Dmitrij Rysanow

About me

Senior TypeScript Developer with over 6 years of professional experience. Passionate about system design and specializing in Angular, NestJS, Docker, Redis, Google Cloud, GitLab, and Nginx. Strong focus on system design, architecture and performance.

Core Engineering Areas

Frontend & Realtime Systems
Design and development of large-scale Angular applications with emphasis on realtime systems, distributed state synchronization, performance optimization and scalable architecture. Experience with WebSockets, WebRTC and modern browser APIs. Applications treated as long-running, stateful systems rather than static UI layers.
Cross-platform Application Engineering
Development of cross-platform applications across web and mobile environments. Experience with native Android (Java) and hybrid frameworks (Ionic). Focus on consistent UX, responsive architecture and shared application logic across platforms.
Serverless & Cloud Architecture
Design and implementation of cloud-native and serverless systems using AWS, Azure and Google Cloud. Experience with event-driven architectures, microservices, containerization (Docker), orchestration (Kubernetes) and CI/CD pipelines. Strong focus on scalability, reliability and infrastructure-aware system design.

My projects

Protocall.IM

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Source code

Cross-platform encrypted realtime communicator with WebRTC, E2E encryption and distributed state synchronization.

Multihodl

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Source code

Web3 funds splitter. Technologies: Angular, Metamask.

GeoSpatia

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GeoSpatial marketplace with Angular, Mapbox GL and IPFS.

Experience

Atea Global Services Ltd., Senior Frontend Developer

Jul 2023

Angular enterprise applications, Azure DevOps, frontend architecture, WCAG accessibility optimizations and system improvements.

Frontend Angular App
WCAG accessibility optimizations
AG Grid data grids implementation and customization
package management using ng-packagr
Azure DevOps/Azure Portal configuration
Microsoft Powershell scripting

ITMAGINATION, Backend Developer

Jul 2021 - Mar 2023

Node.js microservices, Kubernetes, AWS/Azure, fintech systems (Greenlight).

Kubernetes/Node.js development
Amazon Web Services/Azure DevOps
Microservices

Billennium, Senior Developer

Jan 2019 - Jul 2021

Large-scale file storage systems, big-data handling, architecture and performance engineering for Roche ecosystem.

Maintenance and development of special kind of "Dropbox", supporting big files
Algorithms for chunking and validating big files
AG Grid data grids for handling and displaying large datasets
Navigating Backend and Devops developers towards systemic progress on features and security of the System