Hire the best Programming Languages Freelancers in Budapest, HU

Check out Programming Languages Freelancers in Budapest, HU with the skills you need for your next job.
  • $60 hourly
    Creative and improvement-driven professional with proven results across different technological fields. Offering system design and development of services for specialized purposes, including large-scale microservice applications, automation, and optimization in virtualized and distributed environments. Providing consultations and performing detailed analysis of key technical and business metrics. Proven track record across different fields, including: - Distributed Applications - Cloud Development - Backend Systems - Blockchain Platforms - System Maintenance & Optimization - SRE & DevOps - Scripting and Automation Personal note: I have worked with too many different tech problems & solutions to list them individually here, from different system architectures, tech stacks, service providers, compliance standards, you name it. Reach out, I am sure if I can help or not. Cheers!
    Featured Skill Programming Languages
    Microservice
    DevOps Engineering
    Application Review & Optimization
    Project Analysis
    Server & Virtualization Software
    Software Architecture & Design
    Distributed Computing
    Database Architecture
    Automation
    Scripting
    Enterprise Architecture
    Kubernetes
    Software Development
    Orchestration
    Cloud Computing
  • $70 hourly
    Head of an engineering team. Deep insight into/ development history of Bitcoin and the Lightning Network. Proficient AI-guided Optimization lead developer and product owner of software overarching developments related to Bitcoin, 3D geometry, architectural design, logistics.Experience in Python, LISP, Go languages. BAFA cert. energy advisor. 2019 – present BITCOIN HIGH-SECURITY WALLET SYSTEM Owner + Lead developer Pocket-sized hyper-secure offline bitcoin wallet and key-manager product owner • physically isolated one way offline transaction editor and key storage • complementing PC gateway application • low abstraction level, offchain UTXO management • highly customizable scripting environment • intuitive and extremely secure key manager • OS: UbuntuLinux – Windows – RaspbianLinux. PoC: Python / RaspberryPi 2020 – present BITCOIN – SHARED LIGHTNING NODE Owner + Lead developer Multi user wallet service system product owner • offering clients to utilize sovereign liquidity on the Lightning network • enabling clients to lease liquidity over LND-Pool using own Node • Lightning Network based bitcoin acceptance service for merchants • LN based data validation scheme for industry level measurement systems. • OS: RaspbianLinux. Implementation: LND / Umbrel. PoC: Python/Go/RaspberryPi Projects 2018 – present BITCOIN ADVISOR Business owner Providing Bitcoin related research, solutions and developing custom-made software • full support of decisionmaking for companies investing in or integrating bitcoin • fund locking schemes for legal entities represented by multiple natural persons • complex customized key storing solutions • advising on accounting aspects of Bitcoin purchases for companies • feasibility studies and profitability calculations on Mining • Point of Sale solutions for merchants and online retail • clients: various private enterprises and individuals 2016 – present OPTIMIZATION ENGINE - USING GENERAL GENETIC ALGORITHM Owner + Lead developer Engine powering multiple projects listed below own product • with vast number of customizable and adaptable engine- and task related parameters: engine can adopt and mix multiple optimization methods • customizable 2D – 3D animated display for real-time result rendering • OS: UbuntuLinux – Windows – RaspbianLinux. Written in Python 2016 – present AUTOMATED ROBOTIZED AQUAPONIC SYSTEM Owner + Lead developer Organic low-energy farming facility robotic production unit • remotely controlled, blockchain recorded, robotized fish-breeding produce farm • microcomputer controlled physical and biological environment. OS: Raspbian 2016 – 2021 ARCHITECTURAL LAYOUT DESIGNER FRAMEWORK Lead dev. + Advisor Evolutionary Algorithm based architectural layout designer app: floor plan + site • Framework supports entire workflow from user-input to documentation • powered by the Optimization Engine. Written in Python • incorporates and manages a multi software framework: Revit – Excel – Python • principal: OrganicaWater 2017 – 2018 SHELL STRUCTURE CONSTRUCTION DESIGNER Software arch. + Advisor Multiple software overarching custom made Architectural framework app • complex 3D geometry solver engine. Written in Python • customized 3D visualizer for runtime solution rendering • automated construction documentation level ACAD details. Written in AutoLISP • principal: Zenvision GmbH 2017 – 2018 VERSION TRACKED SCHEDULING FRAMEWORK Software arch. + Lead dev. Development of version controlled software environment. Scheduling application. • manage intermediate states of Architectural dev. related scheduled info • Revit – Excel synthesizing umbrella software. Written in Python • principal: Aukett + Heese 2018 LOGISTIC ROUTE OPTIMIZER Lead developer Customizable flight pattern designer for transport drones: TSP style extended tasks • powered by the Optimization Engine. Written in Python • client: Terez Molnar – private individual 2013 – 2016 PARAMETRIC AUTOMATED ARCHITECTURAL DOC. GENERATOR Lead dev. + Advisor CAD software to create building permit level documentation for industrial projects • parametric design and documentation of recycling centers, industry halls, geodome structures. Tasks defined by a set of numerical parameters only • AutoCAD – Excel synthesizing umbrella software. Written in AutoLISP. • principal: OrganicaWater
    Featured Skill Programming Languages
    Golang
    Hardware Wallet
    Script
    Bitcoin
    Desktop Application
    Linux
    Python
    Git
    Product Development
    Lightning Bolt
    Software Development
    Bash Programming
    Lisp
    Blockchain Architecture
    International Development
  • $40 hourly
    Dynamics BC (AL) Design and Architecture: Proficient in NAV C/SIDE C/AL, and AL development languages. Extensive NAV customization expertise, encompassing the creation and modification of tables, reports, pages, job queues, queries, and code units. Seamless integration with CRM, specifically Business Central. Specialized experience in designing Dynamics NAV payroll systems. Expertise in crafting Navision workflows with approval cycles. Successful integrations with various third-party applications. Seamless connections with E-commerce platforms for efficient data flow. Development of AL extensions and customizations tailored to client needs. Reports development using RDLC. Proficient in handling webservices, APIs for both consumption and creation. Implementation of automation processes for enhanced operational efficiency. Thorough understanding and collection of client requirements. Provision of comprehensive training sessions to familiarize clients with NAV functionality. Technical guidance and support provided to MS Dynamics customers. NAV client and server installation and configuration experience. Integration expertise between Dynamics NAV and Dynamics CRM. Upgrading Navision systems to newer versions with a seamless transition. Integration between other systems and Microsoft Dynamics NAV using webservices.
