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Shafayet JamilSJ

Shafayet Jamil

Ruby on Rails | React | MySQL | PostgreSQL | AWS

135 €/Tag
Dhaka, BD
3-7 Jahre

Durchschnittliche Reaktionszeit: 1h

Über Shafayet

Full stack Ruby on Rails developer with 3 years of experience building scalable, high-performance backend and full-stack web applications. Proficient in payment gateway integration, API development, database optimization, and deployment. Strong collaborator, problem-solver, and advocate for test-driven development and clean architecture.

Technical Skills
1. Languages: Ruby, JavaScript, C++, Python
2. Frameworks: Ruby on Rails, Node.js, Express.js, Hotwire/Turbo, React
3. Databases: PostgreSQL, MySQL, MongoDB
4. Tools & DevOps: Git, GitHub, Docker, GitHub Actions, Sidekiq, Redis, AWS (EC2, S3), New Relic, UptimeRobot
5. Testing: RSpec, Capybara
6. API Development: RESTful APIs, Swagger, GraphQL (basic)
  • Englisch

    Muttersprachlich oder zweisprachig

Nur remote
Führt Projekte hauptsächlich remote aus

Projekt- und Berufserfahrung

  • Nascenia
    Software Engineer
    Januar 2025 - Heute (1 Jahr und 5 Monate)
    Dhaka, Bangladesh
    • Working in a team of 3 engineers, providing technical guidance and collaborating on feature development, code reviews and bug fixing.
    • Integrated Stripe Connect and Swish payment gateways to broaden available payment options, improving the financial flexibility of the platform and supporting international transactions.
    • Refactored high-impact backend features to eliminate N+1 queries, reducing response time from 10 seconds to 1 second and improving overall application performance.
    • Designed and developed an internal Subscription Manager Application to centralize license handling and user access for a couple of products, including support for plan upgrades, auto-renewal logic, and usage tracking, reducing manual intervention and improving billing accuracy.

    Ruby on Rails Ruby MySQL PostgreSQL
  • Nascenia
    Junior Software Engineer
    März 2023 - Dezember 2024 (1 Jahr und 9 Monate)
    Dhaka, Bangladesh
    • Contributed to the development and maintenance of production-grade applications by building features, addressing bugs, and upgrading legacy codebases.
    • Upgraded Ruby and MySQL versions, resolved associated compatibility issues, and successfully deployed the applications on AWS servers with proper environment configuration.
    • Integrated third-party APIs such as Payson Checkout 2.0, Google Ads, Facebook Ads, and Shopify, transforming and aggregating data to support business reporting and analytics.
    • Implemented country-based user access controls to improve data protection, ensure regional compliance, and support international client policies.
    • Introduced monitoring tools such as New Relic and UptimeRobot, resulting in 99.9% system uptime and faster issue detection.
    • Delivered monthly infrastructure and performance reports to clients, improving transparency and operational trust.

    MySQL Ruby on Rails Ruby PostgreSQL Externe API-Integration

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Ausbildung und Abschlüsse

  • B.Sc in Computer Science & Engineering
    International Islamic University Chittagong
    2022

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