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Ayoola Roy

@ayoolaroy

I build reliable backend systems, APIs, integrations, and automation for AI, insurance, fintech, and blockchain products.

Nigeria
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What I'm looking for

I'm looking to build reliable backend systems, APIs, integrations, and automation for products solving complex real-world problems.

I'm a backend engineer with seven years of experience building systems from small applications to large-scale production platforms.

At Notch.ai, I build and maintain integration layers for an AI customer support agent, connecting Zendesk, Intercom, Kustomer, and internal tools. I've improved agent behavior, automation, response paths, and escalation logic, helping raise response accuracy to roughly 75–80%.

At TrustBlock, I led backend architecture and Security Data API development, improving average response times by around 35–40% through query optimization, caching, and request validation. I also reviewed smart-contract protocol logic and edge cases for clients including Alchemix.

I've led backend work that supported Casava's Series A funding, expanded insurance coverage to more than 300,000 entrepreneurs, reduced AWS costs at Digital Abundance, and built systems used by banks, insurers, healthcare clients, and blockchain products.

Experience

Work history, roles, and key accomplishments

NO
Current

Integration Engineer

Notch.ai

Nov 2024 - Present (1 year 10 months)

Built and maintained core integration layers for an AI-driven customer support agent, connecting the platform to SORs including Zendesk, Intercom, Kustomer, and internal tooling. Re-architected key features to move logic out of hard-coded flows and into implementation-manager dashboards, enabling faster configuration and reducing engineering dependency for customer rollouts.

TR

Senior Backend Engineer (Contract)

TrustBlock

Oct 2023 - Mar 2024 (5 months)

Led backend architecture and core API development for TrustBlock's security and data services, supporting production traffic with consistently low latency and high reliability. Played a dual role as a partial smart contract auditor, reviewing protocol logic, identifying edge-case vulnerabilities, and collaborating with security teams to harden deployments before release.

BI

Senior Backend Engineer

Bitovi

May 2022 - Aug 2023 (1 year 3 months)

Developed and executed comprehensive test cases for Yum! Brands, achieving 100% coverage, ensuring robust quality control for KFC; reduced critical defects by 40% during testing phase. Cooperated with project partners, including Contractor Campus, to conduct system analysis and design, resulting in a cost reduction of 50% for development.

SS

Fullstack Engineer

Software Business Consulting Solutions

Aug 2018 - Jul 2020 (1 year 11 months)

Designed and developed a Document Management System, currently used internally by over 10 banks, generating annual revenue 10 times higher. Integrated a crypto trading bot for a client, resulting in an 98% reduction in trading time, and helps execute trade based on clients strategy.

Education

Degrees, certifications, and relevant coursework

University of Lagos logoUL

University of Lagos

Bachelor of Science, Chemical Engineering

Bachelor of Science in Chemical Engineering from the University of Lagos, completed in February 2020.

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