Hi, I’m Tolu, a senior software engineer with over 6 years of hands-on experience building robust, scalable web applications and tools across a range of industries, from media and e-commerce to AI and data management & analytics. I specialize in JavaScript/TypeScript development using React (Next.js, Gatsby, React Native, Svelte) and Node.js (Express, NestJS) on the backend, while also bringing in Python and FastAPI where needed for data-intensive and AI-powered services. I’ve worked with both startups and large engineering teams to ship high-impact features, platforms, and internal tools. ⸻ 🔧 Tech Stack & Skills • Frontend: React, Next.js, Gatsby, Svelte, React Native, Tailwind, Chakra UI, Material UI, Ant D • Backend: Node.js, Express, NestJS, FastAPI, REST & GraphQL APIs • Languages: JavaScript, TypeScript, Python • Databases: PostgreSQL, MySQL, MongoDB, Firestore • DevOps & CI/CD: GitHub Actions, CircleCI, AWS Amplify, Netlify, Heroku, Vercel, Azure devils • Testing & QA: Cypress, Jest, Vitest, Storybook, Puppeteer, Playwright • Tools: Git, Docker, Google cloud, AWS, Agile/Scrum environments ⸻ 💼 Project Highlights • Led a team of 7 engineers to design and deliver a video personalization platform, handling everything from real-time rendering pipelines to dashboard UI and user management tools. • Worked in a cross-functional team to build a data management suite for internal and external reporting, featuring rich admin tools, complex filtering, and data syncing across APIs. • Contributed to the development of smart, AI-powered dashboards and autonomous agents, integrating LLMs and data pipelines to streamline business operations and insights. • Delivered production-grade applications used by large user bases with a strong emphasis on performance, security, and maintainability. ⸻ 🚀 Why Work With Me • I’ve built for both lean startup teams and enterprise-grade systems. I understand how to balance speed and scale. • I communicate clearly and collaborate well with designers, PMs, and other engineers. • I’m obsessed with delivering clean code, pixel-perfect UI, and meaningful outcomes for users and businesses. • I’m constantly learning and unafraid to take ownership of complex problems whether it’s architecting a new feature or improving an existing workflow. ⸻ I’m open to short-term contracts, long-term roles, and full-time opportunities. Whether you’re launching a product or scaling an existing platform, I’m ready to bring value from day one. Let’s build something great. Send me a message and let’s get started.

I'm a versatile mobile and web developer with a strong focus on Android app and WordPress site creation, customization, and ongoing management. Whether it's building custom themes, optimizing performance, fixing bugs, or adding new functionality — I’ve got you covered. I also have hands-on experience in broader programming tasks, ranging from backend development in PHP to projects in C, C++, C#, and Java. I'm comfortable working with APIs, databases, and custom scripts to build tailored solutions. What sets me apart is my problem-solving mindset and ability to dive into both new and legacy codebases. I enjoy turning complex challenges into clean, efficient solutions. If you're looking for someone who understands both the frontend and backend, and can bring flexibility and technical depth to your project — let’s talk.

If you are looking for a full-stack web developer ( PHP Laravel, Wordpress, MERN ) who possesses the PERFECT COMBO OF EXPERIENCE AND VALUE, then you have come to the right place. You can hire me and receive a high-quality web app/website without breaking your bank. 🤝 I will never settle on anything less than 100% satisfaction of my clients. 💵 Understand your Requirements, and provide High-Quality Work at a Very Reasonable Cost ⏰ I will make sure your project is completed in a pre-defined timeframe. 📱 Highly responsive, always available for chat, audio, or video calls. Technology and Stack I have experience with. ============================================ ✅ PHP (Laravel, Zend, CI) ✅ Wordpress theme and plugin development and customization ✅ Javascript (React, Vue, jQuery, TypeScript) ✅ Node js (Express Nest) ✅ Environment (LAMP stack, LEMP stack, Docker) ✅ Cloud Hosting (AWS, Digital Ocean, Linode, or any VPS or any web hosting) ✅ Third-party integration (Twilio, Stripe, Paypal) I believe the quality of your website should reflect the quality of your business that's why I focus on these terms, "Pixel Perfect", "Responsive", "Clean Code", "High Performance", "Optimization" and "New Technology". Your business is my business so I will be passionate as you are (if not more) about your goals and desire to succeed. The same passion acts as the key to sparking creativity, which later separates successful websites from other so-so and makes them peculiar. I welcome any queries, big or small, with the promise of a quality and professional service. Best Regards, Saroj Shrestha

