Solution

Room 207, 37, Seongsui-ro 22-gil, Seongdong-gu, Seoul, South Korea

CEO | Himchan Roh

Business Registration Number | 373-87-02339

E-mail | hello@careid.center

Copyright (C) 2025 Yune Inc. All rights reserved.

Solution

Room 207, 37, Seongsui-ro 22-gil, Seongdong-gu, Seoul, South Korea

CEO | Himchan Roh

Business Registration Number | 373-87-02339

E-mail | hello@careid.center

Copyright (C) 2025 Yune Inc. All rights reserved.

Solution

Room 207, 37, Seongsui-ro 22-gil, Seongdong-gu, Seoul, South Korea

CEO | Himchan Roh

Business Registration Number | 373-87-02339

E-mail | hello@careid.center

Copyright (C) 2025 Yune Inc. All rights reserved.