Full Stack Developer
Principal Full Stack Java Script Engineer
Principal Full-Stack JavaScript Engineer with 10 years of comprehensive IT experience specializing in both frontend and backend technologies. Expert in developing high-performance, scalable applications using modern frameworks such as Angular, React, and Nest.js, alongside cloud-based solutions and microservices architecture. Proven track record in leading projects from architectural design to deployment, consistently delivering quality, maintainable code and seamless user experiences. Demonstrated expertise in building complex data management systems and collaborative platforms, with a deep understanding of Agile methodologies and cross-functional team leadership. Renowned for excellent communication skills and a strong ability to collaborate with stakeholders. Passionate about leveraging emerging technologies and optimizing development workflows to drive business outcomes.
Experience: 11 years
Yearly salary: $130,000
Hourly rate: $70
Nationality: 🇷🇸 Serbia
Residency: 🇺🇦 Ukraine
Experience
Principal Software Engineer
Questrade 2022 - 2024
Developed and maintained order entry library, and other trading platform resources, ensuring efficient data flow and high availability. Led new trading platform implementation based on Angular 17 micro-frontend architecture, with the support of FDC3 standard communication protocol. Enhanced micro-services with NestJS, implementing REST, gRPC, and WebSockets for bidirectional streaming. Created DataDog dashboards, providing actionable insights and improving key metric monitoring. Implemented scalable, cost-efficient solutions using Google Cloud Platform (GCP), optimizing performance. Conducted technical interviews for senior-level developers during the hiring process, evaluating their expertise and suitability for the position.
Full Stack Developer
Elitex 2016 - 2022
Led the creation and development of Angular SPAs from scratch, integrating them with backend APIs to enhance system performance and user experience. Architected Angular projects, making key technical decisions on components, services, and directives, improving code maintainability and efficiency. Developed backend APIs with Node.js and Express, implementing robust routing and business logic that improved data management and system reliability. Optimized frontend performance across multiple platforms and devices, ensuring a responsive and seamless user experience in diverse environments. Collaborated with QA teams to develop and execute unit and integration tests, achieving a significant reduction in post-launch defects.
Lead Web Developer
DIDWW 2016 - 2016
Developed the frontend architecture of a dynamic application using React and Redux, improving state management and application performance. Implemented responsive and visually appealing UI components using SCSS, resulting in a 20% reduction in load time and enhanced user experience across devices. Integrated ORM with frontend React components, ensuring seamless data flow and improved performance in handling complex queries and API interactions. Optimized application performance by refactoring React components, leading to a more modular codebase and reducing rendering times by 40%. Collaborated with backend teams to align frontend and API requirements, ensuring seamless integration and a unified development process that accelerated project delivery.
Technical Writer
Yandex 2013 - 2015
Documented a comprehensive library of blocks, creating clear and concise guides that improved developer onboarding and reduced integration time. Created and maintained reference technologies, ensuring accurate and up-to-date documentation that supported faster implementation and adoption by internal teams. Developed detailed example projects and code snippets, enhancing usability and providing practical solutions that boosted user engagement with the library. Translated technical documentation into multiple languages, expanding the reach of the OpenSource project and increasing user contributions. Supported OpenSource documentation by reviewing and refining content, improving clarity and usability, and ensuring consistency across all materials.
Interface Developer
Globalteck 2011 - 2013
Designed and developed responsive mobile and desktop interfaces, ensuring a seamless user experience across all devices, which increased user satisfaction by 35%. Implemented adaptive layouts and UI components for mobile and desktop platforms. Collaborated with UX/UI designers to create intuitive interfaces, resulting in a more accessible and user-friendly application with a 20% boost in user engagement. Optimized cross-platform performance of mobile and desktop interfaces, ensuring high responsiveness and minimal lag, leading to a 15% increase in retention rates. Developed custom solutions for mobile-first and desktop views, enhancing the consistency and usability of the application across multiple platforms.
Skills
angular
docker
fintech
firebase
front-end
gcp
kubernetes
mongo
nestjs
nextjs
node
nosql
postgres
react
redis
sql
tech-lead
typescript
full-stack
english
russian
ukrainian