🏆 Upwork Rising Talent with 100% Job Success, London-based. 8+ years building fast, reliable WordPress and React sites, custom plugins, and clean admin experiences that help teams move quicker. I ship measured improvements: better performance, smoother publishing, fewer bugs, more conversions. 🧩 Core skills & services - WordPress engineering: bespoke themes, custom plugins, Gutenberg blocks, ACF, Gravity Forms, WooCommerce, Timber. - Front end: React, JavaScript, HTML, CSS/Sass, jQuery. - Back end: PHP/Laravel, REST APIs, webhooks, headless builds where it makes sense. - Site builds & rebuilds: marketing sites, e-commerce, directories, membership and gated content. - Performance & SEO: Core Web Vitals, caching, image optimisation, schema, clean markup. - CRO & UX: landing pages, form flows, component libraries, accessibility basics (WCAG-minded). - Automation & integrations: payments, CRM, email, analytics and marketing tools (e.g. Stripe, HubSpot, Mailchimp, GA4, Tag Manager, Slack). - Data & reporting: GA4 setups, Looker Studio dashboards, lightweight ETL for marketing and ops data using Node or Apps Script. - DevOps & hosting: migrations, environments, CI/CD, backups, CDN, security hardening, and ongoing maintenance. - Page builders when required: Elementor, Divi, plus PSD/Figma/XD to WordPress with proper components. ⚡ Project types I deliver - New brand or product site with custom theme and block library. - High-converting campaign landing pages tied into CRM and ads. - WooCommerce stores with custom checkout, product types and shipping logic. - Plugin development to extend admin workflows or integrate third-party services. - Site rescue: bug fixes, performance lift, mobile issues, CLS/LCP clean-up. - Replatform or headless upgrade when there’s a clear business case. 📊 Results clients value - Faster pages and steadier Core Web Vitals. - Cleaner admin tools that cut publishing time. - Analytics and reporting that actually reflect goals. - Fewer support tickets and easier maintenance. 🏢 Vulkan Creative, Co-Founder & Director I run Vulkan Creative, a London agency that delivers everything in-house: brand strategy, content, paid media, and bespoke web builds. We fuse creativity with data so campaigns don’t just look good, they convert. Expect hands-on partnership, full-funnel thinking and websites that earn attention and measurable growth. 🤝 🛠 Tech & toolchain WordPress, PHP/Laravel, React, JavaScript, CSS/Sass, ACF, Gravity Forms, WooCommerce, Timber, REST APIs, GA4, Tag Manager, Looker Studio, Node, Git, Docker, CI/CD, CDN, backups and monitoring. 📌 How I work Clear scope, sensible milestones, staging and QA, version control, and practical documentation. I aim for maintainable code and a clean handover so you are never locked in. 💬 Next step Share a short brief or problem statement. I’ll propose the most effective route with options for scope, timeline and budget. 🙂

A highly experienced and results-driven web developer with over fifteen years of expertise in crafting robust and scalable web applications. My core competencies lie in PHP development, with a strong focus on the Laravel framework, alongside extensive experience in WordPress development. I possess a deep understanding of object-oriented programming principles, design patterns, and best practices for code structure and optimisation. My Laravel skills encompass the full range of the framework's capabilities, from Eloquent ORM and Blade templating to API development and package integration. My WordPress experience spans theme customisation, plugin development, and building bespoke solutions tailored to specific client needs. I am adept at working with custom post types, taxonomies, and the WordPress API. I am also proficient in front-end technologies (HTML, CSS, JavaScript) and understand the importance of user experience and responsive design. Throughout my career, I've delivered a diverse portfolio of projects, including e-commerce platforms, content management systems, and custom web applications. I am a firm believer in clean, well-documented code and adhere to industry standards. I utilise version control systems (Git) for collaborative development and code management. My commitment to thorough testing and debugging ensures the delivery of high-quality, reliable software. I am a proactive problem-solver with a strong client focus, dedicated to understanding project requirements and exceeding expectations. I am eager to contribute my skills and experience to challenging and rewarding projects.

