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Dosubi Joshua

@dosubijoshua1

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Dynamic full-stack software engineer with 10+ years of experience.

Nigeria

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What I'm looking for

I am looking for a role that fosters innovation, encourages collaboration, and offers opportunities for professional growth in technology-driven environments.

I am a dynamic and results-driven software engineer with over 10 years of experience specializing in full-stack development and data science. My journey has taken me through various roles where I have successfully led teams and optimized system performance, particularly in web applications and financial technology solutions. I am passionate about leveraging cutting-edge technologies to develop scalable solutions that enhance efficiency and user experience.

Throughout my career, I have built robust applications using technologies such as JavaScript, .NET, and Python. My role as Founder and CEO/CTO at Tracehut Innovations allowed me to significantly improve system response times and user engagement through innovative solutions. I have also excelled in remote leadership positions, managing teams and delivering data-driven applications that have improved operational efficiency by up to 40%.

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Experience

Work history, roles, and key accomplishments

Founder, CEO/CTO

Tracehut Innovations

Apr 2024 - Jan 2025 (9 months)

Built a C# .NET Core REST API, cutting response time by 40%. Optimized MySQL & EF queries and deployed Docker, boosting efficiency and scalability by 50%. Led Tracehut XP (Flutter, iOS & Android), increasing sign-ups by 60%.

C#.NET Core REST APIs MySQL Docker Flutter ReactJS Scrum Jira Git Bitbucket

Senior Backend Developer

Flutterwave

Aug 2021 - Mar 2024 (2 years 7 months)

Built a C# .NET Core REST API, handling 10,000+ requests per minute. Optimized a USSD platform, reducing latency from 2s to under 300ms, improving responsiveness. Developed an Android ticket validation app, processing 50,000+ scans monthly.

C#.NET Core REST APIs Android

Director of Engineering

Coresight Research

Aug 2021 - Feb 2023 (1 year 6 months)

Led a 14-member team, delivering 5+ data-driven web apps with Azure, NodeJS, ReactJS, and Python/Django, improving operational efficiency by 40%. Automated cron jobs with Azure Logic Apps, eliminating manual tasks by 100%. Built a Python-based data scraper, increasing data processing efficiency by 70% and handling 500,000+ records monthly.

Azure NodeJS ReactJS

Director of Engineering

Centricity AI

Apr 2020 - Jul 2021 (1 year 3 months)

Built a Chrome extension using NodeJS & ReactJS, driving a 60% adoption increase in 6 months and improving user engagement. Automated Bitbucket pipeline for AWS S3, cutting deployment time by 50%. Optimized a Django serverless backend with PostgreSQL, enhancing API response time by 45%.

NodeJS ReactJS Chrome Extension development

Full-Stack Developer

Maxfront

Mar 2020 - Jul 2021 (1 year 4 months)

Visualized 'cardio fitness data' using R & R Markdown, driving a 30% improvement in fitness recommendations. Engineered a 'cold storage' analytics model, cutting storage losses by 20%. Assembled an online education management app in C# .NET Core, serving 700+ active users monthly.

R R Markdown C#.NET Core

Full-Stack Developer

Afritickets

Apr 2018 - Jan 2020 (1 year 9 months)

Wrote a REST API with NodeJS and VueJS, handling 500,000+ ticket transactions annually. Configured Digital Ocean Droplet, reducing downtime by 40%. Integrated Paystack, Rave, and Interswitch payment gateways, ensuring a 99.9% transaction success rate.

NodeJS REST APIs Payment Gateways Android Development

Full-Stack Developer

Yandi

Apr 2017 - Apr 2018 (1 year)

Set-Up a PHP-based e-commerce platform, processing 5,000+ transactions monthly. Put together a WordPress e-commerce site, increasing sales by 45% in 6 months. Constructed an AI-driven chat bot, reducing customer response time by 50%.

PHP WordPress Web Development

Full-Stack Developer

Ultrabrains (UBIIT)

Sep 2015 - Feb 2017 (1 year 5 months)

Trained 300+ professionals in Java, MATLAB, HTML, CSS, MySQL, and computer networking. Put-Up a PHP-based school portal, automating registrations and reducing manual workload by 70%.

Java Matlab HTML CSS