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I’m a mobile engineer and team lead with hands-on experience taking products from architecture and development all the way through production, CI/CD, automation, and App Store / Google Play releases. I’ve led teams from small (about 1) to larger groups (up to ~15), establishing engineering standards, processes, and release pipelines while keeping full technical ownership of outcomes. I enjoy building end-to-end systems that blend mobile development with backend architecture, security, cryptography, and DevOps practices. I’ve worked across industries and delivered complex products including decentralized and privacy-focused messaging solutions on blockchain infrastructure, as well as backend-driven mobile UIs and real-world mobile apps integrated with databases, notifications, and secure data flows.…I’m a mobile engineer and team lead with hands-on experience taking products from architecture and development all the way through production, CI/CD, automation, and App Store / Google Play releases. I’ve led teams from small (about 1) to larger groups (up to ~15), establishing engineering standards, processes, and release pipelines while keeping full technical ownership of outcomes. I enjoy building end-to-end systems that blend mobile development with backend architecture, security, cryptography, and DevOps practices. I’ve worked across industries and delivered complex products including decentralized and privacy-focused messaging solutions on blockchain infrastructure, as well as backend-driven mobile UIs and real-world mobile apps integrated with databases, notifications, and secure data flows.

agnostex

App Developer, Front-End Developer, Back-End Developer, +3

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I’m a mobile engineer and team lead with hands-on experience taking products from architecture and development all the way through production, CI/CD, automation, and App Store / Google Play releases. I’ve led teams from small (about 1) to larger groups (up to ~15), establishing engineering standards, processes, and release pipelines while keeping full technical ownership of outcomes. I enjoy building end-to-end systems that blend mobile development with backend architecture, security, cryptography, and DevOps practices. I’ve worked across industries and delivered complex products including decentralized and privacy-focused messaging solutions on blockchain infrastructure, as well as backend-driven mobile UIs and real-world mobile apps integrated with databases, notifications, and secure data flows.…I’m a mobile engineer and team lead with hands-on experience taking products from architecture and development all the way through production, CI/CD, automation, and App Store / Google Play releases. I’ve led teams from small (about 1) to larger groups (up to ~15), establishing engineering standards, processes, and release pipelines while keeping full technical ownership of outcomes. I enjoy building end-to-end systems that blend mobile development with backend architecture, security, cryptography, and DevOps practices. I’ve worked across industries and delivered complex products including decentralized and privacy-focused messaging solutions on blockchain infrastructure, as well as backend-driven mobile UIs and real-world mobile apps integrated with databases, notifications, and secure data flows.

Available to hire

I’m a mobile engineer and team lead with hands-on experience taking products from architecture and development all the way through production, CI/CD, automation, and App Store / Google Play releases. I’ve led teams from small (about 1) to larger groups (up to ~15), establishing engineering standards, processes, and release pipelines while keeping full technical ownership of outcomes.

I enjoy building end-to-end systems that blend mobile development with backend architecture, security, cryptography, and DevOps practices. I’ve worked across industries and delivered complex products including decentralized and privacy-focused messaging solutions on blockchain infrastructure, as well as backend-driven mobile UIs and real-world mobile apps integrated with databases, notifications, and secure data flows.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Russian

Fluent

Work Experience

Senior Flutter Developer at Digital Finance International

March 1, 2025 - Present

Led Flutter mobile development, dockerized delivery in a monorepo, built internal Flutter packages and SDKs for company-wide adoption, collaborated with cross-functional teams, and facilitated architecture workshops to drive scalable, maintainable system design.

Senior Flutter Developer / Team Lead at Digital Finance International

March 1, 2025 - Present

Led development of a decentralized, secure chat-based platform on the Internet Computer, focusing on secure storage and message encryption. Streamlined delivery by building and maintaining Docker-based CI/CD workflows, developed internal Flutter packages/SDKs for company-wide adoption, and led architecture decomposition workshops to create scalable, maintainable systems. Mentored team members, performed code reviews, and contributed to product architecture decisions and roadmaps.

Senior Flutter Developer / Team Lead / Rust Developer at Hash Talk

October 1, 2023 - March 1, 2025

Built a decentralized, encrypted email messenger on the Internet Computer with end-to-end encryption. Implemented smart contracts in Rust, designed architecture, and established CI/CD processes. Delivered mobile applications for Android and iOS, led feature design, and managed task delegation and team mentoring. Presented product concepts to stakeholders and contributed to roadmap and business planning.