I'm a senior full stack developer with a career spanning twenty years. I'm very much a collaborative developer and will engage with you at length to ensure you receive the outcome you want to achieve. I’ve a wide set of skills and experience not limited to the following, which are the stack I’ve used most in the last five years – Web3, Flow Blockchain, AWS Serverless, Typescript, Javascript, NodeJS, Linux, Postgres and SQL, MongoDB, ReactJS, Git, CI/CD, Docker. I've built applications for customer facing audiences, portals for support internal business processes, customer services, supplier and partner services and other stakeholder tools. These have been websites, web applications, Single Page Applications (SPAs), Progressive Web Apps (PWAs), Android and iOS applications, Hybrid Apps, browser extensions, classic command line code. Utilising the full gamut of technology on the web I've automated business tasks by integrating with 3rd party services through APIs and webhooks, for example: stripe, paypal, worldpay, sendgrid, twilio, gitlab, ci/cd, log rocket, feefo, trust advisor, google apis, facebook apis, twitter apis, imap, aws services, gcp services, the list goes on ... ;) To your projects I bring a self-starter, able to hit the ground running. I'm up front and honest about my successes and my shortcomings, and will not take on work I cannot perform to the best of my ability. I am a team player that encourages self-development in all, for the better of my team, a lifelong learner. I also have a keen eye of the impact IT has on business growth and development, and a business analyst, senior developer. I do enjoy work with a high degree of autonomy, especially if that is close to product management or innovative ideas are encouraged and sort after. I look forward to working with you. Thanks Shaun

⭐️ An experienced Quantitative Analyst (Quant) with years of experience in developing trading software and trading algorithms to create optimized dynamic smart investment strategies/portfolios with wide diversification and risk control and management using quantitative science, mathematical modeling, and machine learning. I built, engineered, and designed completing advanced backtesting software with VBA/ Excel and Python. My main field is developing Algorithmic Trading software with machine learning and quantitative science skills and knowledge, my financial knowledge, and my strong programming skills with analytical and problem-solving capabilities. ⭐️ 13+ years' experience producing complex MS Office VBA projects ranging from financial & managerial automated reporting and data visualization to engineering technical calculations systems using VBA and much more. ⭐️ I am a specialist in data managment, data scraping & extraction, data manipulation, machine learning, designing statistical models, designing and developing data projects using VBA & python, MS Excel spreadsheet automation with VBA, data visualization dashboards, financial analysis, stock market data analysis, Investment portfolios backtesting systems design, trading algorithm design and much more. ⭐️I am a specialist in AirTable, creating powerful databases, tables, and bases with automation and integration tools. By creating dynamic interfaces and complex connected databases and calculations, I can provide you with fully integrated solutions, including automation with integration to Zapier and all other third-party platforms. ⭐️I have built fully connected databases, automation, and interfaces in AirTable with external API integration to create smooth and efficient systems that generate dynamic documents with Formstack, Google Docs, and PandaDocs. Generate, populate, and input data from functional automated forms with connections to other platforms such as Jotform. Also, full connection to Google Sheets, Slides, and other Google platforms and much more. Our task is to fully integrate your business solutions and provide you with tools that simplify and streamline your business workflows and processes. ⭐️I have 3+ years of experience in business automation, applications API integration, and CRM implementation in SME markets. My primary goal is to develop/implement. ⭐️ I have been involved in project and construction management in the power transmission & and distribution sector for almost 10 years. ⭐️ A professional engineer with project management, planning, and scheduling experience. I have been involved in project and construction management in the power transmission and distribution sector for almost 10 years. ⭐️ A professional expert in data projects with VBA and Python including creating, designing, managing, and developing Programs with Excel/VBA, Designing data science and data management projects with Python, and much more. ⭐️ I am a hardworking, dedicated, punctual, detail-oriented, self-motivated, and resilient individual. I don't accept handing over any product to my clients if it is less than perfect. ⭐️ My target is my client's satisfaction by delivering a product that is in line with the client's requirements and vision. I believe in continuous communication with my clients during the carrying out of any project, such as updating them on the progress of work, until the finished product is ready to be handed over. I am here to understand your vision and requirements to deliver you the best product that you can require. ⭐️ My Technical Skills (include but not limited to): -------------------------------------------------------------- - developing, designing, and testing Systems and tools with Office applications & VBA. - Machine Learning, Deep learning, and pattern recognition data projects. - Designing data science and data management projects with Python. - Project management using PM processes, tools & techniques. - Data Analysis. - Data scraping & extraction. - Data manipulation. - machine-learning & statistical modeling. - Data management, restructure, and planning; - Data visualization & Dashboards. - Data conditioning. - Excel Macros & spreadsheet Automation. - Pivot tables, power query & power pivot, and others MS Excel-related works. ⭐️ Why should you work with me? ------------------------------------------ - You will receive a final, neat, formatted, organized, detailed, and proofread product. - You will receive details of how the project works to modify and adjust the end product in the future (if required). - You will receive a final editable source file upon handing over the product. - You will receive as many revisions as you want until your 100% satisfaction. - You will receive your product on time and within your budget. Commitment to your deadlines/target dates is my top priority. - You will be treated with 100% transparency & honesty (before and through any phase of the project).

