Experience
JB Connect Ltd
Software Engineer
- Own the AWS infrastructure for BRIDGEBOOKS, an AI-marketing SaaS used by 25,000+ Japanese businesses: designed and wrote the Terraform for ECS Fargate autoscaling, Multi-AZ RDS PostgreSQL and Route 53.
- Build and maintain the platform's backend in Laravel and FastAPI, writing PHPUnit and Mockery tests, with SQS dead-letter queues and CloudWatch alarms so failures surface before customers notice them.
- Develop Point Kikou's partner portal on AWS Amplify Gen 2: React frontend, Cognito role-based access, AppSync/GraphQL over PostgreSQL.
- Built YellPay, PAY ROUTE's passwordless payments app, in React Native, wrapping their native iOS/Android SDK for ID-less authentication and QR payments.
- Built a browser-based QR table-ordering system for Blayn, one of Japan's largest POS providers.
- Work directly with engineering teams in Japan in a distributed Agile setup, shipping through GitLab CI/CD, Amplify and ECS.
Dcastalia Ltd
Software Engineer
- Built e-commerce web and mobile apps end-to-end in Next.js and React Native for Pickaboo, one of Bangladesh's largest e-commerce platforms, and Mobil Bangladesh (MJL Bangladesh Ltd.).
- Kept cart and checkout state consistent across web and mobile with Redux Toolkit, sustaining high-traffic flash-sale campaigns.
- Turned Adobe XD designs into pixel-accurate production UI with MUI and Styled Components, and unified REST and legacy XML APIs (Magento, Yii) behind a single data layer.
- Set up Google Analytics and Facebook Pixel so the product team could base UX decisions on real user behavior.
Skills
Languages
TypeScriptJavaScriptPHPPythonSQLBash
Web
ReactNext.jsNode.jsNest.jsLaravelFastAPIWordPress
Mobile
React NativeExpoRedux Toolkit
Cloud & DevOps
AWS ECSRDSS3Route 53CloudWatchSQSCognitoAmplify Gen 2TerraformDockerCI/CD
Testing
PHPUnitMockeryVitestJest
Databases
PostgreSQLMySQLFirestore
Selected Projects
- MediaBridgePublishing platform that pushes business content across a network of 101 media sites.
- Point Kikou and A-GelThree connected Japanese apps: a partner system, a consumer app and a shop app.
- PickabooE-commerce web and mobile for a Bangladeshi retailer, from product variants to payment.
- DeespotBusiness directory for Thailand, rebuilt frontend-first with translation in 20+ languages.
- Blayn Mobile OrderQR table ordering for Japanese restaurants, taken from a missed release to shipped.
- Mana BayOnline ticketing for a water park, launched against the opening date.
- Mobil BangladeshCampaign functionality and frontend repair across a corporate site and its store.
- JBC AMSAttendance management for employees and administrators, built and maintained.
- Server configuration and reverse proxiesReverse-proxy configuration across 50+ sites and 10+ server environments, then handed over.
- A-Gel User AppConsumer app for shop discovery, coupons and points. Part of Point Kikou.
- A-Gel Shop AppMerchant app for entering purchases and awarding points. Part of Point Kikou.
- YellPayPasswordless payments app for Japan's PAY ROUTE.
Education
American International University-Bangladesh
B.Sc. in Computer Science & Engineering
Thesis: “National Identity Management System using Blockchain”
- Magna Cum Laude (Silver Medal)
- 5× Dean's Award