Systeme.io Certified Expert

Expert Author Certificate

Bachelor of Business Administration (B.B.A.)

Master of Science (M.Sc.)

Master of Business Administration (M.B.A.)

Configured and Administered 5 Clients’ Social Media Accounts.

I Worked with Content Editor and SEO Specialist to produce SEO-ready and valuable blog posts and articles for our company and our clients, submitted Articles to Articles directories and Web 2.0 Websites, Created backlinks, Optimized Google Page for Local SEO.

Social Media | Blogger-Content Writer | SEO Support

Projet COGOV is the first Public Database in Cameroon that gathers useful data (geographical data, demographics, mayor information, weather and financial data) about each district all across the country. 
The web application is built on HTML5, CSS3, JS and Web frameworks such as AngularJS, Twitter Bootstrap 3.0. It Leverages a weather API to get weather data in a particular city. it uses JSON to populate the data into the view.
The web application is fully reponsive and fast

Application Developer

I ran Interviews (identified HR needs and goals for the BI solution, etc.), data sources identification (spreadsheets, existing databases etc), Planned a solution by documenting data sources and data destinations, created Visual Studios solutions and projects, built a Data Warehouse  (database, tables, associations) through the user interface and SQL codes.

Creation and configuration of SSIS package (ETL processes)
I Created control flow tasks, SSIS connections (SQL Server and flat file connections), Configured data flow tasks and executed SSIS packages, Extracted data from different sources such as Payroll systems Databases, Excel spreadsheets,  transformed data by removing duplicates across data sources, aggregated payroll data by employee, by month; converted data from various sources to get a more consistent database, and loaded data into the Data Warehouse

Creation and configuration of SSAS package 
Built OLAP Cubes, Dimensions, Fact tables and Hierarchies, all around subjects s

Business Intelligence Developer

Christian oversees the operations of development projects as well as the acquisition of new properties for Société Civile Immobilière de l'Ocean.
PROJET NZIOU is the first real estate project he is leading as Business Developer in charge of Sales and Marketing. He is responsible for Generating new development deals for the real estate development company that focuses on multi-family residential projects, including real-estate market analysis. 
Christian has previously worked as Project Coordinator for Key International, a renowned Real Estate Development firm in Miami Florida. He participated in the success of the project 1010 Brickell.

VP Sales and Marketing

I Developed a streaming service that consists of two systems: a Progressive Web Application (PWA) that enables organizations to access and consume video content offline, and a secured backend for the business owner to manage video projects, organizations, passwords, and other content.

Each event is assigned a password that organizations can use to access secured content. Organizations can view only videos that are associated with their event and organization. They can create a list of favorite videos for fast access.

SKILLS:
Node.js, Angular, MongoDB, PWA, ExpressJS, Service Workers, API, Business Intelligence

SCOPE:
Backend and Database Design:

Configuration: Set up environment variables, folder structure, and naming conventions for video assets.
Admin Backend: Built database schemas and API logic for admin operations (signup, login, profile, and business info management).
Org Backend: Built database schemas and API logic for an organization.
Event Backend: Built database schemas 

Software System Architect

Proofread and coordinate the execution of advertising, marketing materials, web pages, email mailings, public relations efforts, and other marketing efforts.

I kept key-international.com and other company and project web sites up-to-date, Reviewed Key International and Key International Sales corporate communications (emails, letters, etc.) for correct branding, Maintained sales data and statistics, Maintained and expand broker/agent database Brokers/agents Key International and Key International Sales have previously sold to, Sales center visitors.

I also Managed Web based communications including social media (ex. e-blasts, Facebook, Twitter), assure that sales personal have marketing tools necessary to sell and market the project, Assisted in implementing sales strategy, Assisted in managing and implementing print ad campaigns.

Project Coordinator

Developed an open-source, production-ready Document Intelligence platform that enables users to have natural language conversations with their documents (PDFs, DOCX, TXT, and images).

The system leverages Retrieval-Augmented Generation (RAG) and Semantic Search to provide context-aware responses with source citations. Key architectural features include:

⭐️ Multi-Provider AI Integration: Seamlessly supports OpenRouter (100+ models), OpenAI, and Anthropic.

⭐️ Advanced Document Processing: Integrated IBM’s Docling for high-fidelity table extraction and layout preservation.

⭐️ Vector Search & Storage: Built using Pinecone and pgvector for efficient semantic similarity matching.

⭐️ Scalable Architecture: Implemented background job processing with Inngest for asynchronous document vectorization and OCR.

⭐️ Enterprise-Ready: Features Clerk authentication, multi-tenant organization isolation, and Stripe-integrated billing for SaaS scalability.

Modern Tech Stack: Built with Next.js 15, R

AI Developer & Architect

During my freelance work as an API Engineer from July to September 2020, I designed, built, and deployed an internal API system to synchronize inventory between two separate legacy systems: Desiclik.com and SellerActive.com.

