I'm a full stack developer with 18+ years of experience building scalable web applications and leading development teams. I specialize in helping businesses optimize their systems, scale for high traffic, and modernize their technology stack. - Expert in Python (Django, FastAPI), JavaScript/Node.js, and SQL databases - Proven track record scaling applications to handle thousands of transactions per minute - Team leadership experience with 3-5 developer teams - Specialized in short-term engagements (2-6 months) for maximum impact - 5+ years remote work experience across Central European timezone I focus on delivering results quickly while maintaining high code quality and security standards. Whether you need to optimize performance, build new features, or modernize legacy systems, I can help you achieve your goals efficiently.

Engineering Manager | AI/Agentic Systems Architect | AWS Solutions Architect with 8+ years building and scaling products from 0 to 1 — twice on founding teams at high-growth startups (Fintech and Restaurant Tech). I lead engineering orgs (up to 30+ engineers across multiple squads) while staying hands-on with architecture, especially AWS/Serverless systems, LLM integrations, and agentic AI workflows. What I bring: 🔹 Agentic AI & Multi-Agent Systems — Design and build autonomous agent workflows and multi-agent systems — agents that call tools, coordinate with each other, and execute tasks with minimal human intervention — alongside production LLM integrations (OpenAI API). 🔹 AI Architecture & Integration — Shipped production AI features including an AI-powered order-taking bot and LLM-integrated ordering platforms, plus advice on AI adoption strategy for products at scale. 🔹 Engineering Leadership — Built and led squad-based engineering teams (20-30+ engineers) across multiple countries, owning architecture, hiring, delivery, and engineering culture from the ground up. 🔹 Cloud & Backend Systems — AWS Certified Solutions Architect. Deep expertise in Serverless (Lambda), Node.js/NestJS, and multi-region system design — scaled fintech platforms to 5,000+ daily transactions across 4 countries. 🔹 Full-Stack Delivery — React.js, Next.js, React Native, TypeScript — covering everything from customer-facing apps to internal ops tools. 🔹 Payments & Fintech — B2B payment architecture (Adyen, Stripe) processing $1M+/month. I've spent my career at the intersection of technical depth and team leadership — I can join as a hands-on AI/agentic systems architect, as an embedded engineering lead, or advise on your AI/cloud strategy. PMP® certified for teams that need structured delivery alongside technical execution.

Certified Salesforce Developer with expertise in development, automation, and architecture across Platform, B2C Commerce, AI, Marketing Cloud, and Education Cloud. I design customized solutions that optimize operations, enhance UX, and drive measurable results. From custom apps to complex integrations, I make Salesforce work smarter to accelerate business growth. 📃List of My Certifications 🎓Salesforce Certified Administrator 🎓Salesforce Certified Platform Developer I 🎓 Salesforce Certified B2C Commerce Developer 🎓 Salesforce Certified B2C Commerce Architect 🎓 Salesforce Certified AI Associate 🎓 Salesforce Certified AI Specialist 🎓 Salesforce Marketing Cloud Email Specialist 🎓Salesforce Certified Education Cloud Consultant ☑Salesforce Development Services Offered: ◾ Custom development using Apex classes and triggers ◾ Building user interfaces with Visualforce, Lightning Web Components (LWC), and Aura components ◾ Integration expertise using SOAP (WSDL) and REST APIs with JSON and XML data formats ◾ Creating and consuming web services within Salesforce ◾ Experience in AppExchange product development and deployment ◾ Enhancing UI/UX with JavaScript and jQuery for dynamic client-side functionality ☑Platform & Cloud Expertise • Salesforce B2C Commerce (SFRA, Business Manager, ISML) • Salesforce Marketing Cloud (Email Studio, Journey Builder) • Salesforce Education Cloud Implementation • Salesforce CRM Administration • Experience Cloud (Communities) The following are the integrations I have experience with: ✔Payment Gateways: ◾PayPal ◾Adyen ◾Apple Pay ◾Stripe ◾Square ◾Skrill ◾Authorize.Net ◾Global Payments ✔Marketing Platforms: ◾Dotdigital ◾Salesforce Marketing Cloud ◾Mailchimp ✔CRM, OMS, and ERP: ◾Salesforce ◾HubSpot ◾Dynamics 365 ◾Oracle NetSuite ◾QuickBooks Online Here’s a concise overview of my key projects: ◾ Rebecca Taylor: Transformed a traditional three-step checkout process into a sleek, one-page flow, integrating Braintree and Afterpay, which led to a 15% increase in completed transactions within the first month. ◾ Cartier: Designed and implemented a return and exchange system alongside BOPIS integration, significantly enhancing customer convenience. ◾ Khaadi: Successfully integrated AX ERP for real-time inventory and pricebook updates, streamlining operations. ◾ Tanuki: Developed a loyalty points management system, increasing customer retention rates. ◾ Dermalogica: PowerReviews and Listrack integration boosted review visibility and email marketing ROI.

