Candidates 9
$5000 / mo
≈ $60000 / year net
Senior Mobile developer
Ukraine · Kyiv · 8 years of experience · Advanced/Fluent ·Published 24 April
Ukraine · Kyiv · 8 years of experience · Advanced/Fluent ·Published 24 April
Моя технічна експертиза також охоплює роботу з React та нативним кодом, дозволяючи інтегрувати комплексні функціональні можливості та оптимізувати додатки для максимальної продуктивності. Мої проекти часто включають колаборацію в командах розробників, управління проектами та забезпечення технічної підтримки для забезпечення безперебійної роботи додатків.
Я завжди в пошуку нових викликів і можливостей для розвитку у сфері мобільних технологій та з нетерпінням чекаю можливості приєднатися до команди, де мої навички зможуть приносити максимальну користь.
$5000 / mo
≈ $60000 / year net
React Native Developer
Ukraine · Kyiv · 5 years of experience · Advanced/Fluent ·Published 23 April
Ukraine · Kyiv · 5 years of experience · Advanced/Fluent ·Published 23 April
For the most apps I was involved in development from the scratch
For the most apps I was involved in development from the scratch , so my responsibility included all kinds of interaction with the project, such as developing architecture for individual modules, creating new features, bug fixes, hotfixes and code reviews
Speaking about the technologies I worked with, my main tool is React Native/React, every project I worked with was written in TypeScript, for state management I use Redux and MobX.
- Live computation for stepper module in fitness app(calculate steps, active time using, type of user activity and burned calories)
- Crypto wallet implementation by TDD (ERC20, ERC721, ERC1155)
$5000 / mo
≈ $60000 / year net
Senior Front-End Engineer
Ukraine · Kyiv · 7 years of experience · Advanced/Fluent ·Published 23 April
Ukraine · Kyiv · 7 years of experience · Advanced/Fluent ·Published 23 April
Senior Front-End Engineer
Canada, Winnipeg | 01/2023 - Present
At Farmers Edge, I contribute to revolutionizing precision agriculture and data management solutions, embodying a customer-centric approach where partnership drives success for growers worldwide.
Projects and Tasks Completed:
Analyzed the existing codebase to optimize performance and reusability, resulting in a 30% increase in application efficiency.
Developed interactive geographical maps using Leaflet, enhancing user experience and data visualization.
Configured Google Analytics to monitor website traffic and user behavior, driving a 70% improvement in data-driven decision-making processes.
Managed the PDF builder tool, streamlining document generation processes for internal and client use.
Conducted refactoring of existing codebase to improve maintainability and scalability.
Implemented new features across 5 separate repositories.
Conducted code reviews to ensure quality and maintainability standards are met.
Facilitated discussions on product behavior logic, aligning team understanding and boosting productivity by 25%.
Technologies Used:
React.js, Typescript, Redux, Redux Saga, Redux Toolkit, Node.js, PostgreSQL, MUI, Next.js, Leaflet, D3.js, Web Sockets
Indeed
Senior Front-End Engineer
USA | 04/2021 - 12/2022
At Indeed, the world's #1 jobsite, I contributed to a transformative project aimed at optimizing user experience and empowering employers to drive brand awareness while enhancing job seeker experience.
Projects and Tasks Completed:
Provided coding support across diverse project domains, contributing to the development of 3 projects, including mobile and server-side codebases.
Conducted rigorous code reviews to maintain high standards of quality and consistency.
Expanded technical documentation coverage to ensure seamless knowledge transfer and team collaboration.
Spearheaded the refactoring of the existing codebase, resulting in a remarkable 70% reduction in technical debt, while simultaneously enhancing maintainability and performance.
Demonstrated a proactive approach by developing over 20 new features annually, effectively expanding product functionality and enhancing user satisfaction.
Leveraged data-driven insights to analyze UI/UX metrics and implement targeted User Interface Design improvements, further refining the overall user experience.
Technologies Used:
React.js, Typescript, Jest, React testing lib
Spearheaded the optimisation of the existing codebase, resulting in a remarkable 30% increase in application efficiency, enhancing performance and reusability.
Developed interactive geographical maps using Leaflet, which significantly improved user experience and data visualization capabilities, garnering positive feedback from stakeholders.
Led the initiative to configure Google Analytics, driving a notable 70% improvement in data-driven decision-making processes, empowering the team to make informed decisions based on user behaviour insights.
Managed the PDF builder tool, streamlining document generation processes for internal and client use, improving operational efficiency and client satisfaction.
Conducted thorough code refactoring, enhancing maintainability and scalability while adhering to best practices and coding standards.
