~/tasteless-sugar

Chalermpong Samansin

Backend generalist. HR tech, ticketing, insurance, Web3. Mostly NestJS / TypeScript / Postgres these days.

Projects

13 projects
Independent ☕
on-chain options
2026 — present
01
mm-botwandering
Market-making bot for on-chain options. Just on testnet at the moment.
TypeScriptTurbo repo
Horixon T8
Backend Engineer
2025 — 2026
02
ThaiMedClaimlive
Health insurance claim platform for insurers and hospitals. Joined at kickoff; helped set up the codebase and CI/CD. Worked across policy, claim, member, auth, adapter, and notification services. Tuned performance after launch.
NestJSTypeScriptPostgreSQLKeycloakGCP
Independent ☕
Software Engineer
2024 — 2025
03
DeFiwandering
Funding rate arb, LP hedging. Smart contract audit contests on Code4rena and Sherlock with friends. Some worked, some didn't.
SolidityTypeScript
Opn (Omise)
Backend Engineer
2023
04
Ticketing platform — storefront and back-office. Built backend APIs.
Node.jsTypeScripttRPCPostgreSQLRedisGCP
ScoutOut
Backend Engineer
2020 — 2023
05
mondayclub.iowinding down
Auto-compounding LP rewards and governance for an NFT community. Built the reward and governance contracts; integrated LayerZero for BNB Chain ↔ Ethereum.
SolidityHardhat
06
Applicant tracking system. Extended the candidate pipeline and its integrations.
JavaSpring BootPostgreSQLElasticsearchAWS
07
Job listing site. Built and maintained the API for listings and applications.
08
Career platform. Built and maintained the API.
09
Profile-building site. Built and maintained the API.
Maqe
Backend Engineer
2019
10
trueID.id trueID.phwinding down
TrueID for Indonesia and Philippines.
11
Insee e-commerce
B2B E-commerce platform
PHPLaravelMySQL
KBTG
iOS Engineer (Contract)
2018
12
Native iOS.
SwiftiOS SDK
ScoutOut
Backend Engineer
2016 — 2017
13
Job listing platform powering LINE Jobs (later jobnow.work).
JavaSpring BootPostgreSQLElasticsearchAWS