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GuiYingLi Soldity Smartcontract Web3.js Dapp PHP Node.js Vue React Angular Express Laravel SQL MongoDB Bootstrap Python Django Next.js MySkills BlockchainDeveloper CASPER-PAD.Co,LTDFeb2022-Sep2022 DaoDeveloper OnplanetzAug2025-Apr2026 •Configuredthedevelopmentenvironmentfora Django+ReactprojectusingDocker. •Developedscrapingmodulestoextractdatasuch ascompanyinformation,peopleprofiles,articles, andpostsfromplatformsincludingFacebook, Twitter,LinkedIn,andWantedly. •Implementedanti-blockingmechanismsinthe scrapingmodulestohandleIPblocking,account blocking,andCAPTCHAchallenges •Designedandbuiltadatamanagementsystemto store,organize,andmanageextracteddata. •Setupandmaintainedstagingandproduction serversonAWSEC2. •DevelopedthefrontendpresalesitewithReact.js, TypeScript,TailwindCSS,Node.js,andWeb3.js. •Createdthebackendadmindashboardusing Node.js,Express.js,andPostgreSQLtomonitor andmanagepresalestatus. https://claim.casper-pad.io/ •Developedamulti-chainsmartcontractinSolidity fortokenpresale,vesting,anddecentralized socialmediaintegration. •Builtadecentralizedsocialmediaanddata marketplace(similartoReddit)with React.js,Redux,Web3.js,Ethers.js,Node.js, MySQL,andGraphQL. •ImplementedencryptedmessagingandIPFS storagemodulesusingAESencryption, nft.storage.js,andCryptoJS,includingsecure download/decryptionfeatures. •DevelopedthefrontendofMediasocialmediaby usingReact.js,Redux,MaterialUI,Tailwindcss, web3.js,ethers.js •Designedanddeployedafull-stackpresaleand stakingplatformwithPHP,Laravel,andDocker, integratedwithsubgraph-basedanalyticsfor eventlogsandtransactionhistory. https://mymessage.io/ https://mymessage.ioBoard https://mymessage.ioPortal https://my.twit.mymessage.io myMessageFoundationPte.LtdOct2022-Sep2024 •Designedandbuiltadatamanagementsystemto store,organize,andmanageextracteddata. •Setupandmaintainedstagingandproduction serversonAWSEC2.
ScrapingDeveloper Re.Co.LtdOct2024-July2025 Configuredanddevelopedthefull-stack environmentusingNext.js,Supabase,and Thirdweb. DevelopedanddeployedPolygon-basedsmart andEVM-compatiblearchitecture. DesignedandimplementedDAOplatform featuresincluding:Reward/bonusdistribution system,Userbalancecalculation,Level-up mechanics,NFT/pointshopsystem,Announcement Builtanadministratordashboardtomanage DAO-relateddata,users,rewards,andplatform operations. DevelopedtheDAOuserportalenabling access.
Experience
Node.js,DOMmanipulation,Bootstrap,JavaScript,jQuery,AJAX,HTML,
CSS,andJSON,contributingtoallphasesoftheSoftwareDevelopment
LifeCycle(SDLC).
Solidexpertiseinbuildingenterprise-gradeMERNstackapplications,
includingbackendlogicwithNode.js&Express,datapersistencewith
MongoDB,andmodern,responsivefrontendsusingReact.
ProficientinJavaScriptandCSSframeworks,tools,andlibrariessuchas
Bootstrap,jQuery,Node.js,andNPM.
StrongbackenddevelopmentexperiencewithPHP,Laravel,Smarty,
Node.js,Express.js,Python,andRubyonRails,including
development,testing,anddeployment.
Over6yearsofexperienceindatabasedevelopment,includingMySQL,
MongoDB,PostgreSQL,andGraphQL.
ExperiencedinresponsivewebdesignusingBootstrapandadvanced
CSS3mediaqueries.
trackingandprojectmanagement.
Developedandcontributedtomultiplesideprojectswhilecontinuously
knowledge.
Language:EnglishandJapanese.
https://dao.tabanone.jp/
https://console.tabanone.jp/
FullStackDeveloper
Self employed
•Builtback-endservicesforsmartcontract
transactioneventlogging,indexing,andfiltering
usingNode.js,Express.js,MongoDB,and
Web3.js.
Implementedreal-timedatabasemanagement
instantupdates.
Deployedandmanagedfront-endandback-end
infrastructureonAWSEC2,ensuringscalability
andreliability.
https://junofarming.web.app/
DevelopedmicroservicesusingNode.jsand
Express.js,implementingJWTandPassport.js
middlewareforsecureauthentication.
DesignedandimplementedUImockups,
integratedthird-partyReactlibraries,and
managedReduxstoredataforstatemanagement.
LeveragedReact.jsforstructureddataaccess,
interfacesacrosstheapplication.
Builtandmaintainedback-endservicesusing
Django,MongoDB,andMongoose,completingfull
MERNstackdevelopment.
Builtandmaintainedback-endservicesusing
database.
Builtandmaintainedback-endservicesusing
Developedfront-endsingle-pageapplications
(SPA)usingHTML5,CSS3,React.js,jQuery,and
Bootstrap,enablingseamlesscommunicationwith
back-endAPIs.
Builtandmaintainedback-endservicesusing
permissionstosecureapplicationworkflows.
https://akapon.kanritools.com/
Developedfront-endusingReact.jsandsmart
contractsinSolidityaspartoftheHopers.io
marketplaceonPolygon,integratingwith
existingAngular.jsandEthers.jscomponents.
Developedtokenpre-sale&ICOcontractswith
airdrops,MerkleTreewhitelist,andvesting
features.
Builtfarmingandstakingpoolswithnativetokens
andBUSDrewards.
DesignedlazymintNFTsystem(ERC-721)with
zerogasfeeforcollections.
CreatedNFTmarketplacewithminting,bidding,
auctions,androyalties(ERC-721&ERC-1155)on
BSC.
DevelopedP2ENFTgamefront-end(React.js)and
smartcontractswithminting,marketplace,and
gamelogic(Moralis&Web3.js).
Implementedblockchaindataqueriesusing
Moralis+TheGraph(Subgraph)forevents,
transactions,andblocks.
Builtadminpanelback-endwithNode.jsand
management.
IntegratedIPFSimageuploadforNFTminting.
Developedlottery-basedNFThuntingsmart
contractsandon-chaineventtrackingwith
Web3.js.
https://cryptolegions.app/
Selfemployed
•DevelopedthefrontendpresalesitewithReact.js,
TypeScript,TailwindCSS,Node.js,andWeb3.js.
Createdthebackendadmindashboardusing
Node.js,Express.js,andPostgreSQLtomonitor
andmanagepresalestatus.
https://claim.casper-pad.io/
PHPWebDeveloper
Winlight.co,Ltd
•Developedfull-stackapplicationsusingMySQL,PHP
(OOP),Laravel,andWordPressinaLAMP
environment.
Designedandimplementedcomplexdevelopment