    Featured Skill Programming Languages
    Microsoft Dynamics ERP
    Software Development
  • $45 hourly
    With 17 years of programming experience (9 years professionally), I’m a versatile developer with strong expertise in PHP, JavaScript, Python, Ruby, and C#. I thrive on fast-paced, complex projects and deliver user-focused solutions. Skills and Expertise: 🚀 Languages: PHP, JavaScript, TypeScript, Python, Ruby, C#, Go, Node.js 💻 Frameworks: Laravel, CodeIgniter, Symfony, Angular, React, Vue, Express.js, Electron Specialties: Automation & Web Scraping 🛠️ I’m an expert in automation and data extraction using Puppeteer, Playwright, and Selenium. I build solutions that handle complex scraping and automation tasks with efficiency and reliability. API Development & Reverse Engineering 🔍 I develop robust APIs and specialize in reverse engineering. With strong skills in JavaScript and PHP deobfuscation, I reveal structure in complex, obfuscated code to support custom integrations and advanced functionality. Mobile App Development 📱 Using React Native, Ionic, and Xamarin, I create mobile apps with smooth, responsive experiences. My mobile solutions are designed for both standalone and integrated applications, ensuring consistency across platforms. Debugging & Problem-Solving 🐛 I bring strong debugging expertise, identifying and resolving issues quickly and effectively across various systems, ensuring stable and optimized performance. Browser Extension & WebRTC Development 🌐 I excel in browser extension development and WebRTC, creating tools that enhance interactivity and functionality within web applications. Why Choose Me? 🎯 Proven Problem-Solver: I tackle every challenge, even if it requires reconstructing systems in unknown languages. 🔄 Autodidact & Adaptive: Self-taught with a strong ability to learn and apply new skills quickly. 👥 User-Focused Solutions: My work is intuitive, accessible, and tailored to enhance user experience. 💵 Rates: $45/hour If you’re looking for a developer who can drive your project forward with expertise and creativity, let’s discuss how I can help!
    Featured Skill Programming Languages
    Ethical Hacking
    iOS Development
    Android App Development
    ML Automation
    Software Development
    Lua
    Reverse Engineering
    React Native
    Programming Bug Fix
    Database Development
    C#
    Golang
    Node.js
    JavaScript
    PHP
  • $45 hourly
    Experienced Chief Technology Officer with a demonstrated history of working in the information technology and services industry. Skilled in Business Planning, Communication, Management, Infrastructure, and Team Leadership. Strong information technology professional with a Bachelor of Science - BS focused in Computer Software Engineering from Pázmány Péter Katolikus Egyetem.
    Featured Skill Programming Languages
    Windows Server
    Linux
    AI Implementation
    Enterprise Architecture
    Software Development
    Presentations
    Communication Skills
    Software Specifications
    AI Consulting
    IT Infrastructure
    Project Management
    Microsoft Project
  • $15 hourly
    Hey there! I'm Marcell Bálint, final year Computer Science & Engineering student at BME. What's my game? AI. I eat, sleep, and breathe tech, with a special love for making AI work for you. Python's my playground, PyTorch and Scikit-learn are my tools, and solving AI puzzles is what gets me up in the morning. What I Offer: - AI Problem Solver: Got an AI challenge? I'm your guy. I make complex AI stuff simple and workable. - AI for Business: Want to give your business an AI edge? I'll hook you up. We'll make your operations smarter and faster. - Lead & Collaborate: Need a project boss or a team player? I lead, manage, and get things done. Why Pick Me? - I have a team of 4 data scientists ready to help you. - I've worked on successful in house projects with banks, recruiters, agencies. - I've delivered multiple RAG and Agentic apps to date.
