About me

I'm a Lead Mobile Developer creating high-quality apps for iPhones, iPads, Macs, and Android devices. With over 4 years of experience, I specialize in building secure and fast mobile applications, particularly VPN solutions that help businesses protect their data. My apps are used by thousands of people daily.

I'm passionate about creating user-friendly, modern applications that work smoothly across all devices. I stay up-to-date with the latest mobile technologies to ensure I deliver the best possible experience to users.

What I'm doing

  • mobile app icon

    Apple Device Apps

    Creating beautiful, fast apps for iPhones, iPads, and Mac computers using Apple's latest technologies.

  • Android development icon

    Android Apps

    Developing modern Android applications with smooth animations and beautiful designs.

  • VPN icon

    Security Solutions

    Building secure VPN applications that help businesses protect their sensitive data across all devices.

  • architecture icon

    Quality Assurance

    Ensuring apps are reliable, fast, and provide the best possible user experience.

Resume

Experience

  1. Lead Mobile Developer at Blackshell

    November 2023 Present

    Building the #1 B2B VPN client app for both Apple Platforms (iOS/MacOS/iPad) and Android. Leading the mobile development efforts and architecting cross-platform solutions.

  2. iOS/Android Developer at SmartDiesel/DKV

    May 2022 — November 2023

    Led complete overhaul of mobile applications as sole developer. Implemented native Kotlin and Swift, MVVM architecture, and advanced features resulting in 80-90% reduction in app crashes.

  3. Self-Published Indie Developer - Google Play Store

    Oct 2019 — Present

    Created and published multiple successful Android applications with over 700,000 combined downloads. Managed entire development lifecycle from concept to deployment.

Technical Skills

  1. Apple Platform Development

    • Creating modern apps for all Apple devices (iPhone, iPad, Mac)
    • Building smooth, responsive user interfaces
    • Implementing secure data storage and cloud synchronization
    • Expertise in Apple's latest design guidelines and features

  2. Android Development

    • Building beautiful, modern Android applications
    • Creating responsive and animated user interfaces
    • Implementing efficient data storage and management
    • Following Google's Material Design principles
    • Experience with both modern and legacy Android development

  3. Additional Expertise

    • Security and privacy-focused development
    • VPN technology implementation
    • App store publishing and maintenance
    • Automated testing and quality assurance

Education

  1. West University of Timisoara

    2018 — 2021

    Bachelor's degree in Computer Science. Gained solid understanding of computer science principles and software development fundamentals.

  2. Liceul Tehnologic "Matei Corvin" Timisoara

    2019 — 2021

    Junior College, Computer Science. Specialized in mobile development with focus on Android and iOS platforms.

Portfolio

Blog

Contact

Contact Form

Tools

JSON Formatter & Minifier

Use this tool to format and minify your JSON data for better readability and performance.

Base64 Encoder/Decoder

Convert text to Base64 and decode Base64 back to text.


            

          


          

            

              
Text Case Converter

              

                
                
              

            

            

              
Convert text to uppercase, lowercase, or title case.

              
              
              
              
              

            

          


          

            

              
URL Encoder/Decoder

              

                
                
              

            

            

              
Encode and decode URLs to ensure they are safe for transmission.

              
              
              
              

            

          


          

            

              
HTML Entity Encoder/Decoder

              

                
                
              

            

            

              
Convert special characters to HTML entities and vice versa.

              
              
              
              

            

          


          

            

              
String Reverser

              

                
                
              

            

            

              
Reverse the characters in a string.

              
              
              

            

          


          

            

              
ETH ⟷ Gwei Converter

              

                
                
              

            

            

              
Convert between Ether (ETH) and Gwei units for Ethereum gas calculations.

              
              
              
              

            

          


          

            

              
Wei ⟷ Gwei Converter

              

                
                
              

            

            

              
Convert between Wei and Gwei units for precise Ethereum calculations.

              
              
              
              

            

          


          

            

              
Wei ⟷ ETH Converter

              

                
                
              

            

            

              
Convert between Wei and Ether (ETH) for Ethereum transactions and smart contracts.

              
              
              
              

            

          


          

            

              
Hex ⟷ Decimal Converter

              

                
                
              

            

            

              
Convert between hexadecimal and decimal numbers, useful for smart contract data.

              
              
              
              

            

          


          

            

              
Timestamp Converter

              

                
                
              

            

            

              
Convert between Unix timestamps and human-readable dates, essential for blockchain development.

              
              
              
              

            

          


          

            

              
Binary ⟷ Hex Converter

              

                
                
              

            

            

              
Convert between binary and hexadecimal formats for low-level operations.

              
              
              
              

            

          


          

            

              
Satoshi ⟷ BTC Converter

              

                
                
              

            

            

              
Convert between Satoshis and Bitcoin (BTC).

              
              
              
              

            

          


          

            

              
Base58 Encoder/Decoder

              

                
                
              

            

            

              
Encode and decode Base58 format used in cryptocurrencies.

              
              
              
              

            

          


          

            

              
Keccak-256 Hash Generator

              

                
                
              

            

            

              
Generate Keccak-256 hashes used in Ethereum.

              
              
              

            

          


          

            

              
ABI Encoder/Decoder

              

                
                
              

            

            

              
Encode and decode Ethereum ABI data.

              
              
              
              

            

          


          

            

              
UTF8 ⟷ Hex Converter

              

                
                
              

            

            

              
Convert between UTF-8 text and hexadecimal representation.

              
              
              
              

            

          


          

            

              
Base32 Encoder/Decoder

              

                
                
              

            

            

              
Encode and decode Base32 format used in IPFS and other systems.

              
              
              
              

            

          


          

            

              
ETH Address Checksum

              

                
                
              

            

            

              
Convert Ethereum addresses to checksum format (EIP-55).

              
              
              
              

            

          


          

            

              
Byte Unit Converter

              

                
                
              

            

            

              
Convert between different byte units (Bytes, KB, MB, GB, TB).

              
              
              
              

            

          


          

            

              
TX Signature Extractor

              

                
                
              

            

            

              
Extract r, s, v values from Ethereum transaction signatures.