Isaac Dauda Technical Co-Founder · Krayvins
CURRENT: TECHNICAL CO-FOUNDER @ KRAYVINS · ACTIVE R&D: OFFLINE SMART CALC
MOBILE APP SPECIALIST · ON-DEVICE SYSTEMS · DATA INTELLIGENCE

The Poetry of Creative Code & The Rigor of Systems.

I am Isaac Dauda — Technical Co-Founder and Lead Mobile App Developer at Krayvins, crafting tactile, high-performance digital products and architecting scalable technological infrastructure.

I built the Krayvins mobile app from the ground up—now live on both the Apple App Store and Google Play Store. My experience spans high-performance React Native & React mobile engineering, nationwide biometric infrastructure for 150,000+ citizens, and research into lightweight on-device edge computing.

Explore Archive ↓
Krayvins App: App Store ↗ Play Store ↗ Active R&D: Offline Smart Calculator (Closed Test) →
CURRENT ROLE Co-Founder @ Krayvins
ACTIVE R&D Offline Smart Calc
CORE MEDIUM React Native · Edge
PRODUCTION APPS Dual Store Live
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Isaac Dauda Photographic Portrait
FIG. 01 — ISAAC DAUDA · TECHNICAL CO-FOUNDER 2025
[KRAYVINS · FOUNDING TEAM] NATIONAL REGISTRATION NOUN
01 / FOUNDING VENTURE Krayvins Technical Co-Founder; built mobile application from the ground up to app stores.
02 / ENROLMENT SCALE 150,241 National ID biometric citizens enrolled under my operational direction.
03 / ACTIVE R&D LAB Offline AI Lightweight, zero-cloud on-device smart calculator in closed internal alpha.
04 / PUBLISHED APPS Dual Store Live production apps on both Apple App Store and Google Play Store.
SECTION 01 // PHILOSOPHY
"Building from zero to one requires more than code; it demands translating an authentic human impulse into an enduring, resilient platform."
ISAAC DAUDA · CO-FOUNDER & LEAD ENGINEER

With academic rigor rooted in a BSc in Mathematics and Computer Science from the National Open University of Nigeria and early enterprise grounding from NIIT, my path has purposefully unified product inception, mobile architecture, and mission-critical systems engineering.

Today, I serve as Technical Co-Founder and Lead Mobile App Developer at Krayvins, where I spearheaded the mobile platform from a blank codebase to official publication on both the Apple App Store and Google Play Store. Krayvins connects food enthusiasts across Nigeria with culinary chefs through an interactive social video and ordering marketplace.

Prior to Krayvins, as Project Manager for Kimberly Matt Nigeria Limited, I led the authorized National Identity Management Commission (NIMC) enrollment campaign across 8 states. Supervising 31 field technicians and ensuring relentless hardware, biometric, and network uptime, our team surpassed 150,000 successful citizen enrollments.

CURRENT VENTURE Krayvins (Plattr Innovations Ltd)
DIRECT DISPATCH isaacdauda12@gmail.com
TELEPHONE & SIGNAL +234 903 157 6385
SECTION 02 // CAPABILITIES

The Disciplinary Ledger

FOUR SPECIALIZED PILLARS DEVELOPED ACROSS PRODUCTION ENVIRONMENTS.

[01]

Mobile App Engineering (0 to 1)

REACT NATIVE · APP STORE & PLAY STORE
Building full-stack mobile applications from the ground up to app store compliance. Specializing in high-performance media feeds, reactive state architectures, and intuitive navigation.
React Native iOS App Store Google Play React.js Tailwind CSS Firebase
[02]

Systems Administration & Infrastructure

NETWORKS · HARDWARE · AVAILABILITY
Deploying and maintaining enterprise workstation fleets, network infrastructure, hardware peripherals, and systematic diagnostics for zero-downtime operations.
Network Routing Hardware Diagnostics OS Deployment Biometrics Enterprise Java
[03]