PROFESSIONAL SUMMARY * Over 20 years of Product Management & Business Analysis experience across Telecom and Retail industries. * Experience in Digital Products and change initiatives development with good understanding of Design Thinking methodologies and frameworks. * Proven ability to integrate AI automation into digital platforms, including conversational chat capabilities and customer behavioral modeling, to enhance user experience and optimize product performance. * Excellent understanding of payment industry, payment systems, payment systems integration, payment gateways, payment methods, compliance & regulation, and related technology aspects. * Good understanding of Payment industry market trends and evolving technology innovation. * Experience with omni-channel Payment solutions from Digital Payments vendors such as Apple, Google, Paypal, Adyen, Klarna and Worldpay.

PHP has been declared dead so many times that I've lost count. Meanwhile, businesses still need scalable SaaS platforms, secure payment systems, high-load APIs, and enterprise applications – and that's exactly what I've been building for the last 10+ years. I specialize in Symfony, Laravel, API architecture, and legacy modernization, helping EdTech, FinTech, and E-commerce companies create reliable products that grow with their business. Below is more about my expertise: 🚀 𝐒𝐞𝐧𝐢𝐨𝐫 𝐏𝐇𝐏 & 𝐒𝐲𝐦𝐟𝐨𝐧𝐲 𝐄𝐱𝐩𝐞𝐫𝐭 As a Senior PHP developer and Symfony developer with over 10 years of experience, I specialize in building high-performance Back-End development architectures for EdTech, FinTech, and E-commerce. Being a PHP Certified Engineer, I bring technical excellence to every Web Application and Desktop Application, utilizing Agile Software Development methodologies to achieve up to a 45% reduction in server response times across versions up to PHP 8.3. 🛠 𝐅𝐫𝐚𝐦𝐞𝐰𝐨𝐫𝐤𝐬 & 𝐌𝐨𝐝𝐞𝐫𝐧𝐢𝐳𝐚𝐭𝐢𝐨𝐧 With over 8 years of experience as a Symfony developer, I master versions from legacy setups to modern Symfony 6 and 7. I routinely act as a lead Symfony developer for complex system modernizations, optimizing web development pipelines, rewriting core PHP Script logic, managing MySQL and SQL databases, and streamlining infrastructure via Docker. This depth makes me an effective web developer for complex legacy transformations. Beyond Symfony, I am a seasoned Laravel developer focused on high-volume web development. Whether acting as a Symfony developer re-engineering enterprise logic, or operating as a PHP developer to optimize database throughput and handle advanced software debugging, performance is my primary metric. While I am not a traditional Wordpress developer, I regularly build custom PHP infrastructure, advanced PHP api integration setups, and reliable solutions that connect WordPress CMS platforms with enterprise backends. As a versatile full stack developer, I bridge backend services with modern frontend standards like HTML, HTML5, CSS, CSS 3, CSS3, JavaScript, jQuery, and Bootstrap. I leverage Node.js environments to integrate React, Vue.js and Angular into complex systems, including interactive elements like playable ads. 💳 𝐅𝐢𝐧𝐓𝐞𝐜𝐡 & 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬 In the FinTech sector, I have acted as a lead web developer for secure payment systems like Adyen, Stripe, and PayPal, safely processing high-volume transactions. As a PHP developer, I often collaborate with a python developer on the team, ensuring clean Software Architecture & Design and smooth deployment on Amazon Web Services via Git. 🌟 𝐂𝐨𝐫𝐞 𝐒𝐩𝐞𝐜𝐢𝐚𝐥𝐢𝐳𝐚𝐭𝐢𝐨𝐧 & 𝐔𝐩𝐰𝐨𝐫𝐤 𝐒𝐞𝐚𝐫𝐜𝐡 𝐓𝐞𝐫𝐦𝐬 ▪️𝐏𝐇𝐏 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫: Expert in modern standards, security, and automated testing with PHPUnit. I easily scale roles as a php mysql developer, a full stack developer php, or a php fullstack developer depending on project scope. ▪️𝐒𝐲𝐦𝐟𝐨𝐧𝐲 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫: 8+ years of engineering excellence, specialized in advanced routing, custom API development, and scalable structures. ▪️𝐋𝐚𝐫𝐚𝐯𝐞𝐥 𝐄𝐜𝐨𝐬𝐲𝐬𝐭𝐞𝐦: Fully proficient in php laravel and full stack laravel setups, as well as laravel vue and laravel wordpress hybrid architectures. ▪️𝐀𝐝𝐝𝐢𝐭𝐢𝐨𝐧𝐚𝐥 𝐓𝐨𝐨𝐥𝐤𝐢𝐭: I apply high engineering standards to every project, including legacy environments as a php developer codeigniter professional. 📩 𝐑𝐞𝐚𝐝𝐲 𝐭𝐨 𝐓𝐫𝐚𝐧𝐬𝐟𝐨𝐫𝐦 𝐘𝐨𝐮𝐫 𝐕𝐢𝐬𝐢𝐨𝐧 𝐢𝐧𝐭𝐨 𝐂𝐨𝐝𝐞? Are you looking to turn technical debt into a competitive advantage? Whether you need a dedicated PHP developer for a fresh, scalable build or an elite Symfony developer to spearhead a complex legacy migration, I am here to deliver results that last.

