Sarath Kumar

Full Stack Engineer focused on building products with extra attention to details

Amsterdam, Netherlands, CET

LinkedInX
SK

About

As a Senior Software Engineer specializing in both mobile and web development, I bring over 8 years of experience in crafting solutions for various industries. My primary focus is on building privacy-friendly Bitcoin wallets. My expertise spans Android and web applications, demonstrating a strong commitment to building high-quality applications with optimal performance.

Work Experience

Foundation Devices
Remote

2022 -

Senior Software Engineer

implemented new features and upheld the maintenance of a multiplatform Flutter-based application. The scope of work involved the integration of the Bitcoin development kit (Rust). This application serves as a companion app for Foundation hardware products.

Samourai wallet
Remote

2016 - 2022

Lead Android Developer

Created Android mobile apps and led teams for companies like Vision Media, DKMS, or AAA. Built live streaming application for Evercast from scratch. Technologies: Android, Kotlin, React, TypeScript, GraphQL

Seeroo
Remote
Consulatnt

2018 -

Senior Software Engineer/Consultant

Senior Software Engineer responsible for both mobile and web development. Proficient in native Android and iOS development, as well as creating React web applications.

Zealmotion interactive
Founder
CTO

2016 -

Founder/Chief technology officer

Education

Bharathiar University

2016 - 2019
Master's Degree in Computer Application (MCA)

Kerala University

2013 - 2016
Bachelor's Degree in Computer Science (Bsc)

Skills

Kotlin
Android
Jetpack Compose
bdk (bitcoin dev kit)
Compose multiplatform
Flutter
Rust
React Native
JavaScript
TypeScript
Node.js

Projects

Envoy

Envoy: The perfect companion app for foundation Passport.

Flutter
Bitcoin
Rust
Riverpod
Wallet
Android
IOS
Mac
Linux

Samourai Wallet

Bitcoin Wallet strongly focused on privacy when transacting on the bitcoin network

Android
Bitcoin
Koltin
Java
Jetpack compose
Wallet

Sentinel

Sentinel Watch Only Bitcoin Wallet for Android

Android
Wallet
Watch-only
Bitcoin
Koltin
MVVM

Hummingbird-android

Android UR implementation, Encoding Structured Binary Data for Transport in URIs and QR Codes

Android
Library
Side-Project
Bitcoin
Koltin

Sentinelx

An experimental version of samourai sentinel for better performance and user experience

Android
Flutter
Bitcoin
Koltin
MethodChannel

bip39 dart

bip39 dart port with dart-nullsafety

Android
Flutter
Bitcoin
Koltin
MethodChannel

Press ⌘J to open the command menu