Startup Leadership & Project Management

FOUNDING ROADMAPS · NIMC OPERATIONS
Directing technical roadmaps as co-founder and leading distributed regional field teams across 8 Nigerian States, translating executive goals into deployed products.
Technical Co-Founder Team Direction (31 staff) NIMC Compliance Agile Delivery
[04]

Data Intelligence & Analytics

RELATIONAL SQL · POWER BI · REPORTING
Writing complex relational SQL queries, data cleaning transformations, and structuring intuitive dashboards that inform executive decision-making.
SQL Querying Data Cleaning Power BI Advanced Excel
SECTION 03 // ACTIVE RESEARCH & EXPERIMENTAL LAB

The Offline Smart Calculator

[ACTIVE ALPHA · ANDROID CLOSED TEST]
The Engineering Rationale
"Why must modern 'smart' applications be chained to remote cloud servers or demand hundreds of megabytes of system memory to execute simple reasoning?"

In surveying today’s application landscape, a recurring friction emerged: almost every modern "smart" or "AI-assisted" mobile tool is strictly tethered to the cloud. When disconnected from cellular towers or Wi-Fi, they fail completely. They introduce latency, drain data plans, transmit private user data to third-party endpoints, and carry recurring API costs.

Conversely, the few applications that do attempt local on-device intelligence tend to be bloated, heavy, and inefficient—packaging massive multi-gigabyte models that throttle mobile CPUs, trigger thermal throttling, and exhaust battery life within minutes.

The Lab Experiment: I am actively researching and proving the viability of ultra-lightweight, 100% offline, on-device smart applications. The foundational instrument of this research is my Offline Smart AI Calculator: a native mobile application engineered to run smoothly, predictably, and entirely locally on virtually any mobile device, from modest hardware to high-end flagships.

PILLAR 01 // AUTONOMY

100% Air-Gapped & Offline

Zero server handshakes, zero telemetry calls, and zero internet connectivity required. Computes anywhere on earth with uncompromising privacy.

PILLAR 02 // EFFICIENCY

Featherweight Footprint

Sub-20MB application size and negligible RAM consumption. Engineered specifically not to induce thermal throttling or battery depletion.

PILLAR 03 // INTELLIGENCE

Smart Mathematical Parsing

Interprets natural conversational math, multi-stage algebra, unit conversions, and formulaic intent instantaneously without cloud LLM overhead.

PILLAR 04 // UNIVERSALITY

Universal Hardware Fluidity

Fine-tuned to run at 60 FPS on entry-level Android chipsets just as seamlessly as on current generation flagship silicone.

SPECIMEN // ON-DEVICE INFERENCE [AIR-GAPPED 0 KB/s]
SMART EXPRESSION PARSER 1.2ms · LOCAL
√(144) × 15% + ln(e^4)
= 5.80
RAM USE: 14.2 MB
CPU LOAD: 0.4%
CLOUD REQ: 0 (AIR-GAPPED)
Test Local Specimen Presets:
[CALL FOR CLOSED TESTERS]

Join the Android Closed Internal Test

Are you an Android user, mobile engineer, or math enthusiast? Join the closed internal testing track on Google Play to test the offline engine across varied hardware environments and provide direct architectural feedback.

Join Closed Test (Google Play) ↗
DISTRIBUTION: GOOGLE PLAY CONSOLE ANDROID 8.0+ REQUIRED
SECTION 04 // ARCHIVE

Selected Works & Exhibitions

[TOTAL: 14 ARTIFACTS ON RECORD]
EXHIBIT // 01 · CURRENT VENTURE LIVE IN STORES

Krayvins

Social Food & Culinary Marketplace Built from the ground up by Isaac Dauda · Technical Co-Founder
Apple App Store ↗ Google Play Store ↗
Technical Co-Founder Lead Mobile Developer Current Role (2024 — Present)

Krayvins Mobile Application

As Technical Co-Founder and Lead Mobile App Developer, I built the Krayvins mobile app completely from the ground up using React Native, guiding it through end-to-end design, implementation, and multi-store production deployment.

