Kevin DeasonSenior Software Engineer | Solutions Architect | Angular & .NET Specialist kevin@deason.io +27 84 33 44 374 Ferndale, Randburg, South Africa PROFESSIONAL SUMMARY Senior Software Engineer and Solutions Architect with 13+ years in software engineering and 20+ years in IT. Proven expertise in delivering scalable full-stack solutions across finance, retail, and digital sectors. Strong track record in legacy system modernisation, cloud adoption, microservices, and high-impact greenfield products. Runs Nanotech Computers (est. 2017), an independent studio that has shipped three native SwiftUI iOS apps to the App Store, with their .NET backends, marketing sites, and AWS/Cloudflare infrastructure built end to end. Recognised leader and mentor, skilled at optimising performance, reducing technical debt, and applying AI-assisted engineering workflows. CORE COMPETENCIES & TECHNICAL SKILLS Backend Development C# / ASP.NET Core & MVC (Expert) · RESTful API Design & CQRS (Expert) · Entity Framework Core (Expert) · Legacy System Modernisation (Expert) · Microservices Architecture (Skilled) · IdentityServer, OAuth2 & JWT (Skilled) · Security & Compliance Practices (Skilled) Frontend Development Angular & AngularJS (Expert) · TypeScript & JavaScript (Expert) · HTML5, CSS3 & SCSS (Expert) · Bootstrap (Expert) · Tailwind CSS (Skilled) · Blazor WebAssembly (Comfortable) · React & Next.js (Comfortable) · Material Design (Comfortable) Cloud & DevOps CI/CD Pipeline Automation (Expert) · AI-Assisted Development (Claude Code) (Expert) · Git & Version Control (Expert) · Amazon Web Services (AWS) (Skilled) · Microsoft Azure (Skilled) · Docker & Containerisation (Skilled) · IIS Administration (Skilled) · Cloudflare (Pages, Workers & Caching) (Comfortable) Databases & Caching Microsoft SQL Server (MSSQL) (Expert) · MySQL / PostgreSQL (Skilled) · Redis & NoSQL Caching (Skilled) Mobile & Cross-Platform Swift & SwiftUI (3 App Store apps) (Skilled) · watchOS, WidgetKit & HealthKit (Skilled) · fastlane & App Store Delivery (Skilled) · .NET MAUI (Skilled) · Xamarin Forms (Skilled) · React Native (Comfortable) INDEPENDENT VENTURES & LIVE PRODUCTS — NANOTECH COMPUTERS (EST. 2017) Simply Read (App Store) Guided reading with on-device ARKit eye tracking. Word Challenge (App Store + web) Real-time multiplayer word game on .NET 9 + SignalR. Simply Track (App Store) Period tracker with watchOS companion, seven locales. In development ToolChain, XRPL escrow platform, Simply Calm, Simply Snore. PROFESSIONAL WORK EXPERIENCE (DETAILED HISTORY) Founder | Software EngineerNanotech Computers 2017 – Present•Registered the studio in 2017 and have built through it on and off ever since — open-source work, client projects and mobile apps alongside full-time roles. •Shipped three native SwiftUI apps to the App Store: Simply Read (guided reading with on-device ARKit eye tracking), Word Challenge (unlimited word game with real-time multiplayer), and Simply Track (period tracker with watchOS companion, HealthKit and CloudKit sync, seven locales). •Built the Word Challenge multiplayer backend on .NET 9 minimal APIs, SignalR, and DynamoDB, deployed to AWS Lightsail via GitHub Actions. •Built companion marketing sites from a house Next.js template across Cloudflare Pages, AWS Amplify, and Lambda/OpenNext. •Built comprehensive fastlane pipelines: automated screenshots and framing, multi-locale metadata, Custom Product Pages, subscriptions, territory-wide EULA upload, and app-preview video recording. •Developed SaaS side products: ToolChain (asset custody-trail SaaS on .NET 10, Angular 21, PostgreSQL, XRPL anchoring) and an XRPL 2-of-3 multisig escrow platform. •Six-plus further apps in development, including Simply Calm (on-device Apple Foundation Models AI coach) and Simply Snore (on-device SoundAnalysis). CORE DUTIES — All product design, iOS/backend/web engineering, cloud infrastructure, and App Store operations. AWS (Lambda, DynamoDB, S3, CloudFront, Lightsail, Amplify, CDK) and Cloudflare (Pages, Workers, R2) infrastructure with Terraform and GitHub