Job Description

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Our Mission

WOONGJIN, Inc. is a rapidly growing team who provides a range of unique, exceptional, and enhanced services to our clients. We have a strong moral code that includes the service of goodness without expectations of reward. We are motivated by the sense of responsibility and servant leadership.

Benefits

• Medical Insurance
• Vision Insurance
• Dental Insurance
• 401(k)
• Paid Sick hours

Job Description

Job Summary

This Software Engineer role will focus on React Native app development and partial Node.js server development. Responsibilities include connecting web-based sales channels through Webview communication, supporting push marketing in collaboration with the U.S. marketing team, and developing inventory management tools and fulfillment applications used at U.S. logistics centers from the ground up with the team.

Key Responsibilities

1. Inventory & Fulfillment Tool Development : Assist in building inventory management utilities with Node.js and PostgreSQL, integrating order data collected from multiple sales channels.
2. React Native App Development : Build a web view-based mobile app supporting CRM marketing.
3. Cross-Team Collaboration : Identify, coordinate, and resolve issues between U.S. and Korean teams.

Salary Range: $85,000 ~ $95,000

Qualifications

Required

Qualifications

• 4+ years of experience in software development using TypeScript.
• Experience in server-side development with Node.js.
• Experience with  event-driven systems and message queues (e.g.,  Inngest, Redis, Pub/Sub, BullMQ, RabbitMQ ).
• Hands-on experience with mobile app development using React Native.

Preferred

Qualifications

• Experience integrating with external services, especially those with API limitations (e.g., rate limits, quota restrictions, or complex authentication).
• Experience developing Shopify apps or Warehouse Management Systems (WMS).
• Experience with serverless backend platforms (Cloud Functions, Firebase, Supabase, Hasura, etc.).
• Strong collaboration skills in team environments.
• Ability to read and write technical documentation in English/Korean.

Additional Information

All your information will be kept confidential according to EEO guidelines.

*** NO C2C ***

Job Tags

Contract work,

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