Krayvins is a social-first culinary ordering and chef marketplace platform in Nigeria connecting food enthusiasts with verified professional private chefs. The app delivers a rich, media-driven browsing experience, on-demand meal booking, real-time dispatch tracking, and secure payment processing.

✓ Engineered from 0 to 1 in React Native
✓ Dual App Store & Play Store publication
✓ Social media video & image feed architecture
✓ Real-time ordering & vendor coordination
React Native iOS (Apple Store) Android (Google Play) Mobile Architecture REST APIs
EXHIBIT // 02 · ACTIVE R&D CLOSED ALPHA
Offline Smart Calc 100% On-Device · Zero Cloud ANDROID CLOSED TEST

Offline Smart AI Calculator

Investigating lightweight, fully offline smart applications that run smoothly on any mobile device without cloud latency, network dependencies, or memory bloat.

Join Android Closed Test ↗
Read Lab Thesis ↓ SUB-20MB ENGINE
EXHIBIT // 03 MOBILE INTERFACE
Moovers Mobile Application Logo REACT NATIVE

Moovers Logistics Application

Client-facing mobile application engineered for a relocation enterprise, streamlining booking workflows into a frictionless native experience.

VIEW SOURCE CODE ↗ iOS & ANDROID
EXHIBIT // 04 FOOD COMMERCE
Quick Meals Platform FIRESTORE CLOUD

Quick Meals Delivery Platform

On-demand food delivery interface integrated with Google Firebase Firestore for instant menu synchronisation and real-time cart persistence.

VIEW SOURCE CODE ↗ REACT NATIVE
EXHIBIT // 05 ACADEMIC PORTAL
Loumni Network REACT.JS

Loumni.net Document Transfer

Client web application facilitating verified academic credential exchanges between educational institutions and alumni with structured forms.

PRODUCTION CLIENT EDTECH PLATFORM
EXHIBIT // 06 CINEMA APP
ClapperBoard CURATED MEDIA

ClapperBoard Movie Companion

Film discovery interface built with React Native, presenting filmographies, ratings, and genre catalogues with high-density visual design.

VIEW SOURCE CODE ↗ REACT NATIVE
EXHIBIT // 07 REST API DIRECTORY
UniFinder GLOBAL SEARCH

UniFinder Global Institution Search

Worldwide higher education lookup tool consuming public REST APIs to filter hundreds of universities across continents by country and domain.

VIEW SOURCE CODE ↗ API INTEGRATION
EXHIBIT // 08 COMMERCE ATELIER
Fashion Atelier Storefront LIVE ATELIER

Fashion Atelier E-Commerce

Full-scale commercial fashion boutique template featuring responsive catalog, interactive bag drawer, and modern aesthetic typography.

LAUNCH TEMPLATE ↗ HTML · TAILWIND
EXHIBIT // 09 DIGITAL MEDIA
Electronic Bookshop Template LIVE ATELIER

Electronic Bookshop Storefront

Digital publications and audiobook distribution template with editorial preview modals, category indices, and shopping workflows.

LAUNCH TEMPLATE ↗ DIGITAL GOODS
EXHIBIT // 10 PHILANTHROPY
Non-Profit Foundation Template LIVE ATELIER

Humanitarian Foundation Platform

Advocacy and community outreach website template built with cause narratives, financial transparency sections, and donation triggers.

LAUNCH TEMPLATE ↗ NGO PLATFORM
EXHIBIT // 11 ARCHITECTURE
Architectural Real Estate Template LIVE ATELIER

Luxury Architectural Estates

Monographic property showcase template for high-end architecture practices with floor plan breakdowns and inquiry workflows.

LAUNCH TEMPLATE ↗ REAL ESTATE
EXHIBIT // 12 COMMERCIAL SERVICE
Cleaning Company Website Template LIVE ATELIER

Commercial Cleaning Company

Service-based enterprise website template engineered with service tiers, estimate calculators, and direct customer onboarding.

LAUNCH TEMPLATE ↗ SERVICE COMMERCE
EXHIBIT // 13 PUBLISHED TREATISE
Data Cleaning / SQL PUBLICATION

Data Cleaning with SQL: A Practitioner's Primer

Published technical dissertation breaking down fundamental techniques for transforming unstructured, dirty datasets into verifiable relational schemas.

