Full-time Work
Backend Developer@ CADIAN
Sep 2025 ~ Present
Seoul, South Korea
CADian is a leading Korean CAD software company with over 33 years of expertise in 2D/3D design solutions.
- Building cloud platform for CAD files storage and viewer with file management capabilities.
- Integrating third-party cloud storage services including Google Drive, Dropbox, and OneDrive for enhanced accessibility.
- Optimizing backend systems for efficient CAD file processing, storage, and retrieval operations.
- Enhancing code quality and development speed by building generic abstractions and automation.
| - | Technologies |
|---|---|
| Tech Stack | NestJS, MongoDB, Naver Cloud Platform, RabbitMQ, Nginx, Linux, Grafana, React, Gitlab |
Software Developer@ LOVET, SYFM
Sep 2024 ~ Sep 2025
Seoul, South Korea
LOVET is an animal healthcare brand connecting pet owners, veterinarians, and organizations through its healthcare data platform. It offers IoT products, DNA kits, and an integrated app for personalized pet care, along with advanced medical solutions like X-ray equipment and EMR systems for veterinarians.
- Implemented 40+ new screens with API services and entity design, including store management, reservation, settings, onboarding wizard, and marketing questionnaire in business app.
- Reduced server load and improved image fetch speed by implementing compression and caching through an image optimization service, minimizing throughput by 60%.
- Written the infrastructure as code to automate the setup and migrations of API services, web app, CI pipeline, database and VPC network using AWS SAM.
- Delivered an Admin Console for the support team quickly and cost-effectively using React Admin. Deployed on AWS CloudFront, it includes non-personal entities and security audit logging.
- Automated testing to reduce manual effort, speed up releases, and detect defects early via CI pipelines. Migrated from SQLite to PGlite for full PostgreSQL compatibility in testing.
- Enabled incremental and reversible management of database schema by implementing schema migration using TypeORM.
| Development | Technologies |
|---|---|
| Tech Stack | React Native, Expo GO, TypeScript, NestJS, PostgreSQL, PGlite, SQLite TypeORM, Jest, Git |
| AWS Infrastructure | Elastic Beanstalk, RDS, S3, CloudFront, SAM, Lambda, CloudWatch, PinPoint, EC2, IAM, Route 53, CodeBuild, CodePipeline |
| Workflow | Agile, Scrum |
Freelance
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What They Say
- I've had the pleasure of mentoring Adam for the past year, during which he showed remarkable growth as a full-stack developer. He consistently demonstrated a strong focus on code quality and correctness, and his ability to learn and improve stood out. He quickly became a reliable contributor across web and mobile projects, showing great potential and a strong foundation to become an outstanding engineer.
~ Damien Genet, CTO @ LOVET, SYFM
Feel free to request a full resume here.