Denis Kirimi

Delivered front-line technical support through phone, email, chat, and ticketing systems, resolving issues related to systems, access, software, hardware, networking, and cloud platforms. Managed ticket triage, documentation, and SLA follow-up, and documented repeat solutions to improve the internal knowledge base.

Architected and delivered secure, scalable web applications using AI-assisted development, security-first principles (OWASP), and rigorous testing protocols. Produced technical documentation including system architecture diagrams, API specifications, deployment guides, and onboarding materials for developer and non-developer audiences.

Created brand identities for clients including MADA (luxury real estate) and THE MOB Collective (interior design), including logos, color palettes, typography systems, and brand guidelines. Designed digital banners, email campaigns, and UI visuals for KULA investment platform, and ran social media campaigns for Nissan of Richmond.

Annotated and quality-reviewed diverse AI training datasets including text prompts, conversational data, image descriptions, and structured records, applying detailed annotation guidelines across multiple simultaneous projects. Evaluated and ranked LLM-generated outputs for quality, factual accuracy, tone, and instruction-following as part of RLHF and model alignment pipelines.

Processed a high volume of annotations across text, image, audio, and video data types, maintaining accuracy while meeting production throughput targets on deadline. Transcribed and labeled audio recordings for ASR model training, performed image annotation tasks for computer vision, and reviewed OCR outputs for structured data extraction.

Bachelor of Science in Information Technology degree from Kibabii University, completed in December 2023.