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!

I am an expert software engineer, actively participating in the complete product development lifecycle and successfully launching multiple applications. My passion for learning new technology stacks keeps me motivated and adaptable in the ever-evolving field. My expertise encompasses a wide range of technology stacks, including microservices with Kafka and RabbitMQ, monorepo development using Nrwl, and micro frontends. On the programming front, I am skilled in Python for scripting and Pandas, as well as Core PHP. When it comes to front-end development, I am proficient in TypeScript, React, AngularJS, Angular, HTML5, CSS3, Tailwind CSS. Back-end development is another strength, with experience in Django, NestJS, ExpressJS, Laravel, and CodeIgniter. In terms of databases, I have worked with MongoDB (using Mongoose), MSSQL, PostgreSQL and MySQL. Throughout my projects, I have effectively utilized project management tools such as Git, BitBucket, and Trello to ensure smooth collaboration and streamlined workflows. Additionally, I am familiar with deploying applications on several platforms such as AWS and Heroku, and I have integrated services like Zapier, Google Sheets APIs, and Stripe into various projects. In my work, I have employed popular development tools such as Visual Studio Code, Sublime3, Atom, Putty, and Slack. I am committed to continuously expanding my skills and staying up-to-date with the latest technologies and trends. With my comprehensive experience and diverse skill set, I bring a versatile approach to software engineering and thrive in dynamic and challenging environments. I am eager to contribute my expertise to future projects and embrace new opportunities for growth and learning. Tech Stack & Tools: ✅ Frontend: React, Next.js, Angular, Vue.js, Micro Frontends, Nx(Nrwl Monorepo) ✅ Backend: Node.js, ExpressJS, NextJS, Django, Laravel, REST APIs, Microservices Architecture ✅ Databases: MongoDB(Mongoose), MySQL, PostgreSQL, MSSQL, SQL & Query Optimization ✅ Messaging & Streaming: Kafka, RabbitMQ ✅ Programming & Scripting: Python(Pandas, Automation, Scripting), Core PHP ✅ DevOps & Development: AWS (EC2, S3, basic cloud deployments), Heroku, CI/CD, Azure ✅ Integrations & APIs: Stripe, Zapier, Google Sheets API, Third-party API Integrations ✅ Version Control & Project Management: Git, Bitbucket, Trello, Jira, Clickup ✅ Development Tools: Visual Studio Code, Sublime Text, Atom, PuTTY, Slack Key Technical Contributions: ✅ Transportation & Logistics: Booking systems, scheduling platforms, and API-driven applications ✅ Healthcare & HealthTech: Digital healthcare platforms and scalable web applications ✅ SaaS & Product-Based Software: End-to-end SaaS solutions and cloud-based products ✅ Enterprise Applications: Large-scale systems with microservices and modular architectures ✅ E-commerce & Payments: Payment gateway integrations and transactional systems ✅ Marketing & Automation: Workflow automation and third-party API integrations ✅ Data & Analytics: Data processing, reporting tools, and automation scripts ✅ API-First Platforms: RESTful services and integration-focused applications Let's connect to discuss your goals and see how my experience can help you build a robust and scalable solutions

As an expert full-stack developer, I bring over 17 years of diverse experience in the IT industry, delivering comprehensive mobile and web development solutions. My wide-ranging capabilities span both front-end and back-end development, offering a complete solution to various client needs. I've had the privilege of working with esteemed organisations such as Carillion, NHS, and Shell Petroleum, as well as numerous ambitious start-ups. Throughout my career, I have honed my technical leadership skills and developed a knack for effective communication and engaging presentations. My ability to learn quickly and my expertise working collaboratively across diverse geographical locations set me apart in this fast-paced industry. My technical competencies include the following: - Expertise in .Net Core and ASP.NET MVC: I deeply understand these platforms and have used them to develop complex web applications for various clients. - Proficiency in Cloud platforms: Azure/AWS: My experience includes designing, implementing, and managing cloud-based solutions for businesses of different scales. - Specialist in front-end technologies: React JS (Typescript), Vue JS: I've created engaging and responsive user interfaces using these frameworks, always prioritising optimal user experience. - Back-end Technologies: Golang, SQL, Node JS: I've developed efficient and scalable server-side applications using these technologies. - Database Management: MongoDB, Postgres: My skill set also includes designing and managing databases with these tools, ensuring data is organised, secure, and accessible. As an experienced software professional, I am eager to leverage my technical expertise and leadership skills to contribute to challenging projects, provide innovative solutions, and ultimately drive the success of your IT initiatives.