Sergey Kryvets Email & Phone Number

Dallas, Tx, Us

Dallas-Fort Worth Metroplex

- Designed and implemented an integration with a core banking system within 1 month, reducing the overall project timeline. Led integration with the core banking system.- Designed and implemented Security Architecture for microservices using OAuth/OIDC best practices, mitigating the risk of regulatory fines and potential financial losses due to data breaches by enhancing system security.- Pioneered and led Java development, established the integration with Queues, Cache, Databases and other key technologies.- Decreased the number of critical security vulnerabilities from 65 to 0, reducing vulnerability exposure- Mentored other developers by conducting training sessions, pair programming, and recording video tutorials, leading increase in team productivity- Resolved mission-critical issues, maintaining system uptime and ensuring continuous development/business operations.- Acted as a Product Owner, created and refined 20+ user stories, aligning them with business goals and non functional requirements.- Researched and architected a system for automatically obtaining internal data spanning multiple systems in the bank, reducing manual data entry errors.- Conducted over 7+ interviews, contributing to the hiring of top talent and improving team quality.- Won 2 prestigious awards within the first year: PMO Partner of the Month and 2023 Top Performer, recognizing contributions and teamwork.

United States

- Built integration with a mobile emergency response device, triggering a significant number of emergency signals, a portion of which resulted in actual EMS dispatches, providing invaluable assistance to people facing immediate medical issues- Identified and eliminated non-utilized resources, resulting in substantial monthly savings- Implemented strategical integrations with NoSQL Databases, achieving 91% reduction in the load on the primary SQL database, optimizing performance and enhancing system reliability- Implemented integrations with TimestreamTime database to unlock the utilization of historical data which provides critical insights into patients' daily data spanning over an extended period, enhancing patient care and monitoring- Developed Emergency Center Service Simulator with an intuitive UI in a short timeframe from the ground up, designed to serve as a full replacement of the real center and enabled extensive test data manipulation- Built REST API for the partner portal, catalyzing an expansion in strategic partnerships by a notable percentage, enhancing collaboration and business opportunities

Dallas, Texas

- Helped to design and built initial version of REST API within 6 month around legacy platform which simplified merchant integration, expanded market share, and opened new revenue channels. Maintained 75%+ test code coverage- Configured a centralized stateless authentication/authorization using OAuth2 and JWT, streamlining client onboarding and facilitating seamless expansion of 4+ new services- Played a key role in transitioning to a cloud-native environment through the implementation of Docker containers and Kubernetes, resulting in enhanced developer productivity, increased scalability, a reduction in deployment time, and significant cost savings in infrastructure and IT maintenance- Speed up the onboarding process of new hires by transitioning to widely adopted open-source frameworks, cutting down initial contribution time from several weeks to just 4 days, thereby accelerating feature delivery within sprints- Maintained strict compliance with security standards such as PA-DSS

Dallas, Texas

- Built production-ready, highly performant, enterprise-level front-end for cargo shipping application from the ground up with 4 points of integration in 4 months- Implemented Angular6+ proprietary component library with 100% code coverage which enforced visual consistency and helped other developers focus on business logic- Created reusable patterns, eliminated code redundancy, and speed up the productivity of the development team by 20%- Performed "React to Angular" migrations to provide component library compatibility and support across different set of frameworks

United States

- Assisted in decoupling a large monolithic multipage application (that supports 20+ countries and languages) into separate codebases for independent project management- Contributed to laying the foundation for migration from AngularJS to Angular2+ by facilitating the decoupling process- Implemented Angular components, services, and libraries utilizing NX enterprise extensions to establish a scalable architecture with reusable code- Developed a NodeJS-based build process that generates localized applications for specific countries- Enabled deployment of localized applications to AWS CloudFront as independent applications, enhancing maintainability and boosting performance

Allen, Tx

- Implemented user-friendly UI with modular, future-friendly, mobile-first CSS (LESS, SASS preprocessors, BEM methodology). Developed fallback mechanisms to ensure compatibility and seamless user experience across older browsers.- Refactored 100+ web pages for bank application to meet AA level of ADA compliance, thereby increased site accessibility and helped to avoid civil penalties- Fully implemented animated front-end UI for a popular local restaurant chain's with 20k+ monthly visitors within 2 months- Enhanced default JavaScript functionality through the integration of jQuery and its plugins, offering advanced interactivity- Actively contributed to the design/prototype phase by identifying and mitigating potential issues, resulting in improved team performance and more efficient development processes- Ensured the delivery of high-quality webpages through extensive experience in Quality Assurance, emphasizing thorough testing and validation- Integrated and utilized various APIs including YouTube, Instagram, Facebook, and Twitter to modify and enhance out-of-the-box functionality, creating a richer user experience

Developed web-sites to facilitate and expand clients’ business. Designed, implemented, and deployed custom themes for WordPress. Maximized conversion rates using Google Analytics and Google Tag Manager for A/B testing and market segmentation. Applied best in class SEO strategies to increase awareness and improve sales.

Erasmus Exchange Program, Telecommunication Engineering, Certificate

Finished courses: - Italian language - Operating systems (Windows and Linux. Linux's kernel, bash and awk). - Programming (c, c++.

Bachelor'S Degree, Information And Measurement Technology, Diploma

- Acquired hands-on experience in C++ and developed an ActiveX component. - Worked with network technologies including TCP/UDP and FTP.