Abdussalam Toyyib

About

As a passionate Full Stack Developer, I excel in creating seamless responsive web applications with expertise in HTML, CSS, JavaScript, React, Node.js, and databases like MongoDB and SQL. With a degree in Computer Science, I have developed dynamic e-commerce platforms and robust content management systems. My approach is collaborative and user-focused, ensuring high-quality, scalable solutions. I thrive on solving complex problems, writing clean code, and continuously learning new technologies. In our free time, I explore tech trends and mentor aspiring developers. Our blend of technical skill and creativity makes us a valuable asset to any team

Experience

• Freelance Web Developer · Lifted Horizon08-01-2025 – 11-01-2025

  1. Built and deployed scalable full-stack SaaS and marketplace applications using Django REST Framework and Next.js for remote clients and startups. 2. Designed and maintained secure RESTful APIs, implementing JWT authentication, role-based access control, and third-party OAuth integrations. 3. Developed responsive, mobile-first user interfaces from Figma designs using Tailwind CSS, ensuring cross-browser compatibility and accessibility. 4. Integrated online payment systems (Paystack) and implemented multi-vendor workflows including onboarding, commissions, and pricing logic. 5. Containerized and deployed applications using Docker and VPS infrastructure, preparing systems for future microservices architecture. 6. Collaborated remotely with founders and stakeholders to translate business requirements into production-ready solutions, delivering maintainable code and documentation.

• Full-stack Developer · CvToCareer11-01-2025 – 02-01-2026

  1. Maintained and enhanced production full-stack applications, ensuring system stability, performance optimization, and minimal downtime. 2. Diagnosed and resolved critical bugs and production issues across frontend, backend, and database layers using structured debugging workflows. 3. Implemented new features and system improvements using TypeScript, JavaScript, Python, Node.js, and Django based on evolving product requirements. 4. Managed and optimized relational and NoSQL databases (PostgreSQL, MongoDB, SQL) using Prisma and ORM best practices. 5. Integrated AI-powered features using OpenAI and Gemini AI APIs to enhance automation, content processing, and intelligent user experiences. 6. Deployed, monitored, and updated applications on DigitalOcean, handling environment configuration, database migrations, and release cycles. 7. Collaborated with cross-functional teams to maintain existing codebases, refactor legacy code, and improve scalability and maintainability. 8. Implemented secure authentication, authorization, and real-time features using Firebase and backend access control mechanisms.

• Backend Engineer · FarmPady03-01-2025 – 2026

  1. Designed and implemented a chat management system enabling authenticated users to send text, voice notes, documents, and videos to themselves via WebSocket in real-time. 2. Utilized Django REST Framework (DRF) to build secure, scalable APIs for user authentication, message storage, and media handling. 3. Integrated Celery with Redis for asynchronous processing of media uploads and background tasks, improving system performance and responsiveness. 4. Deployed microservices using Docker, ensuring consistent development and production environments. 5. Handled real-time file streaming and message delivery over WebSocket channels, maintaining low-latency communication. 6. Implemented Paystack integration for managing subscription-based access and user billing logic. 7. Enforced JWT-based authentication, input sanitization, and permission classes to ensure robust system security. 8. Collaborated with frontend teams to align API design with UI needs, following Agile workflows and CI/CD best practices.

• Backend Engineer · To Go Mobility08-01-2024 – 10-01-2025

  1. Designed, developed, and maintained scalable backend architectures using Django, PostgreSQL, and Docker, improving deployment consistency and system reliability. 2. Increased database performance by 60% through advanced schema optimization, index tuning, and query refactoring. 3. Built and deployed over 50+ RESTful APIs and WebSocket endpoints to support real-time communication and seamless integration with web and mobile platforms. 4. Implemented asynchronous task processing using Celery with Redis, enhancing performance and ensuring background job reliability for tasks like notifications and data synchronization. 5. Integrated Paystack payment gateway to enable secure and seamless financial transactions across the platform. 6. Strengthened backend security by implementing token-based authentication (JWT) and comprehensive input validation, reducing exposure to OWASP vulnerabilities. 7. Actively participated in Agile/Scrum workflows, collaborating with frontend developers, QA engineers, and product managers to deliver features ahead of deadlines.

Education

• The University of Texas at ArlingtonBachelor of Science, Computer Science

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