Backend Developer

freeC's Client

• Design and implementation of backend systems for systems used by the company’s operation team, clients, and suppliers
• Selection and verification of middleware, frameworks, and other technologies
• The architectural design of the entire backend system
• System improvements based on various qualitative and quantitative research (user surveys, log analysis, inquiry analysis, etc.)
• Algorithm, interface design with frontend

Responsibilities

• Server-side application development for each development team
• Manufacturing cost estimation system
• Manufacturing supply chain management system
• Technical drawing management system
• Products for manufacturing partner collaboration
• And other new products in the future! 

Development Team

- You will join one of our development teams

- Typically, one team consists of 4-5 members

- You may be transferred to another team as needed

- You will get support from a Tech Lead and Engineering Manager

- Development cycles based on Scrum framework

- Using JIRA to track tasks

Development Environment

- Development language

- Frontend: HTML, CSS, TypeScript

- Backend: Rust, Kotlin, TypeScript

- Framework, Library

- Frontend: React, Apollo, Next.js, styled-components, WebGL, WebAssembly

- Backend: Rust (Tokio, tonic, Diesel), Kotlin (Micronaut, Exposed), Node.js (Express, NestJS)

- Infrastructure: GCP, GKE

- Database: PostgreSQL, Firestore

- API: GraphQL, REST, gRPC

- Authentication: Auth0

- Development tools: GitHub, CircleCI, Figma, Sentry, DataDog, Storybook

- Communication tools: Slack, Discord, JIRA, Miro

• An understanding of our mission to unleash the potential of manufacturing
• Hands-on experience developing backend systems for web applications (experience with statically typed languages desirable)
• General knowledge of data structures and algorithms
• Experience with relational databases
• Experience with more than two programming languages (including frontend)
• Familiarity with development using public cloud services such as AWS, GCP, Azure
• Experience developing in a team using Git/GitHub
• Proficiency in English
• Experience with statically typed languages incorporating functional paradigms such as Rust, Scala, etc.
• Hands-on experience designing, developing, and operating microservices
• Hands-on experience developing websites with consideration of security requirements
• Hands-on experience designing and developing large-scale services
• Proficiency with container technologies such as Docker
• Hands-on experience operating services using Kubernetes
• Experience with BFF and GraphQL servers
• Understanding of user-facing frontend development

• Sports day
• Company trip
• Extracurricular activities
• Support for club activities
• Vacations: Tet vacation, summer vacation, year-end and New Year vacation, refreshment vacation, bereavement vacation, etc.
• Subsidy: Child allowance, wedding congratulatory money, etc.
• Lending a PC with the desired specifications (however, there is an upper limit on the amount)
• Learning support
• Book purchase system, language learning support, external training support, etc.
• Company-wide awards
• Premium Insurance