Dongjin Lee Email & Phone Number

Seoul, South Korea

• Successfully built a decentralized on-chain perpetual and spot exchange system, enhancing blockchain capabilities with Solidity and Hardhat expertise.
• Effectively integrated and managed services on Layer 1 & 2 chains such as Klaytn, Optimism and Aurora, optimizing user experiences and cost efficiency.

Seoul, South Korea

• Tickle provides a mobile application facilitating micro-investments in stock markets across South Korea and the United States, concurrently offering comprehensive asset management services.
• Developed service business logic using Node.js, GraphQL, and REST API.
• implemented financial data input/output and optimization through open banking APIs and data scraping (Puppeteer).
• Managed server deployment, error monitoring, and operations using AWS and Serverless Framework.
• … Show more Tickle provides a mobile application facilitating micro-investments in stock markets across South Korea and the United States, concurrently offering comprehensive asset management services.
• Proficiently managed financial data using NoSQL databases, specifically AWS DynamoDB, ensuring secure and efficient data handling within the realm of finance. Show less

Tokyo, Japan

• Working in Softbank as a System Engineer in Tokyo, Japan.
• Responsible for supporting customers’ NPS, which is an index measure the willingness of customers to recommend Softbank’s retail stores to others.
• Planning and managing the project, and developing and introducing 3rd party SaaS services (Medallia, Auth0) to optimize user experience.
• Related work: Project Managing, SSO, SAML, NPS and etc.

Daegu, South Korea

• Manage Start-up Companies participate in Start-up Audition.
• Interpret and translate English to Korean and Korean to English for participants.
• Assist hosting The 3rd Global Innovator Festa (IT Startups Conference)

Maldives

• In Dusit Thani Maldives, managed front desk operations including check-ins and check-outs for seven months.
• Coordinated room assignments and managed accommodations using the Opera system.
• Provided warm welcomes to guests, both in person and via telephone, enhancing guest experiences.

• As an intern of YB Tour, Top direct travel Agency in South Korea,
• Contact customers to respond or to notify them of claim results or any planned adjustments.
• Plan, describe, arrange and sell itinerary tour packages offered by various travel carriers.
• Assemble and issue required documentation, such as visas, and travel insurance policies.

• Prepare and deliver lectures to High School students on listening, and speaking English.
• Guide and counsel students with adjustment or academic problems, or interests.

Smart Cloud It-Master Course

Activities and Societies: Graduated with first prize in IT among 140 trainees by planning, designing, and developing a Crowdfunding.

Bachelor'S Degree, International Business

Majoring International Business in KAC (Keimyung Adams College) department. Got Scholarships 3 times.

Cld, Chinese Language Division

Exchange Programme, Business

Exchange program I=in Northumbria University in Newcastle upon tyne, United Kingdom