READ ON X / TWITTER ↗ TECHNICAL ESSAY
EXHIBIT // 14 PUBLISHED TREATISE
Database Extraction PUBLICATION

Extracting Data & Insights Using SQL

A step-by-step methodology detailing how multi-table JOINs, subqueries, and window functions unlock strategic business intelligence.

READ ON X / TWITTER ↗ TECHNICAL ESSAY
SECTION 05 // LEDGER

The Professional Chronicle

[VERIFIABLE ENGAGEMENTS]
[CHRONICLE 01 · CURRENT ROLE] 2024 — PRESENT Krayvins Plattr Innovations Ltd · Abuja, NG

Technical Co-Founder & Lead Mobile App Developer

Flagship Startup Venture

Co-founded Krayvins and built the cross-platform mobile application completely from the ground up using React Native. Responsible for the technical direction, client architecture, state management, and full release engineering lifecycle across both the Apple App Store and Google Play Store.

• Architected mobile app codebase from scratch using React Native
• Deployed and maintain production apps on App Store & Google Play
• Engineered social media feeds, cart state, and real-time order tracking
• Direct technical roadmap and mobile features as Technical Co-Founder
Apple App Store Release ↗ Google Play Store Release ↗ Side Project: Offline AI Calc (Closed Test) →
[CHRONICLE 02] 2020 — 2022 Kimberly Matt Nigeria Ltd Authorized by NIMC

System Administrator & Project Manager

National ID Enrolment Project

Authorized directly by the National Identity Management Commission (NIMC) to oversee citizen identification enrollments. Managed and mentored a distributed workforce of 31 technical staff across 8 Nigerian States, successfully directing operations to achieve 150,241 registered citizens.

• Deployed biometric peripherals & network topologies
• Formulated risk mitigation and equipment documentation
• Handled real-time hardware/software diagnostics
• Briefed executive board on regional compliance
[CHRONICLE 03] AUG 2023 — DEC 2023 AltClick ICT World Abuja, Nigeria

Front-End Developer & Technical Instructor

Lead Engineering & Pedagogy

Headed all client-facing front-end development projects utilizing React.js, JavaScript (ES6+), and responsive CSS. Concurrently authored and taught comprehensive web development curricula to train emerging software developers.

• Delivered responsive web applications for client roster
• Mentored students in hands-on production code labs
[CHRONICLE 04] MAR 2022 — SEP 2022 Federal Radio Corporation (FRCN) SIWES Placement

System Administrator Intern

Broadcast & Administrative Systems

Provided systems troubleshooting, operating system maintenance, and network connectivity across broadcast production studios and administrative divisions over an intensive six-month period.

[CHRONICLE 05] CONTINUOUS Consulting & Community Abuja & Remote

Freelance Engineering & Media Volunteer

Loumni.net & ECWA Goodnews One

Contributed front-end interface engineering for loumni.net. Directed audio/visual television projections, computer maintenance, and broadcast camera management as media volunteer for ECWA Goodnews One.

SECTION 06 // PEDIGREE

Academic Foundation & Credentials

[FORMAL ACCREDITATION]
2020 — 2024

BSc. Mathematics & Computer Science

NATIONAL OPEN UNIVERSITY NIGERIA

Abuja Study Center. Rigorous mathematical foundations, formal algorithms, discrete analysis, database architecture, and computer systems theory.

DEGREE CONFERRED · ABUJA
2019 — 2020

Diploma in Enterprise Java Applications

NIIT ABUJA

Intensive enterprise program focused on Object-Oriented Software Engineering, Java Platform architecture, backend databases, and enterprise systems design.

PROFESSIONAL DIPLOMA · NIIT
2024 — 2025

Data Analysis & Business Intelligence

PQP MARKETING CONSULT

Practical training in relational SQL queries, Power BI dashboards, advanced Excel models, and business analytics workflows.

