Mantas M.
Fullstack-utvecklare
Mantas är en skicklig Fullstack-utvecklare med åtta års erfarenhet, specialiserad på JavaScript och React Native, med ett starkt fokus på frontend-utveckling.
Hans imponerande portfölj spänner över flera olika branscher, bland annat sjukvård, reklam och fintech. Mantas är baserat i Litauen, men har samarbetat med kunder i USA, Nederländerna, Schweiz och Litauen och levererat högkvalitativa, användarcentrerade lösningar.
En av hans främsta bedrifter var att självständigt förnya ett nystartat företags mobilapp och omvandla den till en användarvänlig och framgångsrik plattform som fick positiv feedback från användarna. Utöver sin tekniska expertis har Mantas ett stort intresse för historia och politik, vilket kompletterar hans välgrundade inställning till problemlösning och utveckling.
Huvudsaklig expertis
- JavaScript 8 år
- React Native 6 år
- TypeScript 8 år
Andra kompetenser
- Node.js 4 år
- Microservices 2 år
- Sentry 2 år
Utvald erfarenhet
Anställningar
React Native Developer
Amsterdam Platform Creation - 2 år 2 månader
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Continued the Woolsocks app project under the parent company;
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Introduced new approaches for managing API data in the app, initially using useSWR;
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Later implemented the use of Tanstack query for more efficient data management;
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Demonstrated expertise in Tanstack query and useSWR for optimizing API data handling;
Teknologier:
- Teknologier:
- React Native
- TypeScript
- Firebase
- Agile
- Scrum
- Jira
- React.js
- Redux.js
- Next.js
-
Lead Frontend Developer
Woolsocks - 5 månader
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Led the Vilnius development team as a Lead Frontend Developer;
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Organized and facilitated monthly frontend meetings to discuss and identify areas for improvement in developer experience (DX) for the team;
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Actively participated in the employment process, including conducting interviews and reviewing code tasks for potential candidates;
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Collaborated with the Amsterdam team to enhance application workflows and foster cross-team synergy;
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Demonstrated strong leadership skills and the ability to contribute to team growth and process optimization;
-
Showcased expertise in team leadership and interviewing to support the development team and enhance the frontend development process;
Teknologier:
- Teknologier:
- React Native
- TypeScript
- Firebase
- Agile
- Team leading
- Scrum
- Jira
- React.js
- Redux.js
-
React Native Developer
Woolsocks - 6 månader
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Collaborated with an international team on the development of a React Native-based fintech application targeted at various EU countries;
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Functioned primarily as a frontend developer, working closely with UI/UX designers and Product Managers to implement user-centric features;
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Utilized a tech stack and technologies including React Native, TypeScript, React Native Navigation, Redux with Redux Toolkit, Redux Sagas, Sentry, Firebase (remote-config, app distribution), and CodePush;
Teknologier:
- Teknologier:
- React Native
- TypeScript
- Firebase
- Agile
- Sentry
- Scrum
- Jira
- React.js
- Redux.js
- HTML
- CSS
-
React Native Developer
Billo - 6 månader
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Single-handedly led the restructuring of a React Native application, undertaking a comprehensive rewrite of the entire app in TypeScript;
-
Incorporated modern libraries and technologies to enhance performance and introduce new features;
-
Utilized a tech stack that included React Native, TypeScript, Styled Components, React Query, Redux with Redux Toolkit, Firebase, and CodePush;
Teknologier:
- Teknologier:
- React Native
- TypeScript
- Firebase
- Agile
- Scrum
- Jira
- Redux.js
- CSS
-
Frontend Developer
Freelance - 4 år 9 månader
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Worked on a variety of small web and mobile projects during free time;
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Developed mobile applications using React Native for cross-platform compatibility;
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Utilized a tech stack including React Native, React, Redux, Zustand, Styled-components, Emotion, React Material UI, Firebase, React Admin, and Refine;
-
Gained experience with Flutter for mobile app development alongside React Native and React.js;
Teknologier:
- Teknologier:
- React Native
- Firebase
- React.js
- Redux.js
- Material-UI
-
Lecturer at Sourcery Academy for Developers
Devbridge Group - 1 månad
-
Conducted a series of 5 lectures as part of the Sourcery for Developers academy, introducing students to the fundamentals of JavaScript, React, and Redux;
-
Demonstrated effective teaching and communication skills in delivering complex technical concepts to students;
-
Software Engineer
Devbridge Group - 2 år 1 månad
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Promoted to mid full-stack developer after less than two years of experience as a Junior developer, recognizing outstanding work results;
-
Worked on a React Native application, which also encompassed React and NodeJS technologies, for a chat and data management project tailored for USA medical staff, with a focus on HIPAA-compliant infrastructure;
-
Utilized a versatile tech stack including React, React Native, ExpressJS, Websockets, React Navigation, Redux, PostgreSQL, and Knex;
Teknologier:
- Teknologier:
- React Native
- Node.js
- TypeScript
- Firebase
- Agile
- SQL
- PostgreSQL
- Scrum
- Jira
- React.js
- Redux.js
- Express.js
-
Student Mentor at Sourcery Academy for Developers
Devbridge Group - 3 månader
-
Served as a mentor for a team of 6 students, providing guidance and support in the field of web development, specifically in React and ASP.NET Core;
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Shared expertise and knowledge with students, assisting them in their learning process and development;
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Reviewed and assessed students' pull requests, ensuring code quality and adherence to best practices;
-
Junior Software Engineer
Devbridge Group - 1 år 8 månader
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Contributed to a wide range of projects, from large-scale endeavors involving to smaller teams;
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Utilized a versatile tech stack that encompassed NodeJS, Express, PostgreSQL, React, React Native, TypeScript, and Redux;
-
Demonstrated adaptability and proficiency by working on projects of varying sizes and complexities, highlighting the ability to contribute effectively to diverse teams and tasks;
Teknologier:
- Teknologier:
- JavaScript
- React Native
- Node.js
- Agile
- SQL
- PostgreSQL
- Scrum
- Jira
- React.js
- Redux.js
- Express.js
-
Web Developer
Unboxed - 11 månader
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Developed a web marketing platform using Node.js for the back-end;
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Employed MySQL and MongoDB databases for data storage and management;
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Implemented HTML5 and CSS for structuring and styling web pages;
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Utilized jQuery for creating interactive and dynamic web page elements;
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Leveraged React for building a modern and efficient user interface on the front-end;
-
Contributed to the development of a comprehensive web marketing solution that combined various technologies for a robust and feature-rich platform;
Teknologier:
- Teknologier:
- Node.js
- MySQL
- React.js
- MongoDB
- jQuery
- HTML / CSS
-
Utbildning
BSc.Computer Software Engineering
Kaunas University of Technology · 2015 - 2019
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