I am an accountant with 3+ years experience in Swedish accounting using Fortnox software and as a finance analyst with 2+ years in IFRS accounting using SAP software. I have handled accounts of various clients and have knowledge of handling work from start to finish. I have knowledge of bank reconciliations, bookkeeping, report creation, advance excel, etc. Along with this job I have learned skills of data entry and analysis using excel spreadsheets, automating data, maintaining the accuracy and submitting before deadlines.

With over 20 years of hands-on experience in .NET development, I bring proven expertise in building robust, scalable, and maintainable software solutions. I specialize in C#, .NET Core, Blazor, Entity Framework, SQL, APIs, Azure and using AI tools and workflow to enhance quality and reduce delivery time and cost. I have worked with startups, SMEs, and global enterprises across a wide range of industries—adapting to each client’s tech stack, workflow, and business goals. My approach is grounded in clean architecture principles, domain-driven design, with a focus on long-term codebase maintainability. Whether you're launching a new product, modernizing legacy systems, or need an expert to jump into an existing project, I deliver results quickly and reliably. As a UK-born, US-educated native English speaker, I communicate clearly and collaborate effectively across cross functional teams. Let’s build something great together! TECH & PLATFORM EXPERTISE: ✅ Backend Development: 🔹ABP Framework, Blazor Server, ASP.NET Core, ASP.NET MVC, Web API, C#, Localization ✅ Frontend Development: 🔹HTML5, CSS3, Javascript, Jquery, Bootstrap, React, Blazor WebAssembly, Localization ✅ AI Tools and Technologies: 🔹GitHub Copilot, Claude Code, Gemini. Agentic workflows. ✅ App Development: 🔹MAUI, XAMARIN, Ionic ✅ Database: 🔹MSSQL Server, MySQL, Postgres, LINQ, EF Core, Entity Framework, ADO.NET ✅ 3rd Party Service Integrations and APIs: 🔹Facebook Graph API, Stripe, Adyen, Clerk ✅ Azure: 🔹App Services, Functions, SQL Azure, Static Sites, Entra, Blob Storage, CDN, Load Testing ✅ UI Components / Frameworks: 🔹Syncfusion, Telerik, MudBlazor, DevExpress ✅ Project Management & Tools: 🔹Agile, Scrum, Git, GitHub, Jira WHAT I WILL BRING TO YOUR PROJECT: ✅ FULL-STACK .NET & AZURE EXPERTISE – I’ve built everything from small web apps to high-traffic, fully localized, large-scale applications, ensuring performance, reliability, and seamless deployment from start to finish. ✅ CLEAR COMMUNICATION – I excel at breaking down complex technical requirements into clear, easy-to-understand terms for stakeholders, clients, and team members. Strong communication ensures alignment and smooth project execution. ✅ CLEAN & PERFORMANT CODE – Writing maintainable, high-performance code is a priority. I optimize for speed, efficiency, and long-term sustainability. ✅ RELIABLE, LONG-TERM COLLABORATION – I deliver high-quality work on time and focus on building lasting professional relationships. Thanks for taking the time to read this. Just one last thing... there is a reason that I have a 100% success score on Upwork. It's because I get it right the first time, or I'll work for free until you are happy. So, if you are looking for a seasoned .NET developer who can bring real value to your project, let’s connect!

