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Hi, I’m Faith Wambui Muchiri — an AI data annotator and full-stack software developer based in Nairobi, Kenya. I combine hands-on coding with AI data labeling to build scalable apps and high-quality datasets for ML models. I enjoy turning natural language into structured, workflow-ready tasks, evaluating LLM outputs with RLHF and SFT, and collaborating with cross-functional teams to ship reliable tech solutions. Outside work, I stay curious about AI advances and contribute to open-source projects.…Hi, I’m Faith Wambui Muchiri — an AI data annotator and full-stack software developer based in Nairobi, Kenya. I combine hands-on coding with AI data labeling to build scalable apps and high-quality datasets for ML models. I enjoy turning natural language into structured, workflow-ready tasks, evaluating LLM outputs with RLHF and SFT, and collaborating with cross-functional teams to ship reliable tech solutions. Outside work, I stay curious about AI advances and contribute to open-source projects.

Faith Wambui Muchiri

Data Annotator, Full Stack Developer, Web Developer, +2

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Hi, I’m Faith Wambui Muchiri — an AI data annotator and full-stack software developer based in Nairobi, Kenya. I combine hands-on coding with AI data labeling to build scalable apps and high-quality datasets for ML models. I enjoy turning natural language into structured, workflow-ready tasks, evaluating LLM outputs with RLHF and SFT, and collaborating with cross-functional teams to ship reliable tech solutions. Outside work, I stay curious about AI advances and contribute to open-source projects.…Hi, I’m Faith Wambui Muchiri — an AI data annotator and full-stack software developer based in Nairobi, Kenya. I combine hands-on coding with AI data labeling to build scalable apps and high-quality datasets for ML models. I enjoy turning natural language into structured, workflow-ready tasks, evaluating LLM outputs with RLHF and SFT, and collaborating with cross-functional teams to ship reliable tech solutions. Outside work, I stay curious about AI advances and contribute to open-source projects.

Available to hire

Hi, I’m Faith Wambui Muchiri — an AI data annotator and full-stack software developer based in Nairobi, Kenya. I combine hands-on coding with AI data labeling to build scalable apps and high-quality datasets for ML models.

I enjoy turning natural language into structured, workflow-ready tasks, evaluating LLM outputs with RLHF and SFT, and collaborating with cross-functional teams to ship reliable tech solutions. Outside work, I stay curious about AI advances and contribute to open-source projects.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Swahili

Advanced

Work Experience

AI Data Trainer / Annotator

November 1, 2025 - Present

Performed multi-modal annotation (text, image, video, LiDAR); evaluated and ranked LLM outputs using RLHF and SFT workflows; created step-by-step workflows for task execution and validation; conducted QA, dataset validation, and hallucination detection.

Business Solutions Developer at Kenya Revenue Authority

February 1, 2025 - Present

Developed robust business solutions using Angular and Laravel to streamline transport management systems; collaborated with cross-functional teams to design and implement scalable web applications, improving operational efficiency by 15%; conducted code reviews and optimized backend APIs, reducing response times by 20%.

PDTP Intern / ICT Solutions at ICT Authority

December 1, 2023 - December 31, 2024

Assigned to multiple organizations under the Presidential Digital Talent Programme to deliver ICT solutions; contributed to Kenya's Digital Master Plan; built a tree-planting tracking application using Laravel, PHP, and MySQL; generated reports informing infrastructure expansion decisions; assisted in reviewing ICT Authority's strategic plan.

M&E Empower Hub Developer at W4-EmpServe Kenya

August 1, 2024 - November 30, 2024

Developed the M&E Empower Hub System to improve monitoring and evaluation for community programs; trained 20+ girls in Math using the EY app; enhanced system usability based on user feedback, increasing satisfaction by 25%.

Data Capture & Filing Specialist at Kenya National Examination Council (KNEC)

November 1, 2024 - December 31, 2024

Performed accurate data capturing and filing for examination records, ensuring 100% data integrity; streamlined data processing workflows, increasing efficiency by 10% through automated scripts; provided technical support, resolving 95% of issues within SLA.

ICT Attachee at Huduma Center

October 1, 2021 - December 31, 2021

Trouble-shoot and maintain computer systems; configured and maintained local area networks; supported software installations and updates; ensured 100% compliance with organizational standards.

Frontend Developer at Zahara (Mama Connect)

January 1, 2024 - December 31, 2024

Collaborated on an award-winning telehealth platform using Next.js and Tailwind CSS to support pregnant mothers in Kenya; developed features including teleconferencing, geolocation for care facilities, a 24/7 chatbot, and an educational content module.

Full-Stack Developer at ICT Authority

January 1, 2024 - December 31, 2024

Built robust full-stack solutions; integrated with REST APIs; improved performance and scalability for government ICT initiatives.

Backend Developer at Swiss-Medicare

January 1, 2023 - December 31, 2023

Built backend using Ruby on Rails with JWT authentication, models, migrations, and relationships; optimized database queries, reducing latency by 15% and enabling secure health data management for 200+ users.

Frontend Developer at Dynamic Shopping Cart

January 1, 2023 - December 31, 2023

Built a responsive shopping cart using HTML, CSS, JavaScript, and API integration; enabled dynamic item addition, quantity adjustments, and real-time total price calculations; achieved 95% user satisfaction in usability testing with 100+ testers.

Frontend Developer at Digitr ee

January 1, 2024 - December 31, 2024

Contributed to frontend development for a Netlify-hosted app, leveraging modern JS tooling and UI frameworks to enhance user experience.

Presidential Digital Talent Programme (PDTP) Intern at ICT Authority

December 1, 2023 - December 1, 2024

Assigned to multiple organizations to deliver ICT solutions, enhancing digital transformation initiatives; built data-driven tools for planning and reporting; contributed to strategic ICT initiatives and governance.

M&E / Data Analyst at W4-EmpServe Kenya

August 1, 2024 - November 1, 2024

Developed the Monitoring & Evaluation EmpowerHub system, improving monitoring and evaluation for community programs. Trained 20+ girls in Math using the EY app, boosting digital literacy and empowerment. Enhanced usability based on user feedback, increasing satisfaction by 25%. Streamlined M&E processes, reducing reporting time by 30%.

Data & Exams Data Clerk at Kenya National Examinations Council (KNEC)

November 1, 2024 - December 1, 2024

Performed accurate data capturing and filing for examination records, ensuring 100% data integrity. Streamlined data processing workflows, increasing efficiency by 10% through automated scripts. Provided technical support, resolving 95% of issues within SLA.

Full-Stack Developer at Digitree

January 1, 2024 - December 1, 2024

Built a tree-planting tracking platform using PHP/Laravel and MySQL to support Kenya’s 15-billion-tree goal by 2030. Implemented employee tracking, geolocation, growth monitoring, and analytics features, ensuring 98% accuracy in tree-planting data. Enabled tracking for 500+ ICTA employees, contributing to environmental sustainability efforts.