2024 ― Present

• Led the development of a Russian language learning app, leveraging TypeScript to deliver a robust, user-friendly platform
• Built and integrated a custom CMS to streamline content creation and management for the application
• Developed a timestamp editor and forced alignment tool to synchronize audio and text, significantly enhancing the quality of language learning resources
• Applied machine learning (NLP) to analyze and improve word stress patterns
• Implemented email automation for onboarding, notifications, and user engagement
• Designed and deployed an authentication system, including user management and role-based access control (RBAC)
• Integrated a subscription and payment system to support various payment methods and recurring billing

• Set up a CI/CD pipeline with GitHub Actions, for automated deployments to production and staging environments, reducing release times
• Used Docker to containerize services, ensuring consistent development and production environments, and simplifying deployment processes
• Deployed infrastructure via Cloudflare Tunnels, enhancing security and availability while reducing maintenance complexity by leveraging Zero Trust Methodology
• Implemented logging and monitoring, enabling quick issue resolution and ensuring smooth application operations

• Designed an intuitive UI concept, ensuring seamless user interaction and reducing the learning curve for new users
• Built a reusable component library with shadcn/ui, improving development efficiency and maintaining a consistent visual identity
• Collaborated with stakeholders to deliver user-centric design solutions that aligned with business goals and user needs

2021 ― 2024

• Led the design and implementation of a React-based UI for a high-performance image processing engine in the pharmaceutical industry, ensuring compliance with strict GAMP5 standards
• Built and mentored a frontend development team of 3 engineers for further development
• Administered and optimized AWS infrastructure (around EC2 and networking) for seamless deployment and scalability, while mentoring team members to enhance their proficiency in cloud technologies and best practices

2023

• Built a prototype language learning app using Next.js and TypeScript, offering a seamless and interactive learning experience
• Designed a serverless article parser to process and analyze text for grammar feature extraction using ML (NLP) techniques
• Developed GraphQL APIs with AWS AppSync to enable efficient data querying and mutation
• Applied Domain-Driven Design (DDD) principles to architect scalable and maintainable software solutions
• Implemented a user management system with AWS Cognito to handle authentication and secure access

• Leveraged GitOps and Infrastructure as Code (IaC) with AWS CDK to provision and manage resources efficiently
• Designed an S3 based event-driven architecture for user content processing, enabling scalable and efficient workflows
• Established CI/CD pipelines using GitHub Actions to automate deployment processes
• Architected serverless staging and production environments with a multi-account strategy, ensuring isolation and scalability
• Followed AWS Well-Architected Framework best practices to optimize performance, security, and cost

2017 ― 2021

• Led the development of a large-scale React-based SPAs
• Initiated and mentored multiple internal projects around Node.js and React fostering best practices and driving innovation
• Designed and developed an internal debugging tool for Protocol Buffers, improving debugging efficiency and streamlining development cycles
• Conducted dozens of technical interviews and successfully hired 11 team members, shaping a cohesive and high-performing development team. Facilitated the onboarding process and cultivated a collaborative work environment
• Mentored and guided development team, acting as a primary point of contact for external service providers and overseeing team growth and technical development

• Planned and implemented private cloud solutions using AWS, Terraform, and Infrastructure-as-Code (IaC) to ensure scalability, security, and reliability
• Developed and implemented CI/CD pipelines for multiple internal projects, improving automation and accelerating deployment cycles
• Developed a lift-and-shift digital machine twin proof-of-concept on AWS EC2, leveraging Terraform for Infrastructure-as-Code
• Successfully migrated legacy codebases from SVN to GitLab, administering GitLab instance and configuring workflows to optimize collaboration and streamline version control
• Administered Proxmox systems and LXC VMs for internal testing and development environments, ensuring optimal performance and reliability
• Designed and implemented network infrastructures for shopfloor and test rigs, ensuring efficient and reliable internal development and testing environments.

2011 ― 2015

• Designed and implemented a GSM-Gateway with Node.js for SMS notifications, enhancing communication workflows with clients and monitoring notifications
• Conducted comprehensive requirements gathering and analysis to align project deliverables with client needs
• Provided consulting expertise to guide customers in defining technical requirements and project scope, ensuring alignment with strategic goals
• Architected and developed custom end-to-end solutions for diverse customer projects with PHP and SQL
• Delivered intuitive user interfaces through frontend development with HTML, CSS, and JavaScript focusing on responsiveness and usability

• Designed and implemented infrastructure and network architecture for a private, in-house cloud environment, enabling seamless hosting and delivery of customer projects
• Managed and maintained Debian servers, ensuring optimal performance and reliability across HTTP, DNS, and email services
• Automated network infrastructure setup and monitoring, significantly improving deployment speed and reducing operational overhead
• Developed automated virtual machine (VM) provisioning workflows,streamlining scalability and resource allocation