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I'm Samuel Nwabueze, an AI/ML Engineer and Backend Developer with 2+ years of experience building scalable SaaS platforms and agentic systems. I design and ship full-stack applications using Java (Spring Boot), Python, Node.js, and React, with a strong focus on clean architecture, microservices, cloud deployments, and proactive prompt engineering. I thrive on solving business problems through automation, intelligent agents, and seamless API design. I have hands-on experience deploying OpenAI-powered AI agents using LangChain and Crew AI, and I am passionate about leveraging AI to create impactful, reliable software solutions.…I'm Samuel Nwabueze, an AI/ML Engineer and Backend Developer with 2+ years of experience building scalable SaaS platforms and agentic systems. I design and ship full-stack applications using Java (Spring Boot), Python, Node.js, and React, with a strong focus on clean architecture, microservices, cloud deployments, and proactive prompt engineering. I thrive on solving business problems through automation, intelligent agents, and seamless API design. I have hands-on experience deploying OpenAI-powered AI agents using LangChain and Crew AI, and I am passionate about leveraging AI to create impactful, reliable software solutions.

Samuel Nwabueze

AI Engineer, Full Stack Developer, Back-End Developer, +2

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I'm Samuel Nwabueze, an AI/ML Engineer and Backend Developer with 2+ years of experience building scalable SaaS platforms and agentic systems. I design and ship full-stack applications using Java (Spring Boot), Python, Node.js, and React, with a strong focus on clean architecture, microservices, cloud deployments, and proactive prompt engineering. I thrive on solving business problems through automation, intelligent agents, and seamless API design. I have hands-on experience deploying OpenAI-powered AI agents using LangChain and Crew AI, and I am passionate about leveraging AI to create impactful, reliable software solutions.…I'm Samuel Nwabueze, an AI/ML Engineer and Backend Developer with 2+ years of experience building scalable SaaS platforms and agentic systems. I design and ship full-stack applications using Java (Spring Boot), Python, Node.js, and React, with a strong focus on clean architecture, microservices, cloud deployments, and proactive prompt engineering. I thrive on solving business problems through automation, intelligent agents, and seamless API design. I have hands-on experience deploying OpenAI-powered AI agents using LangChain and Crew AI, and I am passionate about leveraging AI to create impactful, reliable software solutions.

Available to hire

I’m Samuel Nwabueze, an AI/ML Engineer and Backend Developer with 2+ years of experience building scalable SaaS platforms and agentic systems. I design and ship full-stack applications using Java (Spring Boot), Python, Node.js, and React, with a strong focus on clean architecture, microservices, cloud deployments, and proactive prompt engineering.

I thrive on solving business problems through automation, intelligent agents, and seamless API design. I have hands-on experience deploying OpenAI-powered AI agents using LangChain and Crew AI, and I am passionate about leveraging AI to create impactful, reliable software solutions.

Skills

Experience Level

Expert

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Intermediate

Work Experience

AI Experience Tracker SaaS (Independent Project) at Independent

January 1, 2025 - Present

Built a MERN-based app with OpenAI integration to analyze and summarize expense behavior. Features include AI auto-categorization, GPT-based savings insights, Stripe billing, and JWT authentication.

Backend Engineer at Leverage Growth Digitals (Remote)

January 1, 2025 - September 11, 2025

Solar loan platform with asynchronous Spring Boot services for loan evaluation and processing; automated repayment cycles and webhook-based document verifications. Collaborated with UI/UX, DevOps, and QA teams on feature delivery.

Backend Engineer at Team FastEgo (Remote)

January 1, 2025 - Present

Built and maintained microservices for real-time naira-crypto to fiat conversions; implemented Redis caching, audit logs, rate limiters, and webhook fraud alerts. Integrated CI/CD pipelines and containerized apps with Docker + AWS ECS.

Software Engineer at Premium Hatch Ventures (Onsite)

January 1, 2024 - September 11, 2025

Logistics & E-commerce domain; developed internal dashboards, customer portal, and implemented JWT-secured authentication; contributed to full-stack features.