Senior Android Engineer with 7+ years of experience building FinTech, Retail, Media, Smart Home, and Enterprise Android applications using Kotlin and Jetpack Compose. Specialized in architecture modernization, Java-to-Kotlin migration, performance optimization, API integration, and scalable Android development. Key achievements: • Reduced checkout latency by 30–50% • Delivered FinTech, Banking, Retail, Media, and Aviation solutions • Led teams and architecture initiatives across multiple products • Led migration of a large Android platform from Java to Kotlin and MVC to MVVM/MVI

👋 Hi! I’m a passionate Full-Stack Developer with hands-on experience in building scalable web applications, desktop software, and setting up robust DevOps workflows. My development approach is clean, modular, and focused on long-term maintainability and performance. I work across the stack—from building dynamic frontends to designing secure and scalable backends and automating infrastructure with DevOps best practices. 🧠 Programming Languages JavaScript TypeScript Python 🧩 Frontend Development React.js Next.js WebRTC Agora SDK 🎨 UI & CSS Frameworks Tailwind CSS Bootstrap 5 Material UI Shadcn UI Daisy UI 🔁 State Management Redux Redux Toolkit 🌐 Data Fetching RTK Query Tanstack Query Axios GraphQL 🖥️ Backend Development Node.js Express.js Socket.io GraphQL Django Django ORM Django REST Framework 🗃️ ORM Mongoose Prisma ☁️ Cloud & DevOps VPS Hosting DigitalOcean AWS EC2 AWS S3 AWS CloudFront AWS Route 53 Docker Nginx 🛢️ Databases MongoDB PostgreSQL Redis 📱 Mobile App Development React Native Expo Bare React Native React Navigation 🖥️ Desktop App Development Electron.js 🧪 Testing & Debugging Postman Vitest Jest 💳 Payments Stripe SSLCOMMERZE Wise Adyen 🔍 Web Scraping & Data Mining Beautiful Soup Selenium 📊 Data Processing & Analysis Pandas NumPy Matplotlib 🤖 Machine Learning & AI Scikit-Learn XGBoost CatBoost 🧬 NLP (Natural Language Processing) spaCy NLTK Hugging Face Transformers Gensim FastText 🎨 Design Tools Adobe Photoshop Adobe Illustrator AutoCAD 2D 📝 Office Tools Microsoft Word Microsoft Excel Microsoft Excel Macros I’m committed to delivering clean, efficient solutions tailored to your project’s needs. Let’s work together to bring your ideas to life—with a focus on performance, scalability, and a great user experience.

As an accomplished Head of Software with over 8+ years of experience, I possess a strong background in leading the design, development, testing, and implementation of a diverse range of applications. My career has been defined by driving results-driven and customer-centric solutions, leveraging the power of Amazon Web Services stack. My skills extend to harnessing open-source technologies, including jQuery, Bootstrap, Less, and more, to craft dynamic and impactful projects. My exceptional leadership and management competencies are underscored by a proven record of establishing and guiding high-performing teams. I excel as a problem solver, adeptly troubleshooting issues and rapidly mastering new skills, technologies, or roles. My expertise spans PHP frameworks such as Laravel and Codeigniter, as well as HTML5, CSS3, ReactJs, Bootstrap, and Stylus, enabling me to craft applications that consistently exceed client expectations. My familiarity with data stores like MySQL, PostgreSQL, MongoDB, Redis, coupled with proficiency in GitHub, BitBucket, and orchestration tools like Docker, manifests in the development of robust and scalable applications. My experience extends to managing web servers within the Amazon Web Services AWS ecosystem, alongside platforms like ServiceNow. Operating across diverse environments including Linux, Ubuntu, Windows, and Windows Server, I've honed a versatile skill set. I've spearheaded several noteworthy projects, including the development of the Clean Energy Monitoring and Evaluation System for the Punjab Energy Department (PED) and Pakhtunkhwa Energy Department Organization (PEDO). Additionally, I've overseen the creation of the Disaster Management System for NDMA, DICECAMP for DICE Analytics and contributed to various successful e-commerce ventures, such as Petstation and NyOnlineCE. Payment Gateways: Stripe, PayPal, Square, Braintree, Adyen, 2Checkout (now Verifone), Amazon Pay, Apple Pay, Razorpay Third Party APIs: Google Maps API, Facebook API, OpenWeather API, Stripe API, Twilio API, PayPal API, GitHub API, Twitter API, Firebase API, YouTube Data API, LinkedIn API, Amazon S3 API, Zoom API, Mailchimp API, OpenAI Chat GPT Social Logins: Facebook, Twitter (X), LinkedIn, Github, Google Customization in Sngine and WoWonder Scripts.