Pablo Alessio
Verified Expert in Engineering
Software Architect and Full-stack Developer
Poznań, Poland
Toptal member since February 26, 2016
Pablo is a software architect and full-stack developer specializing in Microsoft technologies and is certified as an Azure solutions architect expert. He delivers scalable and secure enterprise architecture, ultimate back-end and web development, and resilient cloud computing setups. He has completed 50 projects over 15 years, from implementing extraordinary large-scale apps to optimizing cloud computer costs. Pablo is ready to apply his skills to take a challenging project to the next level.
Portfolio
Experience
Availability
Preferred Environment
.NET, C#, Architecture, Full-stack Development, APIs, Azure, SQL, NoSQL, DevOps, Web Development
The most amazing...
...thing I've built is an American fintech solution's main architecture, covering card spending, saving, investing, trading, sending money, and donating.
Work Experience
Senior Software Architect
Various AI Projects
- Built an MVP of an ambitious AI platform to host and share real-life actions through ChatGPT communication.
- Implemented innovative solutions non-standard in the market proficiently to address DevOps and AI components working together in a plug-in fashion.
- Provided an architecture consultancy with insights and path forward guidance to scale up an existing horse-racing AI predictions product using ML models.
Senior Software Architect
Various Clients
- Redesigned the existing app's architecture and cloud strategy for a simulation learning company, resulting in an evolution of the user experience and allowing business scalability.
- Doubled the speed performance of the apps, reduced Azure cloud costs by 40%, and implemented monitoring tools to prevent bugs in advance.
- Resolved long-standing structural issues that other engineers were not able to resolve.
- Stabilized a platform with recurrent critical bugs, bringing user-reported issues and downtime to almost zero.
- Transformed on-premise legacy processes into modern Azure PaaS for a cosmetic enterprise, using state-of-the-art computing, network, security, storage, and monitoring solutions.
- Implemented technologies that the enterprise business was not aware of, and they emerged as the solution to revamp the internal processes.
- Designed the initial MVP, including the back-end and front-end SPA, security, and cloud strategy, using ultimate best practices such as vertical slice, clean architecture, domain-driven design, and event-driven architecture.
Senior Software Architect
Monorail
- Designed and documented the organization-wide software architecture for a top American fintech startup.
- Sorted out the development team's technical approach with extensive guidelines that include best practices, principles, patterns, and code conventions.
- Built complex banking and financial products, including features such as trading, custom portfolio models, rebalancing, savings, spending with cards, and donating.
- Integrated the solution successfully with market-leading 3rd-party financial tools, including Stripe, Plaid, Apex, Dosh, IEX Cloud, Orbis, and Q2.
- Reorganized the cloud infrastructure with Azure, which reduced costs by 60% and substantially increased security by implementing networking, encryption, and authorization layers.
- Refactored a poorly designed solution into a new scalable system, transitioning from a monolithic solution into microservices.
Senior Software Engineer | Architect
Various Clients
- Improved customer experience substantially after completing an email marketing platform's ambitious architectural design optimization, allowing it to scale up.
- Enhanced the corporate infrastructure of a building modeling platform and its internal systems.
- Helped a global footwear design leader with their current eCommerce system, invoice generation, and aging of non-processed orders.
Senior Software Engineer
Santander Bank
- Served in the Nordic division of a top global consumer bank, dedicated to high-end loan apps.
- Built from scratch an AML workflow tool for comprehensive anti-money laundering surveillance cases.
- Optimized the pre-launch of a front-office tool for individual customers requesting car loan approvals.
- Helped to refactor the back-end system that connects major Nordic division applications.
Co-founder | IT Leader
Kytasoft
- Co-founded Kytasoft for personal venture projects and to help other startups with great ideas.
- Created a social network called Bindaloo to help people find new local buddies with whom to do activities.
- Designed and customized projects for personal purposes and external startups, including CRM and eCommerce industries.
Senior Software Engineer | Project Manager
Deutsche Bank
- Participated in crafting organization-wide critical solutions for the risk division of the leading German bank, earning awards for efficiency and user experience.
- Designed and developed from scratch strategic business intelligence solutions.