Implemented new features across multiple repositories, contributing to the expansion of product functionality and overall user satisfaction.
Facilitated discussions on product behavior logic, fostering alignment within the team and boosting productivity by 25%.
Indeed:
Played a pivotal role in providing coding support across diverse project domains, contributing to the development of three projects, including mobile and server-side codebases, ensuring timely delivery and high-quality code.
Conducted rigorous code reviews, maintaining high standards of quality and consistency, and promoting a culture of excellence within the team.
Expanded technical documentation coverage, facilitating seamless knowledge transfer and collaboration among team members, resulting in improved efficiency and reduced onboarding time for new team members.
Spearheaded the refactoring of the existing codebase, achieving a remarkable 70% reduction in technical debt, while simultaneously enhancing maintainability and performance, earning accolades from peers and stakeholders.
Demonstrated a proactive approach by developing over 20 new features annually, contributing to the expansion of product functionality and enhancing user satisfaction.
Leveraged data-driven insights to analyze UI/UX metrics and implement targeted User Interface Design improvements, resulting in a refined user experience and increased user engagement.
On the flip side, I aim to avoid roles that lack clear direction or opportunities for growth, as well as environments where teamwork and collaboration are undervalued. It's essential for me to work in an environment where my contributions are recognized and where I can make a real difference, both individually and as part of a team. Additionally, I strive to avoid roles that prioritise quantity over quality or where innovation and creativity are stifled.
$4500 / mo
≈ $54000 / year net
Senior React / React Native Developer
Ukraine · 6 years of experience · Advanced/Fluent ·Published 22 April
Ukraine · 6 years of experience · Advanced/Fluent ·Published 22 April
WioBank witnessed my leadership in building a digital mobile banking solution as Senior Developer and Mentor, showcasing expertise in React, React Native, Redux and Typescript. Aktiv Learning sharpened my skills in Typescript, React, React Native and Redux-saga with a focus on app refactoring, performance enhancement, and seamless third-party integration.
Throughout, I've championed collaborative development, from code reviews to product improvements. Excited to leverage this rich experience in new challenges.
In each phase, the fusion of technical proficiency, collaborative spirit, and leadership defined my approach. Now, armed with a rich tapestry of experiences, I eagerly anticipate the next challenge, ready to contribute and innovate in the ever-evolving landscape of front-end development.
$3500 / mo
≈ $42000 / year net
Senior React/React Native Developer
Ukraine · Kyiv · 6 years of experience · Advanced/Fluent ·Published 10 April
Ukraine · Kyiv · 6 years of experience · Advanced/Fluent ·Published 10 April
During my time at Broadcast Radio App (USA), I primarily focused on creating a power streaming radio and podcast application, and I used technologies like React Native, TypeScript, and XState to deliver outstanding features.
Similarly, in Smart Home App (Germany), I worked on code analysis, problem-solving, and performance improvement tasks using React Native, TypeScript, and GraphQL.
My experience as a fullstack developer in Kyiv required my abilities in analyzing projects, backend/frontend developing, and customer consultations, and my overall knowledge in JavaScript, React, and PHP.
Skilled in a wide scope of technologies including WebSockets, GraphQL, and REST API, I am equipped with both a solid theoretical background and a practical knowledge that is applicable in every project. Furthermore, my commitment to quality is demonstrated in my ability to write unit test with coverage as high as 95% and also I am proactive which can be seen in my initiatives like code review rotations.
$2000 / mo
≈ $24000 / year net
Software Engineer
Ukraine · 2 years of experience · Advanced/Fluent ·Published 3 April
Ukraine · 2 years of experience · Advanced/Fluent ·Published 3 April
Languages: TypeScript, JavaScript, C
Front-end:
Frameworks/libs: Expo, React.js, React Native, Next.js, Solid.js
Styling: Material UI, styled-components, CSS/SASS modules
State management: TanStack Query, Redux, Redux Toolkit, Reduxsauce, Redux Saga, Redux Persist
Linters: ESlint, Prettier
Architectures: REST API, gRPC, GraphQL
Build tools: Webpack, Vite
BaaS: Firebase, AWS amplify
Back-end:
Frameworks: Express.js
ORMs: Mongoose
DBs: MongoDB, DynamoDB
Cloud services: AWS, Google cloud, Filestack
Version control: Git
CI/CD: Github actions, Gitlab CI/CD
$2500 / mo
≈ $30000 / year net
Frontend & Mobile Developer
Nigeria · 5 years of experience · Advanced/Fluent ·Published 29 March
Nigeria · 5 years of experience · Advanced/Fluent ·Published 29 March
February 2019 - February 2021
Projects and Tasks Completed: Worked on the frontend development of the “Blakcodes” landing page. Directed the UX/UI redesign project by collaborating with cross-functional teams to analyze user personas, conduct usability testing, and iterate on design solutions.
