Hi, I'm Kailash Kumar
Tech Lead - React Native | ReactJs | NextJs
Building Scalable Mobile & Web Applications with 7.5+ years of expertise in building scalable mobile and web applications that impact millions of users.
React Native • React Js • Next Js
Passionate About Building Great Products
I am a Software Engineer with 7.5+ years of experience specializing in Mobile Application Development using React Native. I'm proficient in React Native, React Js, Next Js, Node Js and Go Lang. My key objective is to utilize my skills in favor of a reputed company and my personal growth, establishing a lucrative professional career in Computer Science Engineering.
Throughout my career, I've had the privilege of working on applications that serve millions of users. From fintech solutions to ride-sharing platforms, I bring a diverse experience in building scalable, user-centric applications.
My approach combines technical excellence with a keen eye for user experience, ensuring that every product I work on is not just functional but delightful to use.
Core Strengths
Mobile Development
Expert in React Native, building cross-platform apps for iOS & Android
Web Development
Proficient in React Js, Next Js for modern web applications
Full Stack
Backend experience with Node Js, Go Lang, and cloud services
Tech Leadership
Leading teams, code reviews, and mentoring junior developers
Technologies I Work With
Core Technologies
Frameworks & Libraries
Tools & Platforms
Programming Languages
Professional Experience
Tech Lead / Senior Developer
Kissht | Pay With Ring
Leading mobile app development for fintech applications with 10M+ users. Responsible for code reviews, building optimization strategies, guiding junior developers, and implementing complex functionalities.
Key Projects:
Senior Developer
MyPay / OmniPay / Datman
Developed payment gateway solutions for restaurant customers in the UK. Built full-stack applications including mobile apps, customer portals, and payment gateway frontend.
Key Projects:
Lead Developer
Dark Bears Solutions
Led development of multiple mobile applications including ride-sharing platforms similar to Uber. Built 6 projects individually and guided team members.
Key Projects:
Junior Developer
Q Work Solutions
Started professional career working on school management system. Integrated key features including Courses, Assignment, and Leave Application modules.
Key Projects:
Featured Projects
A selection of projects I've worked on, ranging from fintech applications with millions of users to innovative ride-sharing platforms.
Pay With Ring
FintechLeading fintech mobile application with 10M+ users. Provides seamless payment and financial services.
Kissht App
FintechFinancial services application with 10M+ users for quick loans and credit services.
RING Web App
FintechWeb application for Ring services built from scratch. Led complete architecture setup and development.
OmniPay Mobile App
Payment GatewayPayment acceptance app for UK restaurant customers with in-house payment gateway integration.
Academic Background
B.Tech (Computer Science Engineering)
Laxmi Devi Institute of Engineering & Technology, Alwar
12th Standard
Jawahar Navodaya Vidhyalaya, Jojawar
10th Standard
Navjyoti Secondary School, Bijowa
Achievements & Awards
Employee of the Month
Recognized for outstanding performance at Dark Bears Solutions
April 2019Silver Medal - Block Level
Academic excellence in 10th class
2012Chief Coordinator - SANGRAM 2K18
Led the annual technical festival
2018Vice President - Algo.LIET
Technical club leadership role
2017-181st Prize - Blind Coding
Won at Sangram 2K16 competition
2016Let's Connect
Have a question or want to work together? Feel free to reach out through any of the channels below.