- Worked on numerous projects, including market oversight control, internal risk workflow optimizations, and process automatizations.
Senior Full-stack Developer
The Etailers
- Developed an eCommerce platform to create customizable shops for different Spanish retailers.
- Created a customized shop for the most important Spanish sunglasses retailer.
- Implemented sophisticated architectural patterns and work methodologies.
Senior Full-stack Developer
Near Technologies
- Acted as the lead .NET developer in several on-demand projects, mainly in the financial and banking industry, including the biggest Spanish bank.
- Developed a high-speed real-time news portal for traders to facilitate digesting information as quickly as possible in a categorized fashion.
- Created a social platform to provide financial advice in exchange for virtual currency.
- Helped and advised in other projects occasionally, such as a hotel booking reservation platform, an HR management desktop application, and a web portal for scholarship petitions.
Full-stack Developer
Stardoc, Netlander, & Binacus Consulting
- Gained my 1st professional experience in the latest software technologies and the .NET environment.
- Developed a document management project based on an activity workflow and CRM for big corporate clients.
- Built from scratch a dynamic web portal for the Spanish Maritime industry.
- Collaborated on and enhanced projects in the e-learning and eCommerce industries.
Experience
AI Agents Platform MVP
https://drive.google.com/file/d/14byoltBS6nz0ntqsRaotkakrTqZhKDwX/viewGlobal Architecture Design
https://drive.google.com/file/d/1w4O3TsgXvhUskbl-Ubfgs17w6dAIfn6j/viewDevelopment of a Fintech App
https://drive.google.com/file/d/1hDyVL4YQb88MSY14LYHg7zvNiVrTxiHg/viewRedesign of a Simulation Learning Platform's Cloud, DevOps, and Apps Architecture
https://drive.google.com/file/d/1iSr4-k7Ju8QbH8ZrXTc-uCUqssuazdML/viewCreation of a Personal Website
https://www.pabloalessio.comCreation of an Oversight Tool for Deutsche Bank
https://drive.google.com/file/d/1maAYELzT4woGZHw3DbGxdiPxjK8pM663/viewBuild of AML Workflow Tool for Anti-money Laundering for Santander Bank
https://drive.google.com/file/d/14X6LiF-j1U4zf9uDPn6N7wZapk0QDNFj/viewDevelopment of a Social Network Platform
https://drive.google.com/file/d/1cTLUEfvNYoRpykMmsGsD19ZoH1w-rGS_/viewFounding of Kytasoft
https://www.kytasoft.comEnhancement of the Building Modeling App
https://drive.google.com/file/d/1rZseZt6GgK-8UxGoAv_JVClmpgdzr3zi/viewArchitecture of an Email Marketing Platform
https://drive.google.com/file/d/1vkTLSUxAZfZPGqtxqm-WYWuFI1rHBti_/viewIT and Fintech Consultancy
https://www.pabloalessio.com/it-consulting/Education
Bachelor's Degree in Computer Science
Universidad Tecnológica Nacional - Buenos Aires, Argentina
Certifications
Azure Solutions Architect Expert
Microsoft
Azure Administrator Associate
Microsoft
Skills
Libraries/APIs
NServiceBus, jQuery, REST API, Stripe Development, Entity Framework, React.js, LINQ, Stripe Development, SignalR, Windows Development, Authorize.Net, Web API, Azure Cognitive Services, OpenAI API
Tools
Microsoft Access Development, Git, Azure, Bitbucket, Microsoft Development, GitHub, Jira, Microsoft Development, Photoshop, Confluence, Lucidchart, Excel Development, Azure Logic Apps, Azure, Visual Studio Development, Gulp, Adobe Illustrator, RabbitMQ, C#, Microsoft Teams Development, Azure Kubernetes Service (AKS), Visio, Apache, ChatGPT, Azure Machine Learning
Languages
T-SQL, ASP.NET, Visual Basic, VB.NET, C#, TypeScript, TypeScript, SQL, XML, HTML5, JavaScript, CSS, .NET, HTML, C++, GraphQL, Excel VBA, CSS3, Visual Basic, YAML, Active Server Pages (ASP), Visual Basic, VB.NET, Python
Frameworks
