Daystar Owolabi

Backend Developer with over 2 years of hands-on experience building and maintaining scalable, high-performance APIs and server-side systems. Specializes in Node.js and Express.js with a strong foundation in RESTful API design, authentication, database optimization, and payment integration. Has delivered production-grade backend solutions across fintech and e-commerce environments, improving system reliability and transaction performance.

Comfortable owning backend features end to end, from architecture decisions through to deployment and monitoring. Works effectively in fully remote, Agile teams and communicates clearly with frontend developers, QA engineers, and product stakeholders.

Backend Developer at MyDeepTech (2024-08 – Present)

• Building and maintaining the Node.js and Express.js backend for a platform that connects annotators to paid tasks, supporting user onboarding, task assignment, and earnings management.
• Designed and implemented RESTful APIs handling task distribution, user activity tracking, and payment processing for annotators across the platform.
• Ensured system reliability and performance under concurrent user load, keeping task and payout workflows running smoothly.
• Collaborated with the product team to translate platform requirements into scalable backend features delivered on schedule.

Backend Developer (API) at IsabiTech (2024-08 – Present)

• Solely responsible for all API development at a company that builds custom websites and applications for clients across various industries.
• Designed and built Node.js and Express.js APIs from scratch for each client project, covering authentication, business logic, third-party integrations, and data management.
• Worked closely with frontend developers to ensure seamless API integration, maintaining clear documentation and consistent response structures throughout each engagement.
• Delivered multiple production-ready backend systems on tight timelines, supporting the company in taking on and completing diverse client projects.

Backend Developer at Embada (2024-08 – 2025-08)

• Developed and maintained backend services for a fintech product using Node.js and Express.js, contributing to a 30% improvement in transaction processing speed.
• Restructured backend logic and resolved persistent performance bottlenecks, reducing production defects by 25% and improving overall system stability.
• Designed and maintained secure RESTful APIs consumed by frontend clients, ensuring consistent response structures and backward compatibility across releases.
• Integrated Paystack payment solutions, handling transaction verification, webhook processing, and error recovery to ensure reliable payment flows.
• Collaborated with frontend developers, QA engineers, and product managers in an Agile workflow, consistently delivering sprint commitments on time.

Backend Developer at MyMeticket (2023-01 – 2024-08)

• Built and maintained backend features for a live ticketing platform, supporting user authentication, event booking, and payment processing workflows.
• Implemented and improved payment transaction handling, including verification logic and error recovery, contributing to a smoother checkout experience for customers.
• Worked within a distributed remote team, participating in code reviews and supporting continuous improvement of the codebase.
• Gained production experience with Node.js APIs, MongoDB data modeling, and deployment on cloud environments while delivering features to real users.

Backend Developer at Freelance / Contract (Multiple Clients) (2022 – Present)

• Delivered backend solutions for small and medium-sized businesses, including a Laravel-based banking platform with Paystack integration supporting deposits, transfers, and withdrawals.
• Implemented secure JWT authentication and role-based access control across multiple client projects, achieving a 100% transaction success rate on integrated payment systems.
• Improved application response times through targeted database query optimization and backend architecture refactoring.
• Managed full project lifecycles independently, including requirements gathering, development, testing, and delivery, demonstrating strong ownership and accountability.

Bachelor of Engineering in Computer Engineering – Lagos State University of Science and Technology