BI CERTIFICATION · ABUJA
SECTION 07 // COMMISSIONS & FREELANCE LEDGER

The Standard Engagement Ledger

Transparent investment tiers based on Nigerian market standards for discerning enterprises, venture-backed startups, and high-impact private commissions.

CURRENCY:
API RATE: 1 USD ≈ ₦1,330 NGN · 1 USDT ≈ ₦1,330 NGN
[SRV // 01 · FLAGSHIP] DUAL STORE

Mobile App Engineering

REACT NATIVE · 0 TO 1 PRODUCTION

End-to-end native cross-platform engineering, intuitive UI/UX state architecture, offline persistence, push notifications, and verified release publishing to both the Apple App Store and Google Play Store.

React Native iOS App Store Google Play REST APIs
STANDARD TIER: 4–8 WEEKS
₦1,850,000 — ₦3,800,000
[SRV // 02 · PLATFORMS] FULL-STACK

Web Platforms & SaaS Portals

REACT.JS · NEXT.JS · CLOUD DATA

Dynamic web applications, responsive administrative and client dashboards, multi-step transaction workflows, verified credential transfers, and secure database integrations.

React.js Tailwind CSS Firebase / SQL Auth & Storage
STANDARD TIER: 3–6 WEEKS
₦950,000 — ₦2,200,000
[SRV // 03 · STOREFRONTS] COMMERCE

Commercial Websites & Ateliers

BESPOKE BRANDING · HIGH CONVERSION

High-conversion editorial storefronts, luxury property showcases, fashion boutique catalogs, NGO portals, and corporate identities engineered for rapid load speed, mobile perfection, and SEO dominance.

HTML5/CSS3 Tailwind CSS Responsive UI SEO Strategy
STANDARD TIER: 1–2 WEEKS
₦350,000 — ₦750,000
[SRV // 04 · INTELLIGENCE] ANALYTICS

Data Analytics & BI Dashboards

RELATIONAL SQL · POWER BI · EXCEL

Relational database queries, messy dataset cleaning transformations, data warehousing structure, and automated executive dashboards in Power BI and Excel for data-driven strategic direction.

SQL JOINs / CTEs Power BI Data Cleaning Executive KPI
STANDARD TIER: 1–3 WEEKS
₦400,000 — ₦950,000
[SRV // 05 · ENTERPRISE] HARDWARE/NET

Systems & Infrastructure Setup

OFFICE NETWORKS · BIOMETRICS · SLA

Deploying and securing enterprise workstation fleets, network routers, biometric enrollment hardware, server OS setups, systematic hardware diagnostics, and zero-downtime availability.

Network Routing Biometrics Hardware Diag Enterprise OS
STANDARD TIER: MILESTONE / RETAINER
₦450,000 — ₦1,200,000
[SRV // 06 · ADVISORY] FOUNDING

Technical Advisory & Store Release

CO-FOUNDER SCOPING · AUDITS · STORES

Strategic technical direction for startup founders, React Native codebase audits, architecture roadmapping, release pipeline engineering, and resolving App Store / Play Store rejection blockers.

Co-Founder Advice Code Auditing App Store Guidelines Play Console
STANDARD TIER: WEEKLY / RETAINER
₦250,000 — ₦600,000
[SETTLEMENT PROTOCOLS] Nigerian Bank Transfer (NGN) · International Wire / Wise (USD) · Direct Crypto (USDT TRC20 / ERC20)
Standard 60/40 milestone disbursement · Direct SLA agreement · Full IP transfer
SECTION 08 // DIALOGUE

Initiate a Conversation

Whether discussing mobile engineering leadership, technical advisory, startup collaboration, or data consulting, my atelier is receptive to ambitious inquiries.

DIRECT INBOX
isaacdauda12@gmail.com
TELEPHONE & WHATSAPP +234 903 157 6385
PHYSICAL ATELIER Abuja, Federal Capital Territory, Nigeria
PUBLIC CHANNELS
GITHUB ↗ LINKEDIN ↗ TWITTER / X ↗ FACEBOOK ↗
[DIRECT DISPATCH]

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