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gem_coder

Shafayet Jamil

@gem_coder

Software Engineer

Bangladesh
Bengali, English
About me
Software Engineer with 3.5+ years of experience across the full software development lifecycle, from requirements gathering and design to implementation, deployment and testing of web applications. Experienced in building scalable solutions using Ruby on Rails, JavaScript, HTML, CSS, React & MySQL, PostgreSQL. Skilled in legacy system upgrades, third-party integrations, performance optimization & multi-tenant architecture. Active open-source contributor to Ruby on Rails projects and passionate about clean code practices and delivering business value through technical excellence.... Read more

Skills

g
gem_coder
Shafayet Jamil
Offline • 
Average response time: 1 hour

See my services

Bug Fixes
I will fix bugs and errors in your ruby on rails application
From$30 / projectMore details
API & Integrations
I will integrate stripe payments into your ruby on rails app
From$60 / projectMore details

Work experience

Nascenia

Software Engineer

Nascenia • Full-time

Feb 2023 - Present • 3 yrs 6 mos

• Built features, addressed bugs and upgraded legacy codebases for production-grade applications. • Upgraded Ruby and MySQL versions, resolved compatibility issues and deployed applications on AWS servers. • Refactored high-impact backend features to eliminate N+1 queries, reducing response time from 10 seconds to 1 second and improving overall application performance. • Integrated Stripe Connect and Swish payment gateways to broaden available payment options, improving the financial flexibility of the platform and supporting international transactions. • Contributed to accounting application by developing financial reporting modules (balance sheets, income statements, ledger reports, financial statements) and implementing bug fixes to ensure data accuracy. • Integrated third-party APIs (Payson Checkout 2.0, Google Ads, Facebook Ads, Shopify) for business reporting and analytics.