Daniel

DANIEL ANGELOVSKI
Senior Full-Stack and Mobile Engineer
Kyiv, Ukraine | [відкрити контакти](див. вище в блоці «контактна інформація») | [відкрити контакти](див. вище в блоці «контактна інформація») | daniel.angelovski.info

PROFESSIONAL SUMMARY
Senior full-stack and mobile engineer with 15+ years of hands-on product development across Node.js,
TypeScript, React, React Native and PHP. Builds production systems end to end: architecture, APIs, data
models, asynchronous processing, cloud deployment and polished user interfaces. Recent work includes event-
driven healthcare workflows, Hedera Guardian and Web3 infrastructure, AI-assisted nutrition products, and an
iOS application released on the App Store. Comfortable owning difficult technical areas while remaining a
practical, delivery-focused engineer.

CORE EXPERTISE
Backend: Node.js, NestJS, Express, PHP, Laravel, REST APIs, CQRS, event sourcing, microservices
Frontend and mobile: React, Next.js, Angular, React Native, Expo, TypeScript, Redux, Zustand, Tailwind
CSS, Actionscript, Material UI, Three.js
Data and messaging: PostgreSQL, TypeORM, Prisma, MongoDB, Redis, Qdrant, NATS, BullMQ, SQS
Cloud and delivery: AWS Lambda, SES, SQS, S3, Docker, Coolify.io, Linux, GitHub Actions, Serverless,
Hetzner, Vercel
AI and emerging technology: OpenAI and OpenRouter APIs, Python/FastAPI, LangChain / LangGraph,
vector search, MCP and RAG, Hedera, IPFS

PROFESSIONAL EXPERIENCE
Senior Full-Stack Engineer | Envision Blockchain Solutions / Climission 2026 - Present
Remote | United States and Ukraine
- Develop the open-source Hedera Guardian platform in a microservices architecture using NestJS, Angular,
TypeScript, NATS, MongoDB, Redis, IPFS and Hedera services.
- Implement policy and verifiable-credential workflows for sustainability and traceability use cases, including
external topic subscriptions and IPFS-backed document exchange.
- Built the Climission AI Toolkit (Python + React), combining a Guardian MCP server, Qdrant vector search and
retrieval workflows that let AI clients work with domain and policy knowledge.
- Contribute production code, technical investigation and maintainable solutions within a distributed open-
source engineering team.
Senior Full-Stack Engineer | 1CSD LLC 2025 - 2026
Remote | United States and Ukraine
- Built backend services in NestJS and Express and user-facing features in React and TypeScript for a
healthcare operations platform.
- Designed event-driven processing and notification workflows with AWS Lambda, SQS, SES, BullMQ and
Redis, including grouped alerts and rate-controlled delivery.
- Improved PostgreSQL and TypeORM workloads over approximately 14 million events and 2 million tasks
through query redesign, CTEs, indexing and controlled historical backfills.
- Worked across application code, Databricks integrations, operational tooling and production diagnostics in a
serverless AWS environment.
React Native Full-Stack Engineer | FieldRoutes 2022 - 2025
Remote | United States and Ukraine
- Developed and maintained two cross-platform mobile applications one with React Native, TypeScript, Redux
and Redux-Saga, other with Cordova and ExtJS, both supported by PHP APIs.
- Delivered production features across mobile UI, application state, API integration and backend behavior
while working in a mature field-service product environment.
- Diagnosed platform-specific issues and supported reliable Android and iOS releases through Git-based
delivery

Daniel Angelovski | 1

SELECTED PRODUCT WORK
SkillFuel.app | Independent product engineering
Designed and built a multi-tenant learning and wellness platform spanning a NestJS API, Next.js
administration and learner applications, and a React Native mobile app. The platform includes courses and
gated lessons, Mux video, subscription billing, tenant management, usage controls, and AI-assisted nutrition
workflows using image and voice input. skillfuel.app
Artichoke | Production iOS health and fitness app
Built the mobile experience for daily nutrition tracking, coach communication and learning content. Users can
log meals by photo, voice or manual entry; review AI-assisted ingredient and portion estimates; track calories
and macronutrients; and follow personalized daily targets. Shipped to the Apple App Store with subscriptions
and production privacy requirements. App Store

EARLIER EXPERIENCE
Mobile Developer | ServicePro.com 2018 - 2022
Remote | United States and Ukraine
- Developed a shared Android and iOS codebase with the Harman AIR SDK, Flex and ActionScript 3; used Git,
SVN and Azure DevOps for delivery.
PHP Developer | InfiniteSoft.co 2017 - 2018
Kyiv, Ukraine
- Delivered web and mobile backends with PHP, Yii2, Symfony, Laravel and REST APIs for an international
outsourcing company.
Founder and Product Engineer | ContentPlus.com.ua 2016 - 2020
Kyiv, Ukraine | Parallel venture
- Built a digital-signage product across PHP web applications, C# client software and Linux cloud
infrastructure.
Founder and Software Engineer | Morgans Komunikacii DOOEL 2010 - 2018
Bitola, Macedonia
- Delivered outsourced web products and managed technical operations using Java, ActionScript, PHP,
PostgreSQL, MySQL, Windows and Linux.
Software Developer and Team Lead | Morgans AS 2006 - 2015
Macedonia and Norway
- Built product and subcontracted solutions with ActionScript 3, Java J2EE, JSP/JSTL, PostgreSQL and MySQL;
administered Apache, Tomcat, Linux, Windows and SSL.

EDUCATION AND CERTIFICATION
Applied Computer Science | University St. Kliment Ohridski, Bitola | 2009
Cisco CCNA 1 Networking | University certification | 2010

ADDITIONAL INFORMATION
Languages: Macedonian (native), English (advanced), Ukrainian (B2)
Interests: Climbing, skiing, cats, photography, embedded systems and cybersecurity

Daniel Angelovski | 2