antoni

Senior Frontend Engineer

Software Engineer / Designer specialising in Next.js, React and TypeScript. I build and continuously improve products by combining careful planning, continuous iteration and high-quality, maintainable code.


Experience: 6 years

Yearly salary: $148,000

Hourly rate: $70

Nationality: 🇱🇹 Lithuania

Residency: 🇱🇹 Lithuania


Experience

Lead Frontend Engineer
CoinGate
2023 - 2024
• Leading Front-end development team of 2-3 engineers to build solid foundation for the whole product overhaul. Pretty much everything you see in your browser was built by us. • Built most of CoinGate Design System which is used throughout CoinGate products, in close collaboration with design team. • Hiring new developers and mentoring junior developers. • Ensuring we achieve the best user experience while not sacrificing developer experience. • Tech: TypeScript, Next.js, Jest, Tailwind CSS, GraphQL, React (TanStack) Query, Zustand, XState, and much more.
Frontend Techlead
Sensmetry
2022 - 2023
• Leading design and engineering work for all user-facing software. • Working with Next.js, Prisma, tRPC, Astro, TailwindCSS, PostgreSQL and much more... • Mentored C++ to become TypeScript engineers. • Designed and implemented a brand style and logo for the company. • Deploying products using Google Cloud Platform (GCP) and Kubernetes configurations.
DevOps Engineer (part-time)
Sensmetry
2021 - 2020
• Working on infrastructure tasks ranging from Development to Deployment and Quality Assurance. • Creating deployment configurations for deploying AI models and reliability systems with Kubernetes / Helm. • Re-wrote company site into a JAM-stack frontend website with Next.js, TypeScript, TailwindCSS, and NetlifyCMS. • Tech: Google Cloud Platform (GCP), Kubernetes, Docker, Nix, JavaScript/TypeScript, Next.js, TailwindCSS, NetlifyCMS.
Senior Frontend Engineer
Telesoftas
2021 - 2022
• Worked with multiple clients, working in rather big teams, with projects ranging from admin panels to e-commerce. • I've found most Frontend Engineer friends in this company. • I've also improved overall DX by pushing for better tooling. This includes, but is not limited to: • Switching MaterialUI to ChakraUI in one of the projects in under 1 month. • Convincing the whole FE team to shift from Redux to a hybrid approach with Zustand, React Context and Hooks. • Introducing React Query to the FE team and the projects I've worked on.
Software Engineer
Innovattic
2019 - 2020
• Worked with multiple clients on projects with React.js, Styled Components, Sass, AWS, Node.js, Unity 3D, Strapi (and other Headless CMS). • Built and maintained numerous admin panels, dashboards, and user-facing websites. • Introduced Next.js, ChakraUI, and React-Query for faster frontend workflow and performance. • Created a deployment configuration for easy deployment of Next.js on AWS. • Created Amazon Web Services (AWS) deployments for multiple new MVP projects.

Skills

ai
architecture
blockchain
chatbot
golang
javascript
nextjs
open-source
react
react-native
remix
rust
solana
swift
tailwind
typescript
ui-ux-designer
ux-researcher
vue
web-designer
web3
web3js
front-end
english
russian