    Featured Skill Programming Languages
    Startup Company
    Project Management
    R
    MATLAB
    Matplotlib
    Product Development
    Software Development
    Artificial Intelligence
    PyTorch
    C++
    pandas
    NumPy
    Python Scikit-Learn
    Python
  • $30 hourly
    As a data analyst, I excel in deciphering complex datasets to deliver actionable insights crucial for informed decision-making. With a strong foundation in statistical techniques and analytical tools, I've successfully optimized strategies and enhanced organizational performance. My experience includes years of working with spreadsheets and databases complemented by creating hundreds of reports and dashboards.
    Featured Skill Programming Languages
    Google Sheets
    Microsoft Excel
    Salesforce
    Business Intelligence Software
    Business Intelligence
    Database Query
    Big Data
    Database Administration
    C#
    Database
    Software Development
  • $30 hourly
    Driven Software Developer | Full-Stack Specialist | Aspiring Machine Learning Expert I’m a passionate and dedicated Computer Science student at Eötvös Loránd University, where I have honed my skills in Software Development, Web Development, and Data Analytics. With expertise in Java, Ada, C/C#, PHP, React.js, JavaScript, and Python, I specialize in creating responsive, user-friendly applications that solve real-world challenges while delivering seamless user experiences. My technical skill set spans full-stack development, back-end programming, and Linux system administration, enabling me to handle diverse project requirements from start to finish. Whether it's developing feature-rich web applications, crafting efficient server-side logic, or optimizing database performance, I bring a meticulous, solution-oriented approach to every task. I am currently expanding my knowledge in machine learning and big data analytics, equipping myself to tackle complex, tech-driven projects that make an impact. As a proud recipient of the prestigious Stipendium Hungaricum Scholarship, I have demonstrated a strong commitment to academic excellence and professional growth. What I Offer: Full-stack web development using modern frameworks and tools Back-end solutions with robust, secure, and scalable architecture Front-end interfaces that are responsive, dynamic, and visually appealing Expertise in system troubleshooting, Linux server management, and database optimization Hands-on experience in implementing data-driven applications What You Can Expect: Clear communication and regular project updates Deliverables that meet your exact requirements within deadlines A collaborative approach, ensuring your vision is realized I am actively seeking opportunities in software development, front-end engineering, and data analytics. If you’re looking for a reliable, detail-oriented developer with a growth mindset, let’s connect to discuss how I can contribute to your project’s success. Let’s build something great together! 🌟
    Featured Skill Programming Languages
    Bash Programming
    Database Management
    Machine Learning
    CSS 3
    HTML5
    Software Development
    React
    JavaScript
    PHP
    Ada
    Python
    Unit Testing
    Java
    C++
  • $10 hourly
    Responsible, critical attitude to programs. The most important question during testing is: how can I force the program's bugs to fail?
    Featured Skill Programming Languages
    QA Testing
    QA Software & Testing Tools
    Unit Testing
    Manual Testing
    Personal Computer
    Beta Testing
    Alpha Testing
    Software QA
    Software Testing
    Software Development
    Desktop Application
  • $10 hourly
    Hey, my name is Eszter! I'm 23 years old and a native Hungarian speaker, but I am also fluent in English. I went to university in Hungary and have a Bachelor's degree in Business Informatics. As an aspiring freelancer new to Upwork, I’m excited to offer my skills to help others and build my experience. I’m a developer and an aspiring assistant experienced in building software and helping in administrative and creative work. Whether you’re trying to solve a problem requiring coding knowledge, need help from an artistic mind or want to get administrative and tedious work off from your chest, I can help. In my free time, I love reading and drawing, and I also play a lot of chess :)
    Featured Skill Programming Languages
    Writing
    UX & UI Design
    UX & UI
    Python
    Software Development
    Illustration
  • $11 hourly
    I'm a programmer and have worked as an independent developer for more than several years. I studied at the Veszprémi Egyetem to improve my skills in the software development area. During my studies I learned basic concepts of object-oriented programming and design patterns in order to achieve better quality of code and better integration with existing system. In my free time, I'm always interested in learning new skills and to work on different projects as a part of the course. This way I can get a lot out of myself, learn and practice what I've learnt
    Featured Skill Programming Languages
    Software Development
    Desktop Application
    C#
  • $13 hourly
    I am a dedicated software developer with over 6 month of experience, always looking for new challenges and opportunities to grow and learn. I am highly proficient in Fullstack Development (Next.js, Node.js, MongoDB, Python, Django, C#) UI/UX, and always looking to stay up-to-date on the latest industry trends and developments.
    Featured Skill Programming Languages
    TypeScript
    PHP
    Amazon DynamoDB
    MongoDB
    Database
    AWS Lambda
    Flask
    Django
    Web Development
    Next.js
    Python
    Software Development
    C#
    NodeJS Framework
    JavaScript
  • $15 hourly
    PROFILE As a Computer Science graduate student, I am seeking opportunities to further my career in the field.
    Featured Skill Programming Languages
    Software Architecture & Design
    Software Architecture
    Software Development
    Web Development
    Web & Mobile Design Consultation
    Data Science
    Data Analytics
    PHP
    React Native
    React
    JavaScript
    Java
    CSS
    HTML
    SQL
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