Oleksandr Davydov Email & Phone Number

Ovar, Aveiro, Portugal

Driving the modernization of security solutions by developing and migrating systems to Azure Cloud, with a focus on scalability, performance, and operational efficiency.Project size: 4 Developers, 1 QA, 1 PO, 1 Architect.Technology Stack: ASP.NET Core, Azure Cloud, Kubernetes (K8s), CI/CD pipelines.Role: Senior .NET developer responsible for creating scalable ASP.NET Core services, refactoring legacy code, and managing the transition from on-premise to cloud-based solutions.Achievements:- Developed robust ASP.NET Core microservices to support cloud migration.- Led the refactoring of legacy systems for improved performance and maintainability.- Orchestrated the migration from on-premise to Azure Cloud, ensuring minimal disruption and optimized deployment.- Designed and implemented CI/CD pipelines for streamlined development workflows and faster deployments.- Managed Kubernetes (K8s) clusters to enhance system scalability and reliability.- Contributed to enhanced system security and performance through best practices and proactive monitoring.

Aveiro, Portugal

Development of the world’s leading expert marketplace, connecting more than 16 million people worldwide with doctors, lawyers, and more.Project size: 5 Developers, 1 QA, 1 PO.Technology Stack: .NET Core, ASP.NET, AWS, MS SQL, AI & LLM integrations, Kubernetes, React, JavaScript, Azure DevOps, Jenkins, GA4, Power BI, Twilio, ELK, Dynatrace.Role: Full-stack developer in the Mobile App team, with a focus on designing and implementing new microservices from scratch, integrating 3rd-party tools, and driving A/B testing with data-driven decision-making.Achievements:- Designed and deployed robust microservices, improving scalability and performance.- Enhanced alerting and monitoring systems to proactively identify and resolve issues.- Boosted core engineering metrics, including development frequency, lead time to change, and successful release ratios.- Increased test coverage with unit, component, integration, database, and data-quality tests, ensuring higher QA standards.- Contributed to early bug detection and prevention, reducing issue resolution times.- Streamlined logging and monitoring practices for higher system reliability.- Actively engaged in productive code reviews, fostering knowledge sharing and mentoring team members.- Played a pivotal role in enhancing AI & human interaction features, reducing operational costs while driving revenue growth.

Kyiv, Kyiv City, Ukraine

Development of right management platform for the worldwide leading company in financial services domain.Project size: 10 Developers, 2 QA, 1 PM, 1 BA, 1 DevOpsEnvironment: .NET Core, MediatR, AWS (Terraform, Lambda functions, SQS, SNS, Step Functions, DynamoDB)Participation: designing and implementing new features, refactoring and optimization of existing components, supporting and troubleshooting, code review.

Kyiv, Kyiv City, Ukraine

Development of web app for interim management and assessment of financial deal tracker.Project size: 20+ people (distributed team)Environment: .NET, ASP.NET MVC, NHibernate, JavaScript, Angular, TypeScript, AngularJS, Automapper, HTML, CSS, Razor, nUnit, T-SQLParticipation: delevery of new functionality, bug fixing, performance optimization, integration tests implementation, refactoring

Kyiv City, Ukraine

Development of vendor management system for US customer to help 300+ leading organizations worldwide increase profitability and flexibility by utilizing an agile mix of employee and non-employee talent.Environment: Microsoft Azure Data services (Data Factory, SQL DB, Data Lake), Azure DevOps, Git.Participation: developmment of ETL process for loading data from on-premise databases to Azure cloud, CI/CD process implementation, performance optimization of ETL process, collaboration with visualization teams to create/update technical contracts.

Kiev Region, Ukraine

Development of high loaded B2B enterprise solution that provides real-time facilitymanagement and service management solutions.Project size: 20+ people.Environment: • Backend: C#, .NET, ASP.NET MVC, Web API, Entity Framework• Frontend: JavaScript, Angular, knockout.js, jQuery• DB: MS SQL, ElasticSearch• DI containers: Autofac, Ninject• TFS, Git

Kiev Region, Ukraine

Customization of media platform for customer needs.• Implementation of business logic through enhancements of .NET backend services• Optimization and customization of workflow services using custom scripting language• Improving product quality through coverage by automated testing• Providing demo for new functionality, updating project documentation• Working using Scrum and Kanban Environment: C# (Entity Framework, Web API, LINQ), Python + Selenium, MS SQL, SWoDL, Git, Jenkins

Kiev Region, Ukraine

Development and maintenance of financial KPIs reporting system for one of the largest EU banks.• Web based application creation with embeded reporting services and collaboration capabilities• Reporting system creation on the top of Hadoop ecosystem• Interactive web-pages creation for navigation purposes• Cooperation with the UK-based customerEnvironment: Tableau (with JS API), JavaScript (AngularJS 1.6), HTML5+CSS, Git, Java, Webpack, ElasticSearch, Hadoop

Belarus

Development and maintenance of Cyber Security system for US oil and gas corporation, including front-end and back-end development, DWH optimization.• Interactive dashboards / reports creation• DWH optimization for reporting purposes• SQL queries performance tuning• Cooperation with the US-based customerEnvironment: Tibco Spotfire, T-SQL, C#, Iron Python, HTML, SSIS, TFS

Belarus

EPAM Talent Acquisition Analytical Centre project. Implementing the idea of data-driven recruitment inside EPAM.• KPIs dashboards development with interactive features, providing scheduled reports with various TA metrics• DWH development: views, stored procedures, SSIS packages• Audit reports creation to maintain data quality• Providing customer support related to reporting questions to local units and business areas of the company• Performing database modelling• Mentoring newcomersEnvironment: T-SQL, MS Share Point, Excel, SSRS, Tableau, SSIS, C#

Ukraine

• Setting and calculating KPIs for employees of Purchasing Department• Providing monthly reports on statistics of the department’s performance• Participated in budgeting process• Determination the effectiveness of the business process ‘procurement’Environment: Excel, VBA, SAP, 1C

Engineer'S Degree, Computer Programming

Engineer'S Degree, Economics