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Hello, I'm Joshua Inyang, a Full-Stack Engineer with 6+ years delivering production-grade systems using Python and TypeScript/JavaScript (Node.js, React, Next.js). I thrive at the intersection of reliable backend services and intelligent features, including RAG pipelines, embeddings, and semantic search. I enjoy debugging complex systems, conducting thorough code reviews, and continually improving system reliability. I've designed reproducible development environments with Docker and CI/CD, and built data-driven pipelines across PostgreSQL, MongoDB, Elasticsearch, and Weaviate to support evaluation workflows and quality improvement.…Hello, I'm Joshua Inyang, a Full-Stack Engineer with 6+ years delivering production-grade systems using Python and TypeScript/JavaScript (Node.js, React, Next.js). I thrive at the intersection of reliable backend services and intelligent features, including RAG pipelines, embeddings, and semantic search. I enjoy debugging complex systems, conducting thorough code reviews, and continually improving system reliability. I've designed reproducible development environments with Docker and CI/CD, and built data-driven pipelines across PostgreSQL, MongoDB, Elasticsearch, and Weaviate to support evaluation workflows and quality improvement.

Joshua Inyang

Full Stack Developer, Web Developer, Back-End Developer, +4

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Hello, I'm Joshua Inyang, a Full-Stack Engineer with 6+ years delivering production-grade systems using Python and TypeScript/JavaScript (Node.js, React, Next.js). I thrive at the intersection of reliable backend services and intelligent features, including RAG pipelines, embeddings, and semantic search. I enjoy debugging complex systems, conducting thorough code reviews, and continually improving system reliability. I've designed reproducible development environments with Docker and CI/CD, and built data-driven pipelines across PostgreSQL, MongoDB, Elasticsearch, and Weaviate to support evaluation workflows and quality improvement.…Hello, I'm Joshua Inyang, a Full-Stack Engineer with 6+ years delivering production-grade systems using Python and TypeScript/JavaScript (Node.js, React, Next.js). I thrive at the intersection of reliable backend services and intelligent features, including RAG pipelines, embeddings, and semantic search. I enjoy debugging complex systems, conducting thorough code reviews, and continually improving system reliability. I've designed reproducible development environments with Docker and CI/CD, and built data-driven pipelines across PostgreSQL, MongoDB, Elasticsearch, and Weaviate to support evaluation workflows and quality improvement.

Available to hire

Hello, I’m Joshua Inyang, a Full-Stack Engineer with 6+ years delivering production-grade systems using Python and TypeScript/JavaScript (Node.js, React, Next.js). I thrive at the intersection of reliable backend services and intelligent features, including RAG pipelines, embeddings, and semantic search. I enjoy debugging complex systems, conducting thorough code reviews, and continually improving system reliability.

I’ve designed reproducible development environments with Docker and CI/CD, and built data-driven pipelines across PostgreSQL, MongoDB, Elasticsearch, and Weaviate to support evaluation workflows and quality improvement.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Fluent

French

Intermediate

Work Experience

Full Stack AI Engineer at KeenVPN

October 1, 2025 - Present

Owned end-to-end product development for Keen VPN—drove architecture, implementation and delivery across backend, web, Android and Apple platforms. Built and maintained a scalable TypeScript backend (Node.js + Express) powering authentication, subscription flows, server selection, and inference endpoints for AI features. Developed native mobile & desktop clients — Kotlin for Android and Swift for iOS/macOS — implementing secure VPN integration, background networking, OS-level permissions and seamless cross-platform UX. Led reliability and release engineering: CI/CD pipelines, automated tests, strong TypeScript typing, linting, and containerised deployments to production. Prioritised security & privacy: implemented secure authentication (JWT/OAuth patterns), encrypted secrets and platform best practices to protect user data and VPN keys. Collaborated with product, DevOps and QA teams; mentored engineers and drove code reviews and architecture decisions.

