Denis Sergeev Email & Phone Number

Alicante, Es

Мадрид, Мадрид (Автономное Область), Испания

Technical Vision and Strategy-Aligning technology strategies with business objectives.-Ensuring the infrastructure supports scalability and adaptability.Leadership and Team Management-Leading and developing the technical team.-Hiring and training new team members.Development of Payment Systems-Creating and implementing secure payment systems.-Ensuring adherence to regulatory requirements.Innovation and Efficiency-Integrating new technologies to enhance efficiency.-Streamlining processes for better performance.Security Management-Formulating cybersecurity strategies.-Performing regular security assessments.Interdepartmental Coordination-Collaborating with other departments.-Providing technical support across the organization.Tools UtilizedCloud and InfrastructureAWS, Google Cloud, Azure: For cloud services and scaling.Docker, Kubernetes: For container management.DatabasesPostgreSQL, MySQL, MongoDB: For database management.Redis, Elasticsearch: For caching and search optimization.Cybersecurity ToolsSplunk, OWASP ZAP: For security monitoring.SSL/TLS, encryption, 2FA: For data protection.Project Management ToolsJira, Trello: For project tracking.Slack, Microsoft Teams: For team communication.DevOps ToolsJenkins, GitLab CI: For continuous integration and deployment.Terraform, Ansible: For infrastructure as code.

Москва, Россия

Development and support of web interfaces.- Implementing responsive websites, landing pages using HTML, CSS and JavaScript (flex, grid, media queries, animations)- JavaScript (ES6, OOP, Functional Programming, promises)- Creating SPAs using React and Redux (hooks, React Router DOM, class and functional components)- Integration with backend (JSON REST API, JWT authentication)- Working with Git, Node.js

Лимасол, Кипр

Technical Strategy and Planning-Aligning technical strategies with business goals.-Ensuring scalability and flexibility of the infrastructure.Team Leadership-Managing and mentoring technical teams.-Recruiting and training staff.Payment System Development-Designing and deploying secure payment systems.-Ensuring regulatory compliance.Innovation and Optimization-Implementing new technologies to enhance efficiency.-Optimizing processes to improve performance.Cybersecurity-Developing cybersecurity strategies.-Conducting security audits.Cross-Department Collaboration-Coordinating with other departments.-Providing technical support.Tools UsedProgramming LanguagesJava, Python, JavaScript: For payment systems.Node.js, React, Angular: For web applications.Infrastructure and CloudAWS, Google Cloud, Azure: For hosting and scaling.Docker, Kubernetes: For containerization.DatabasesPostgreSQL, MySQL, MongoDB: For data management.Redis, Elasticsearch: For caching.Cybersecurity ToolsSplunk, OWASP ZAP: For security monitoring.SSL/TLS, encryption, two-factor authentication: For data security.Project ManagementJira, Trello: For task management.Slack, Microsoft Teams: For communication.DevOpsJenkins, GitLab CI: For CI/CD.Terraform, Ansible: For infrastructure automation.

Москва, Россия

Development and support of web interfaces.- Development of RESTful API ( Express, PsQL) for CRM.- JWT authorization development (back&front).- Creating logic UI-kit components (using custom hooks, reducers and context).- Large forms with custom logic using React Hook Form. Extensive JSON transforming.- Developed components for charts drawing with ChartJS.

Art-Net Studio is the outsourcing web-studio, specializing in websites and web-services developing.