Technologies Used: HTML, CSS, JavaScript, React, Redux. Role in the Team: Frontend Engineer.
What I Want to Improve: I want to further improve my skills in project management, especially in leading collaborative design projects and implementing innovative UX/UI solutions.
Freelancer, Lagos State
February 2021 - July 2023
Projects and Tasks Completed: Delivered outstanding frontend and WordPress projects to 20+ customers, enhancing the usability, look, and experience of web and mobile apps.
Technologies Used: HTML, CSS, JavaScript, React, Redux, WordPress, and React Native
Role in the Team: Frontend & WordPress Developer.
What I Want to Improve: I aim to enhance my skills in Mobile development, focusing on intuitive cross-platform functionalities, and performance optimization.
Revocube Technologies, Lagos State
July 2023 - Present
Projects and Tasks Completed: Collaborated closely with cross-functional teams to gather requirements, improve user experience, and resolve complex technical challenges, Developed internal administrative tools like a Project Management Application, A multitenant Real estate application, An educational platform that works like Udemy with more functionalities, and A multitenant enterprise application for educational and finance management.
Technologies Used: HTML, CSS, Tailwind, JavaScript, React, Redux, React Native, Next.js, Firebase, Superbase, Strapi, Sanity.
Current Role in the Team: Frontend/Mobile Engineer
What I Want to Improve: I am keen on enhancing my expertise in backend technologies such as Node.js and database management to contribute more effectively to full-stack development projects within the team.
Accomplishment: Led a cross-functional team in revamping the UX/UI of the "Blakcodes" landing page.
Specific Details: Collaborated with designers, developers, and stakeholders to analyze user personas, conduct usability testing, and iterate on design solutions.
Outcome: Achieved a 70% increase in user satisfaction and a 25% decrease in user error rates.
Delivered Outstanding Frontend and WordPress Projects as a Freelancer:
Accomplishment: Completed 20+ frontend and WordPress projects for clients.
Specific Details: Implemented custom designs, optimized performance, and ensured seamless user experience across web and mobile platforms.
Outcome: Attained a 100% UI/UX rating and improved application performance metrics.
Developed Internal Administrative Tools at Revocube Technologies:
Accomplishment: Created a suite of internal administrative tools including HR management, financial tracking, and project management systems.
Specific Details: Collaborated with backend developers to integrate front-end interfaces with backend functionalities.
Outcome: Streamlined operations, improved efficiency, and enhanced data security measures for internal processes.
Implemented Educational Applications for Remote Learning at Revocube Technologies:
Accomplishment: Designed and developed educational applications to enhance remote learning experiences.
Specific Details: Integrated collaborative features, content delivery mechanisms, and robust data security measures.
Outcome: Facilitated online collaboration, and content delivery, and ensured compliance with data privacy regulations.
As a front-end developer, I have developed web and mobile applications for various clients and organizations, ranging from small startups to large enterprises. My work has involved working with RESTful APIs, designing and implementing database schemas, developing web components, and integrating third-party APIs.
I am not interested in stagnant roles or projects that do not challenge me or allow for creative problem-solving and innovation. I also avoid micromanagement, limited growth opportunities, and toxic work culture.
$20000 / mo
≈ $240000 / year net
Building Mobile Startups. React Native / Flutter
Ukraine · More than 10 years of experience · Advanced/Fluent ·Published 23 March
Ukraine · More than 10 years of experience · Advanced/Fluent ·Published 23 March
Responsibilities:
- Feature development
- Debbugging
- Bug fixing
- Optimization
- Improvements
- Release
- Team communications
Experience:
Banking sector
Stack:
- Flutter
Finance sector
Stack:
- React Native
Trading sector
Stack:
- React Native
Banking sector
Stack:
- React Native
Have experience in high load, experienced with different business domains.
I like to develop apps and dapps. React Native as my key technology, Flutter as secondary. Mobile apps its my hobby. Let me do my favourite job.
$2000 / mo
≈ $24000 / year net
Frontend Developer
Ukraine · Kyiv · 3 years of experience · Advanced/Fluent ·Published 7 March
Ukraine · Kyiv · 3 years of experience · Advanced/Fluent ·Published 7 March
I have contributed to a number of projects throughout my career, from small websites to large-scale enterprise applications.
Open for new projects:)