Expertise

Areas of expertise

For more than twenty years I have been building mobile, backend and AI-powered products, and for over a decade I have led technical teams. Below I explain what I do in each area, which projects I applied it to, and when it is the right choice.

Flutter Expert

iOS and Android from a single codebase: architecture, development, store release and maintenance.

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Mobile App Development Expert

iOS, Android and enterprise field apps: native, Flutter and ERP integration.

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Android Software Expert

Scalable, field-ready Android apps with Kotlin and Java: architecture, security, store and maintenance.

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iOS and Swift Expert

Secure, long-lived iOS apps built to App Store rules with Swift and SwiftUI.

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AI Expert

LLM integration, RAG and autonomous agents: from prototype to production.

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Laravel and PHP Backend Expert

API, admin panel, integration and scalable backend.

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Software Architecture and Technical Leadership

Architecture decisions, team building and staged delivery.

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.NET and ASP.NET Expert

Enterprise web applications with C#: ASP.NET Core, API, Entity Framework and migration from older .NET versions.

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Java Expert

Enterprise applications on the JVM, Java on Android and maintaining existing systems.

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Python Expert

Python for automation, data processing, API integrations and AI-assisted workflows.

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TypeScript Expert

Type-safe web applications: modern interfaces, Node.js services and an easy-to-maintain frontend architecture.

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React Expert

Component architecture, state management, API integration and performant React interfaces.

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Database Expert

Schema design, query performance, backup and migration: Oracle, MySQL, PostgreSQL and SQL Server.

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Oracle Database Expert

PL/SQL, schema design, performance tuning, backup and migration from Oracle to open source.

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MySQL and MariaDB Expert

Schema, indexes, replication, backup and high-traffic MySQL/MariaDB deployments.

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PostgreSQL Expert

PostgreSQL with schema design, JSONB, index strategies, replication and backup.

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SQL Server Expert

T-SQL, index and query tuning, backup and .NET integration.

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Web3 and Blockchain Expert

Smart contracts, NFT and token systems, and game integration with Unity.

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Solidity Expert

ERC-20, ERC-721 and ERC-1155 contracts on Polygon/EVM; deployment, verification and application integration.

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NFT Expert

ERC-721/1155 collections, metadata, mint process, marketplace listing and in-game use.

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Unity and Game Development Expert

MMORPG-style multiplayer games with Unity, procedural world generation and Web3 integration.

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DiscoveryWe clarify the work, the users and the scope; out-of-scope items are written down too.
Staged deliveryEvery stage has a visible output and acceptance criteria; payment follows the work.
HandoverDelivered with source code, documentation and a maintenance plan, so you are not locked in.
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