Razor, ASP.NET Core 2, ASP.NET, ASP.NET, Angular, ASP.NET, ASP.NET, Web Development, .NET, Bootstrap, ASP.NET MVC, Blazor, .NET Core, gRPC, Windows PowerShell, Entity Framework Core, Tailwind CSS, ASP.NET Core MVC, Redux, Razor Pages, Windows Presentation Foundation (WPF)
Paradigms
Test Software, Responsive Web Design, Continuous Integration (CI), Web Architecture, Agile Development, Code First, Unit Testing, Agile Development, Scrum Master Consulting, Waterfall Project Management, Azure DevOps, DevOps, Microservices Development, Enterprise Application Architecture, Agile Development, Requirements Analysis, REST, Database Design, Microservices Architecture, CQRS, Agile Development, Event Sourcing, Application Architecture, Event-driven Architecture, API, Agile Development, Clean Architecture, UI Design, UX Development, DevSecOps, Lambda Architecture, Building Information Modeling (BIM), App Development
Platforms
Azure Notification Hub, AWS, Azure Design, Web Development, Windows Development, Docker, Azure Functions, Azure, Mobile App Design, Oracle Development, Kubernetes, Microsoft Power Automate, Telerik, Amazon EC2, Oracle Database
Storage
Azure Blobs, Azure, SQL, NoSQL, Azure, SQL, MySQL, JSON, SQL Server, Azure, Redis, Relational Databases, Azure, Azure, SQL, Azure Queue Storage, Azure, SQL Server, Database, SSIS, MySQL, PostgreSQL, Elasticsearch, MongoDB, Database, SQL Server, Database
Industry Expertise
Banking Consulting, Accounting, eLearning Design, Virtual Coaching
Other
Azure Service Bus, Integration Testing, Full-stack, Key Performance Indicators (KPIs), ERP Development, Financial Markets, Reporting, Financial APIs, Email Marketing, Financial Data, Twitter Bootstrap, Data Scraping, Big Data Architecture, APIs, UI Development, Software Analysis, Data Architecture, Architecture, Requirements & Specifications, Content Management Systems (CMS), CRM, Web Services, Security, Enterprise Service Bus (ESB), .NET 6, CI/CD Pipelines, Finance, Solution Architecture, Technical Architecture, Microsoft Web, Cloud Architecture, API Integration, Web Development, Trading, Enterprise Architecture, Payroll & Benefits, Windows Development, Cloud Platforms, Virtual Machines, Integration, System Architecture, Software Architecture, Excel Development, WebAssembly, Design Consulting, RESTful Services, Data Processing, Web Application, SaaS, Credit Risk, Fraud Analysis, Fintech Development, Workflow, Domain-driven Design (DDD), Message Queues, Software Development Lifecycle (SDLC), Enterprise Integration Patterns (EIP), Normalization, SSO Engineering, IIS, Legacy Software, Containerization, Distributed Systems Development, Leadership, Back-end Developers, API, Stock Trading, Recommendation Systems, API, Technical Leadership, System Security, Front-end, Cloud Engineering, Infrastructure as Code (IaC), Back-end Developers, GitFlow, Serverless, Mapping, Payment APIs, Identity & Access Management (IAM), Code Review, Enterprise SaaS, SaaS, Multitenancy, Monitoring, Documentation, Microsoft Data Transformation Services (now SSIS), SOLID Principles, Marketing Technology (MarTech), Stripe Payments, UI Development, Data Structures, Progressive Web Applications (PWAs), GitHub Actions, Technical Documentation, Octopus Deploy, Windows Communication Foundation (WCF), AWS Cloud, Digital Asset Management, Research, Big Data Architecture, Full-stack, Software Development, IT Project Management, Data Analysis, Algorithms, Freelance Programming, Web Development, Diagrams, Planning, Debugging, Investment Banking, IT Consultant, Cloud Computing, Artificial Intelligence, Azure Data Factory, Pipelines, OpenAI GPT-3 API, GPT-4, Mobile Apps, Semantic Kernel (SK), LangChain, ChatGPT API, LLM, NLP, Document Processing
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