Tokoni - Data Analyst

Demonstrated experience with Python.

Demonstrated experience with JavaScript.

Demonstrated experience with Java.

Demonstrated experience with C#.

Demonstrated experience with C/C++.

Analyzed 10,000+ operational records using Python (Pandas) and SQL, identifying customer behavior and operational trends that informed business decisions and reduced reporting turnaround time by 60%.. Automated recurring reporting workflows with Python and SQL, eliminating 8+ hours of manual reporting each week while improving reporting accuracy and consistency across business teams.. Designed and maintained interactive dashboards tracking sales performance, customer activity, and operational KPIs, enabling stakeholders to monitor key metrics in real time and supporting data-driven process optimization initiatives.. Developed business logic and KPI calculations to measure revenue trends, customer retention, and operational efficiency, providing actionable insights that contributed to improved planning and decision-making.. Cleaned, transformed, and validated datasets from multiple data sources, improving data quality by 95%+ and reducing inconsistencies before analysis.

Designed and developed the backend architecture for an AI-powered real-time language translation platform supporting Nigerian indigenous languages.. Built scalable REST APIs in Kotlin serving hundreds of concurrent users while maintaining response times below 200 ms.. Integrated WebSocket communication for real-time translation, reducing latency by approximately 40% compared to polling.. Designed scalable MongoDB schemas for language corpora, phonetics, and contextual grammar.. Led backend optimization efforts that improved throughput by 35% while reducing infrastructure costs.

Worked on Handshake AI and Diamond Accounts. Annotated and validated large-scale datasets for AI model training across Handshake AI and Diamond projects.. Evaluated AI-generated responses to improve model quality and consistency.. Maintained high annotation accuracy while meeting strict productivity targets.. Collaborated with reviewers to resolve discrepancies and improve guideline adherence.

Co-founded a gaming startup and architected the platform from the ground up, defining the backend architecture, infrastructure, and engineering standards that supported rapid product development and early customer adoption.. Designed and implemented scalable backend services in Node.js, including matchmaking, session management, authentication, and leaderboard APIs, enabling reliable multiplayer gameplay and real-time player interactions.. Established modern engineering practices by introducing Git workflows, pull request reviews, CI/CD pipelines, automated testing, and cloud deployment processes, reducing deployment time by 80% and improving release reliability.. Partnered with product and business stakeholders to define the technical roadmap, prioritize high-impact features, and align engineering efforts with longterm business objectives.

Contributed to smart contract development and testing for decentralized applications on EVM-compatible and Solana-based chains.. Collaborated with cross-functional teams to integrate on-chain logic with frontend interfaces.. Participated in blockchain architecture reviews and reliability improvements.

Led all technical operations for a Solana blockchain development organization as CTO.. Wrote and audited smart contracts in Rust for multiple decentralized applications, applying security best practices and optimization techniques.. Established an internal smart contract audit framework adopted across 3 client projects, reducing post-deployment vulnerabilities.. Mentored developers on Solana architecture, Anchor framework, and secure contract design.

Developed internal software systems and client-facing applications to streamline operations.. Designed and delivered a software development curriculum, training 30+ learners in programming fundamentals and applied development.. Mentored more than 30 students, several of whom progressed into junior software engineering roles.