OPEN TO WORK
LAGOS, NIGERIA (UTC+1)LAGOS, NIGERIA (UTC+1)

SUNDAY
NKWUDA.

Senior Full-stack Engineer crafting scalable architectures and high-performance user experiences.

sunday@portfolio: ~
~curl -s https://api.sunday.dev/profile | jq

{

"name": "Sunday Nkwuda",

"title": "Senior Full-stack Engineer",

"specialties": [

"Distributed Systems",

"Web3 Architecture",

"Native Mobile Apps"

],

"status": "Searching for impact"

}

~
Experience

Professional Journey

Over 5 years of engineering excellence, contributing to YC-backed startups, global staffing agencies, and open-source foundations.

5+Years Exp
15+Projects
Jun 2023 — Nov 2025
Remote

Pickle

Software Engineer

  • Developed a sleek success metrics generation and visualization UI for brands to manage digital creators and campaigns.
  • Built cross-platform native applications for Android and iOS using React Native.
  • Built a secure stripe checkout integration and solid integrations with major social networks (FB, Twitch, Twitter, Youtube, IG).
  • Configured Jest and Cypress tests, promulgated TDD, and achieved high component-level coverage.
  • Built a reusable custom UI library from scratch using Radix UI and Tailwind CSS, including a complex functional calendar.
  • Integrated Storybook for component documentation and stories.
  • Spearheaded major app migration to Next.js 13+ and enhanced database schemas for performance.
  • Led multiple code reviews to ensure code quality and adherence to best practices.
Feb 2023 — Jun 2023
Remote

Terrace (YC)

Software Engineer

  • Developed an institutional-grade trading UI for managing DeFi assets across multiple protocols and blockchain networks.
  • Built a curated selection of security-verified and compliant DeFi pools.
  • Integrated with major blockchain networks including Ethereum and Binance Smart Chain.
  • Participated in rigorous code reviews to maintain high quality and adherence to global standards.
Sep 2021 — Dec 2022
Remote

Turing Inc

Fullstack Engineer

  • Developed and maintained software systems using JavaScript, React, and Node.js for high-scale applications.
  • Designed user-facing features, app servers, and databases for ecommerce, banking, and real-time chat apps.
  • Led large-scale development processes from prototyping to release and maintenance.
  • Drove improvements in development processes and promoted adherence to global-best practices.
  • Collaborated with cross-functional teams using Agile methodologies to deliver releases on time.
Feb 2019 — Sep 2021
Lagos, Nigeria

Freelance

Fullstack Engineer

  • Owned all stages of software development from design to deployment for global firms.
  • Developed multi-vendor online stores, ecommerce platforms, and high-performance landing pages.
  • Built cross-platform native applications using React Native.
  • Provided technical support and resolved software-related issues for international clients.
  • Worked with a team of developers and designers to deliver high-quality software solutions.
May 2021 — Aug 2021
Remote

Debian Linux

Software Engineer Intern

  • Developed a Yarn plugin for the Debian Javascript team to maintain Debian packages.
  • Updated existing Debian Linux packages and created new ones for the distribution.
  • Fixed release-critical bugs and gained deep experience in Agile and open-source best practices.
  • Assisted senior developers with complex software development tasks.
Portfolio

Selected Works

Engineering excellence applied to complex real-world problems.

Full-stack Development

Success Metrics Visualization UI

Developed a modern success metrics generation and visualization UI for brands to manage digital creators and campaigns. Enabled real-time engagement tracking and export across social platforms.

Next.jsTypeScriptTailwind
Success Metrics Visualization UI
Web3 / DeFi

DeFi Asset Management Interface

Built a user-friendly trading UI for institutional-grade DeFi applications, allowing investors to manage assets across multiple protocols and blockchain networks securely.

ReactWeb3.jsPrisma
DeFi Asset Management Interface
Open Source

Debian Yarn Plugin

Developed a yarn plugin for the Debian Javascript team to maintain Debian Javascript packages, streamlining the packaging process for one of the world's largest Linux distributions.

Node.jsYarn APILinux
Debian Yarn Plugin
Mobile Development

Cross-platform Native Apps

Built and deployed high-performance cross-platform native applications for both Android and iOS platforms using React Native, ensuring a consistent user experience.

React NativeFirebase
Cross-platform Native Apps
Expertise

Technical Arsenal

Frontend

Next.js, TS, React Native

Backend

Node, Nest, GraphQL

Database

Postgres, MongoDB, Redis

DevOps

AWS, Docker, CI/CD

Recognition

Problem Solving

HackerRank Certified (2020)

GSoC

Google Summer of Code (2022)

Imagine Recommendation

Imagine Recommendation (2023)

BSc Electrical Engineering

Obafemi Awolowo University (2014-2019)

Languages
EnglishNative / Bilingual
IgboNative
GermanElementary (A1)
Get in Touch

Let's build the
future together.

© 2026 Sunday Nkwuda. All rights reserved.

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Let's Build Something Exceptional Together.