Senior Mobile Developer / Team Lead

March 1, 2023 - July 1, 2025

Developed the core of a backend-driven UI platform for Flutter so financial institutions could dynamically render screens and user flows from backend JSON without requiring a new app store release. Implemented runtime logic to interpret UI schemas, compose Flutter widgets, layouts, navigation, and interaction logic, and enabled near-instant production changes. Streamlined delivery by maintaining Docker-based workflows and internal Flutter packages/SDKs to accelerate development and adoption across teams. Coordinated architecture decomposition sessions, supported scalable maintainable system design, and facilitated cross-functional planning for complex system requirements.

Team Lead & Senior Mobile Developer / Smart-contracts Developer

July 1, 2022 - October 31, 2023

Built decentralized, encrypted mail services and smart contracts in Rust for an anonymous messaging product on blockchain infrastructure. Developed mobile applications on the Flutter framework, selected and implemented CI/CD, and shipped releases to App Store and Google Play. Worked on cryptographic protocol and performance/security aspects to ensure end-to-end encryption, secure key management, and message data integrity. Organized and delegated tasks across the team, provided technical leadership and mentorship, conducted code reviews, and supported investor/product presentations with emphasis on key features, market potential, and technical innovation.

Senior Flutter Developer / Team Lead at Qamon

July 1, 2022 - October 1, 2023

Developed a decentralized, encrypted email service on Venom and Everscale blockchains. Implemented end-to-end encryption, secure key management, and data integrity safeguards. Led mobile app development, architecture decisions, and CI/CD implementation; provided technical leadership, mentoring, and stakeholder liaison to ensure alignment with project goals.

Senior Mobile Developer

May 1, 2021 - July 1, 2022

Developed and tested a mobile app (Flutter) for iOS and Android for a UK communication provider. Implemented unit tests for each class and participated in multi-country team discussions. Designed and improved code quality via code reviews and refactoring. Contributed to features around account management, data usage visibility, billing, broadband settings, parental controls, customer support, and application updates. Used established state management and routing patterns and collaborated within a squad for estimation and task distribution.

Flutter Developer at My EE

May 1, 2021 - July 1, 2022

Developed a mobile application for UK EE customers, enabling account management, data usage checks, bill payments, broadband settings, and parental controls. Wrote unit tests, participated in international team discussions in English, estimated task complexity, performed code reviews, and contributed to overall product quality.

Mobile Developer at Electric Solutions

June 1, 2019 - May 1, 2021

Delivered multiple mobile products: (1) an ePRO 24 remote management app for configuring devices, controlling outputs, and monitoring electric panels; (2) EKF Connect 2023 smart home integration app combining EKF devices with user-friendly UI and notifications (e.g., Telegram and voice assistant support); (3) EKF Timer for controlling an ESP8266 board and managing power supply through various points and scheduling. Implemented BLoC architecture and later transitioned to GetX, integrating sockets/protocols for device communications, building responsive UI components, and adding push notifications. Worked across the full app lifecycle from specifications and design to store publication, including integration with Laravel Echo and Hasura backends, and utilized Hive for NoSQL data handling.

Flutter Developer at Electrical Solutions

June 1, 2019 - May 1, 2021

Completed three projects: ePRO24 remote management app for configuring devices, EKF Connect 2023 smart home app with voice assistant and Telegram notifications, and EKF Timer app for ESP8266 control. Implemented BLoC to GetX architecture, integrated with Hasura backends via GraphQL, and developed push notifications, protobuf-based device communication, and adaptive UI.

Mobile Developer at IZI

February 1, 2017 - June 1, 2019

Developed and maintained a smart home control application focused on energy management and automation scenarios across multiple devices. Built the app architecture using Redux, implemented responsive/adaptive UI for mobile and tablet, and developed native UI elements including Bluetooth support on iOS and Android. Worked with user addresses and geolocation features and refactored system components toward the Qt C++ framework. Refined and debugged existing code, conducted testing, published apps to iOS App Store and Google Play, and maintained accounts and releases.

React Native Developer at IZI

February 1, 2017 - June 1, 2019

IZI Smart Home Control App – built a highly loaded mobile application, implemented data-flow optimization, designed Redux-based architecture, and developed native Bluetooth integrations for iOS and Android. Worked on maps/geolocation (MapBox), device communication, and pushed the project through publication to stores. Refactored and tested existing code and collaborated on design development.