Actions. App Store Optimisation: keyword research, listing audits, Custom Product Pages, and content marketing. Senior Software Engineer | Solutions ArchitectEntelect 2020 – 2024•Directed launch of Ninety One's Direct Investor platform, generating significant revenue in year one. •Modernised Apex platform through feature upgrades, refactoring, and performance tuning. •Automated manual processes at Easy Equities, reducing errors and operational overhead. •Transitioned Easy Equities to microservices on cloud infrastructure, achieving zero-downtime scalability. •Introduced Redis-based session management, boosting resilience and scalability. •Streamlined CI/CD pipelines, cutting deployment times and improving release confidence. •Mentored junior and mid-level engineers, building stronger technical teams. CORE DUTIES — Architected and deployed scalable full-stack solutions across greenfield and legacy systems. Defined technical strategy, ensuring compliance and alignment with business goals. Led migration from monolithic to microservices architectures. Embedded automation, DevOps practices, and robust documentation. Senior Software Engineer | Full-Stack DeveloperFreshive New Media 2017 – 2019•Delivered FixEezi with optimised MVC structure, reducing CSS/JS load and improving load times. •Built KIA Owners mobile app with Xamarin Forms for iOS and Android. •Executed full migration of RAM Hand-to-Hand Couriers platform to .NET Core in under a week. •Led Peerview integration stack (XML via FTP, SDKs across external sites). •Delivered TigerTruck web app from designs only, demonstrating exceptional agility. CORE DUTIES — Designed and delivered cross-platform applications using .NET Core, Angular, and Xamarin. Led third-party integrations, including complex payment gateways. Ensured secure, scalable deployment and optimised database performance. Mentored junior developers. Senior Software Engineer | .NET & Angular SpecialistSofteqa cc 2013 – 2017•Led third-party e-commerce integrations, improving transaction speed and customer experience. •Migrated legacy applications to newer frameworks, enhancing scalability and maintainability. •Delivered responsive frontends with Angular and AngularJS. •Implemented early security enhancements in payment handling. CORE DUTIES — Built and maintained e-commerce platforms across diverse technologies. Architected solutions balancing legacy system requirements with modern frameworks. Ensured high uptime and database integrity in high-volume transaction systems. Technical Support EngineerneaMetrics 2009 – 2013•Boosted database performance by optimising SQL queries and stored procedures. •Automated daily operational processes with a C# Windows Service, cutting manual labor. •Created WPF-based user management application, improving efficiency 10x over web version. •Managed biometric fingerprint enrolment for 400+ users at Medupi Power Station. CORE DUTIES — Maintained MSSQL databases and developed procedures/triggers. Administered servers and optimised AFISwitch software performance. Delivered technical support and managed call centre operations. IT Support SpecialistNanotech Computers (Early IT Support) 2008 – 2009•Installed and maintained SME network cabling and infrastructure. •Set up an emergency evacuation system at Sasol Nitro. •Built a loyal client base through personalised IT services. CORE DUTIES — Provided hardware/software support for SMEs and individuals. Managed network infrastructure and backup strategies. Delivered training and support on Microsoft technologies. IT Support TechnicianSPT Computers 2006 – 2008•Installed and managed cabling for networks up to 50 endpoints. •Delivered Microsoft Windows and Office training, reducing support demand. CORE DUTIES — Provided hardware/software support for SMEs. Installed OS/software, implemented backup strategies. Maintained small-business network infrastructure. EDUCATION & QUALIFICATIONS Associate's Degree in Computer Science (Partial)University of the People 2023 – 2024Cambridge IGCSE & HIGCSEBrainline Junior University 2000 – 2001 |