Md. Sajidur Rahman
New talent@sajid
Full stack developer
Track record
0
Projects done
New
Talent rating
Open
Availability
About
I build production web applications that solve real business problems, from translating requirements into user-friendly features to integrating APIs and implementing complex business workflows. My primary expertise is React, Next.js, and TypeScript, complemented by practical Node.js and backend experience.
Experience
Software Engineer (Frontend)
Echotex Ltd · Gazipur, Dhaka, Bangladesh
2024-05 – 2026-08
Architect and scale frontend modules for an enterprise ERP platform used by garment factory users , translating complex operational logic into high-performance UI workflows. Eliminated redundant React re-renders across complex ERP forms and data-heavy tables using memoization and state optimization, noticeably improving UI responsiveness. Built dynamic, multi-step enterprise forms with React Hook Form and Yup validation, significantly minimizing submission errors. Engineered advanced data grids featuring multi-column sorting, filtering, server-side pagination, and client-side PDF export ( React- PDF , pdfMake ). Standardized frontend patterns by building a reusable component library, cutting sprint delivery times for feature teams by 25%. Authored component test suites with Vitest and React Testing Library ; collaborated with backend teams on REST/.NET API contracts and data schemas.
Software Engineer
Echologyx Ltd · Dhaka, Bangladesh
2023-09 – 2024-04
Developed and maintained Conversion Rate Optimization (CRO) and A/B testing implementations for international enterprise clients using Vanilla JavaScript, HTML5, and CSS3. Implemented high-impact experimentation campaigns across platforms including AB Tasty , Convert , and Monetate , boosting client engagement and conversion rates. Analyzed web vitals and fine-tuned script execution to ensure experimentation snippets maintained optimal website speed.
JavaScript Developer
Gain Solutions Ltd · Dhaka, Bangladesh
2021-09 – 2023-08
Built frontend features for Unite Living (a Norwegian real estate platform), collaborating in an Agile cross-functional team of 20+ engineers. Integrated Apollo Client GraphQL APIs with React components, leveraging smart caching and optimistic UI updates. Developed responsive, cross-browser interfaces with React.js, modern JavaScript (ES6+), and Bootstrap; conducted peer code reviews. Created technical proof-of-concept prototypes in Vue.js to assess migration viability for legacy subsystems.
Md. Sajidur Rahman
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