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I am a Senior Software Engineer with 9+ years of experience building high-quality web and mobile applications, focusing on frontend development, iOS app development with Swift and SwiftUI, and integrating AI features into production. I enjoy rapid prototyping, cross-platform integration, and delivering visually engaging, user-friendly interfaces. I thrive in collaborative environments and can drive projects independently in fast-paced, remote settings. I excel at collaborating with research teams, iterating on concepts based on user feedback, and translating complex requirements into practical, scalable solutions. My approach emphasizes robust architecture, performance optimization, and a strong emphasis on design consistency and usability.…I am a Senior Software Engineer with 9+ years of experience building high-quality web and mobile applications, focusing on frontend development, iOS app development with Swift and SwiftUI, and integrating AI features into production. I enjoy rapid prototyping, cross-platform integration, and delivering visually engaging, user-friendly interfaces. I thrive in collaborative environments and can drive projects independently in fast-paced, remote settings. I excel at collaborating with research teams, iterating on concepts based on user feedback, and translating complex requirements into practical, scalable solutions. My approach emphasizes robust architecture, performance optimization, and a strong emphasis on design consistency and usability.

Valerii Kryshtal

Web Developer, Front-End Developer, Back-End Developer, +2

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I am a Senior Software Engineer with 9+ years of experience building high-quality web and mobile applications, focusing on frontend development, iOS app development with Swift and SwiftUI, and integrating AI features into production. I enjoy rapid prototyping, cross-platform integration, and delivering visually engaging, user-friendly interfaces. I thrive in collaborative environments and can drive projects independently in fast-paced, remote settings. I excel at collaborating with research teams, iterating on concepts based on user feedback, and translating complex requirements into practical, scalable solutions. My approach emphasizes robust architecture, performance optimization, and a strong emphasis on design consistency and usability.…I am a Senior Software Engineer with 9+ years of experience building high-quality web and mobile applications, focusing on frontend development, iOS app development with Swift and SwiftUI, and integrating AI features into production. I enjoy rapid prototyping, cross-platform integration, and delivering visually engaging, user-friendly interfaces. I thrive in collaborative environments and can drive projects independently in fast-paced, remote settings. I excel at collaborating with research teams, iterating on concepts based on user feedback, and translating complex requirements into practical, scalable solutions. My approach emphasizes robust architecture, performance optimization, and a strong emphasis on design consistency and usability.

Available to hire

I am a Senior Software Engineer with 9+ years of experience building high-quality web and mobile applications, focusing on frontend development, iOS app development with Swift and SwiftUI, and integrating AI features into production. I enjoy rapid prototyping, cross-platform integration, and delivering visually engaging, user-friendly interfaces. I thrive in collaborative environments and can drive projects independently in fast-paced, remote settings.

I excel at collaborating with research teams, iterating on concepts based on user feedback, and translating complex requirements into practical, scalable solutions. My approach emphasizes robust architecture, performance optimization, and a strong emphasis on design consistency and usability.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Fluent

Work Experience

Senior Software Engineer at CGI Group

January 1, 2023 - December 31, 2025

Designed and implemented user interfaces for web and mobile applications using React, TypeScript, Swift, and SwiftUI; improved usability scores by 25%. Collaborated with AI research teams to test alpha models and provided feedback, leading to a 20% improvement in feature accuracy. Developed cross-platform components enabling seamless integration between web dashboards and iOS apps. Rapidly prototyped new mobile features, reducing time-to-market by 30%. Implemented MVC/MVVM patterns and reusable UI components to standardize frontend architecture. Mentored 5+ developers in frontend practices and UI standards. Optimized app performance and reduced load times by 35%. Created testing frameworks for UI and functional validation across iOS versions. Partnered with product and design teams to maintain consistent visuals and interactions. Led initiatives to integrate AI-powered tools into coding workflows.

Software Engineer at CGI Group

September 1, 2019 - December 31, 2022

Built and maintained frontend modules for web and mobile applications using React, Swift, and TypeScript. Integrated AI-driven features into applications, providing feedback loops to enhance model performance. Applied rapid prototyping and iterative development to refine UI components based on user feedback. Conducted unit and functional testing of mobile interfaces to ensure stability and usability. Collaborated with cross-functional teams to implement new features and improve code quality.

Software Engineer at Mariner Partners

November 1, 2017 - July 1, 2019

Developed frontend web and mobile interfaces using React, Node.js, and Swift, focusing on high-quality user experiences. Participated in cross-platform integration and delivered components compatible with backend services. Designed responsive UI components and applied consistent design standards across applications. Assisted in rapid prototyping and iterative feature development for internal and client-facing apps.