My skills in Nodejs, MongoDB, ExpressJS, API Design & Dev, Business Intelligence, and Software Architecture enabled me to complete the following tasks:

Configuration:
I set up development and production environments in the Heroku Cloud Environment and defined the proper folder structure.

Development of Custom API Endpoints:
I designed and developed custom API endpoints for Desiclik.com, SellerActive.com, and the synchronization process. Additionally, I created a custom Cron Job/Scheduler script that calls the Sync Endpoint every X minutes.

API Security with JWT:
To ensure optimal security, I defined certain parameters and constraints such as api_secret, token_signature, and Sync delay (in minutes). I coded a middleware function that generates the token needed t

API Engineer

SmartPrint is a cloud printing marketplace that brings printing companies and customers together. It also allows any “printer operator” (the owner of a printer, especially a printing business) to be able to monetize their printing capabilities by charging users who send print jobs to their printers.

Founder

Installed and configured the Human Resource module of a business application “OpenERP”
Used Rapid Re ERP Implementation Methodology
------>Prepared and motivated the team and personnel through educational sessions
------>Development of a customer-oriented process model of the business
------>Selected HR business processes to re-engineer and formulated redesign options
------>Defined technical and social requirements for new processes
------>Implemented business re-engineering plans through Vanilla ERP Implementation
------>We used the core ERP functionality; best practices business processes and aligned the company’s business processes to them.

Deliverables: New HR Blueprints, Business Case/ Business Plan, OpenERP HR Module, Training documentation

ERP Consultant | Business Analyst

CryptoHuntr allows retail investors and traders to track their favorite crypto assets across multiple exchanges.

Favorite Cryptos
Load your favorite crypto assets for better tracking and monitoring

Transactions
Add transactions details, along with the exchange information

Track Performance
Track performance of your assets, allocations, gainers & losers.

https://nzouat.com/portfolio-item/cyptohuntr-portfolio-tracker/

Web Developer

As a Software Architect, I designed and developed a cutting-edge Evaluation and Grading System for Flight Instructors. This Progressive Responsive Web Application revolutionized the way instructors grade their students’ performances while in the simulator. The solution included a MongoDB database that held student information and assigned courses and exercises for them to complete. I utilized my expertise in NodeJS, Angular, MongoDB, PWA, ExpressJS, Service Workers, API, Business Intelligence, and Database Design to create a user-friendly system that allowed instructors to grade student exercises while teaching, and then use the system to review their performance after a session.

My project involved two main components. First, I built a MongoDB + NodeJS Backend API that allowed users to manage Businesses, Courses, Sessions, Exercises, Students, Grades, and Enrollments. Second, I designed and developed all the necessary frontends that allowed the instructor to create, read, update, and

Software Architect

As a Full-Stack Blockchain Developer, I built a decentralized ecosystem and a multidimensional Web DApp, built on top of the Ethereum Blockchain. Here are some of the features I implemented:

👉 Custom Crypto Asset Feature: Buy, sell, transfer, and hold your custom crypto assets with ease!
👉 NFT Minting Engine: Create and mint your own unique NFTs to showcase your creativity and individuality!
👉 NFT Marketplace: An OpenSea clone to trade NFTs with other users!
👉 Transfer/Buy/Sell/Hold NFTs: Hassle-free transactions with just a few clicks!
👉 Instant Listing to OpenSea: Quickly list your NFTs on OpenSea!
👉 User Profile: Personalize your user profile and track your NFT portfolio!
👉 MetaMask Integration: Seamlessly connect your wallet and interact with the blockchain!

Technology Stack:

To build this amazing project, I used the following technology stack:
👉 4 Smart Contracts: ERC20 contract, ERC721 contract, Crowdsale contract, and Marketplace contract that govern the interactions 

Full Stack Blockchain Developer

Delivering end-to-end digital solutions for startups, entrepreneurs, and small businesses.

⭐️ Design and develop scalable web applications, APIs, and custom software solutions
⭐️ Build and integrate AI/ML systems, automation workflows, and intelligent agents
⭐️ Develop blockchain-based applications, smart contracts, and decentralized systems
⭐️ Lead full project lifecycle: architecture, development, deployment, and optimization
⭐️ Create high-performance websites, PWAs, and e-commerce platforms
⭐️ Implement digital marketing strategies including SEO, automation, and analytics
⭐️ Collaborate with clients to translate business needs into technical solutions

Key technologies: JavaScript, Node.js, Python, Web3, Solidity, MongoDB, React, APIs, Cloud Functions

Delivered multiple projects including inventory sync systems, progressive web apps, e-commerce platforms, and data-driven applications across the San Francisco Bay Area.

Nzouat Dev

I enjoy automating business processes for startups and entrepreneurs