Frontend Developer

Seoul (On-site) • Full time

  • Front-end
  • Typescript
  • React

Be a part of the quantum growth of your career in i-ESG

i-ESG is at the forefront of ESG(Environmental, Social, Governance) innovation, offering a cutting-edge digital integrated management solution tailored for the dynamically evolving ESG sector. Leveraging cloud-based technologies and advanced data analytics, we empower corporations to navigate and excel in ESG compliance and management effectively.

As an in-house venture of Fortune 500 companies, POSCO Group, i-ESG represents innovation and expertise. We deliver robust SaaS (Software as a Service) solutions, drawing on extensive field experience to address and manage the multifaceted demands of the ESG landscape.

The ESG sector is not just growing; it’s thriving globally and showing immense growth potential. At i-ESG, we harness our key strengths in Practicality and Data Value to spearhead our ascent as a leading global solutions provider in the realm of ESG.

We’re on a quest for visionary talents who are eager to tackle some of the most pressing global challenges of our time. Join us at i-ESG, where your career will impact the world and drive meaningful change. Together, let’s shape a sustainable future and achieve remarkable milestones in the ESG domain.

Main Role

  • Responsible for upgrading and maintaining cloud-based i-ESG Software (SaaS)
  • Responsible for major tasks related to front-end development from the stage of MVP(80% of progress) to Beta service and to full-service launch


  • React.js, Next.js, Typescript



  • Improvement of existing system through code refactoring
  • Front-end publishing and development of new add-on services
  • Software code testing
  • Collaboration with team members and stakeholders


  • Bachelor's degree or higher in computer engineering or related field
  • 1-2 years or more of front-end development experience
  • Experience with Next.js and understanding of Typescript
  • Understanding of responsive design and cross-browsing development
  • Excellent communication skills for collaboration

[Preferred Experiences]

  • Project development lead experience
  • Experience with Git and GitHub
  • Experience with cloud services such as Azure, AWS, and NCP for SaaS development and deployment

[How to Apply]

  • email to with a free-form resume including the below
  • CV (resume in free format / in English / Essential)
  • Link to the portfolio (in English / optional)
  • Showcasing development skills (optional) (PDF or online link format, include a minimum of 2 cases)
  • Any other relevant material that the applicant wishes to submit (optional)