Founding Fullstack Engineer at ThinkNodes

April 1, 2025 - September 1, 2025

Led the architecture, development, and deployment of Sales Parrot, an AI-powered sales automation platform from inception to production. Designed and integrated AI/LLM-driven features such as conversational agents, intelligent lead scoring, personalized outreach, and AI-assisted chat continuation and custom orchestration pipelines. Built a hybrid backend architecture with FastAPI, PostgreSQL, and Weaviate, enabling both structured queries and semantic/embedding search across lead and campaign data. Implemented data ingestion and enrichment pipelines pulling verified leads from CoreSignal and Elasticsearch, ensuring accuracy and scale (up to 1000+ leads per pull). Built seamless email integration (Google Workspace, LinkedIn Outlook, SMTP), enabling automated outreach, campaign scheduling, and preference-based delivery. Implemented CI/CD pipelines, Docker containerization, and automated deployments, improving delivery speed and reliability across environments. Engineered a modular React

Senior Fullstack Engineer at The House Of Sounds

June 1, 2022 - April 1, 2025

Led the development and launch of Yarn, a mobile-first music application transforming fan engagement and simplifying artist discovery. Integrated the Spotify API, enabling seamless account sync and access to users’ favorite tracks directly within the app. Designed and launched an AI-powered songwriting assistant, leveraging LLMs to enhance creative workflows for users. Implemented real-time notifications, activity tracking, and subculture-based content feeds, improving user retention and engagement. Streamlined financial management features, providing artists and fans with structured resource allocation and project tracking tools. Collaborated cross-functionally to align technical architecture with product vision, delivering scalable, maintainable, and user-centric solutions.

Mobile Engineer at Codelabprojects

July 1, 2024 - October 1, 2024

Optimized and refactored an e-commerce mobile application codebase using React Native, TypeScript, and Expo, improving performance and load speed by 38%. Implemented a real-time chat system for seamless customer–rider communication and added a dedicated customer support module, boosting user satisfaction and retention. Developed location-based features, including precise pickup and delivery pinning with accurate delivery time calculations, improving logistics efficiency. Reengineered state management with Zustand, ensuring scalable data handling and improved application stability. Enhanced UI/UX design, delivering a modern, intuitive, and user-friendly interface aligned with best practices.

Software Engineer at TWEN

February 1, 2023 - November 1, 2023

Collaborated with cross-functional teams in an Agile environment, contributing to sprint planning, code reviews, and timely delivery of features. Managed multiple projects simultaneously, balancing priorities and achieving client satisfaction with high-quality releases. Delivered full-stack web applications using React, Next.js, Node.js, TypeScript, and PostgreSQL, meeting diverse client requirements across multiple industries.

Web Developer & QA at Barnksforte Technologies Limited

December 1, 2022 - June 30, 2023

Contributed to the development of a government-facing web application for the National Population Commission using React.js and Node.js, supporting improved data integrity and reporting accuracy. Built responsive, user-focused frontend interfaces with React.js, ensuring accessibility, performance, and cross-browser compatibility. Developed analytical dashboards and data visualizations, enabling real-time insights and improving decision-making efficiency for internal stakeholders. Performed quality assurance and validation, testing application workflows, identifying defects, and supporting fixes to improve overall system reliability. Conducted technical and market research, producing reports that informed product decisions and process improvements.

Data Analyst at DoWell Research

September 1, 2020 - February 28, 2022

Conducted statistical analysis and modeling using Python and SQL to support research, forecasting, and data-driven decision-making. Built data preparation and analysis pipelines, cleaning, transforming, and validating datasets to ensure accuracy and reproducibility of results. Developed analytical reports and visual summaries, translating complex statistical findings into clear insights for non-technical stakeholders. Collaborated with cross-functional research teams, iterating on analysis requirements and refining methodologies based on feedback. Ensured data integrity and reliability, applying statistical validation techniques and documenting assumptions, limitations, and results.

Junior Software Engineer at Weblulue

September 1, 2019 - June 30, 2020

Contributed to application development and system integrations, improving data flow and reliability between internal services. Implemented and maintained software features, using structured logic and flow-based design to support clear, testable implementations. Troubleshot and resolved defects across application and system layers, improving stability and reducing recurring issues. Researched and evaluated tools and technologies, supporting informed technical decisions and incremental platform improvements.