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Sarah Nkansah - Full-Stack Developer & UI/UX Designer
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Available for hire
Accra, Ghana 🇬🇭
,
Full-Stack Architect · SEO Expert

IBuildModern and scalableWebApplications

Hi, I'm Sarah Nkansah — a Full-Stack Developer who builds fast, scalable web applications that solve real business problems. I combine modern web technologies with SEO best practices to create digital products that are reliable, high-performing, and easy to find online.

ReactNext.jsTypeScriptNode.jsTailwindAWSPostgreSQLMongoDB
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About Me

I'm Sarah Nkansah and an SEO Specialist based in Ghana. I build high performance digital products that are visually engaging, technically scalable, and strategically optimized to help businesses attract users, increase conversions, and grow online.

From concept to deployment, I transform ideas into production ready applications — modern web platforms with React and Next.js, cross platform mobile apps with React Native, and secure backend systems using Node.js, Express.js, and scalable databases including MongoDB, PostgreSQL and Supabase.

“

What Sets Me Apart

  • End-to-end product development
  • Performance-first architecture
  • SEO built into every project
  • User-focused
  • Team collaboration
  • Cross-functional leadership

I Help Businesses

  • Launch scalable web & mobile products
  • Improve search visibility & organic traffic
  • Streamline workflows through automation
  • Deliver fast, secure, maintainable solutions
  • Integrate payment gateways & e-commerce
  • Build & optimize cloud infrastructure
Skills & Expertise

Technical Skills & Expertise

My technical expertise spans full-stack web development, cloud infrastructure, technical SEO, and digital marketing. I build scalable, high-performance digital products with modern JavaScript technologies and user-focused design principles.

Frontend Engineering

React • Next.js • TypeScript

  • React
  • Next.js
  • TypeScript
  • JavaScript (ES6+)
  • Tailwind CSS
  • HTML5 & CSS3
  • React Native
  • Ant Design
  • Material Tailwind
  • Bootstrap
  • Framer Motion
  • Shadcn / Flowbite

Backend Engineering & Databases

APIs • Authentication • Databases

  • Node.js
  • Express.js
  • REST API Design
  • PostgreSQL
  • MongoDB / Mongoose
  • Prisma ORM
  • JWT Authentication
  • Supabase
  • Firebase
  • OAuth 2.0
  • SQL
  • WebSockets

Cloud & Infrastructure

Cloud • CI/CD • Infrastructure

  • Vercel
  • Git & GitHub
  • SSL / HTTPS
  • Paystack
  • Hubtel Integration
  • AWS Lambda
  • API Gateway (AWS)
  • Nginx
  • PM2
  • CI/CD Pipelines
  • Cloudinary
  • Docker

Digital Marketing & SEO

SEO • Analytics • Digital Growth

  • Technical SEO
  • On-Page SEO
  • Core Web Vitals
  • Google Analytics (GA4)
  • Google Search Console
  • Schema Markup / JSON-LD
  • Content Strategy
  • Keyword Research
  • Social Media Marketing
  • Email Marketing
  • Conversion Rate Optimisation
  • Marketing Automation
Work Experience

Professional Experience

Over five years of experience building scalable digital products across e-commerce, AI health-tech, and SaaS — from software development to Technical Team Lead and Product Manager.

Technical Team Lead & Mobile Application Developer

Current
Franko Trading Limited
Accra, Ghana2024 — Present

Leading cross-functional engineering teams to deliver scalable web and mobile products.

Full-time
  • Led a cross-functional team of 4–8 developers and designers, delivering web and mobile applications aligned with business objectives and project timelines.
  • Architected and developed scalable React, Next.js, React Native, Node.js, and PostgreSQL solutions supporting e-commerce, inventory management, customer engagement, and internal operations.
  • Spearheaded the development and launch of the company's mobile application, delivering a seamless shopping experience for customers across Ghana.
  • Improved website performance by 40–60%, optimising Core Web Vitals, reducing page load times, and improving SEO visibility and customer engagement.
  • Implemented CI/CD workflows, Git branching strategies, and code review standards that reduced deployment time by 50% and improved release quality.
  • Integrated third-party payment gateways, SMS services, and APIs including Transflow and AWS, streamlining customer transactions and operational workflows.
  • Collaborated with marketing, operations, and executive stakeholders to translate business requirements into scalable digital products.
  • Established software development standards, documentation, and Agile workflows that improved team productivity and reduced technical debt.
  • Managed the complete product lifecycle from ideation and requirements gathering to MVP delivery, testing, launch, and continuous improvement.
ReactNext.jsReact NativeNode.jsPostgreSQLAWSTeam LeadershipCI/CD

Product Manager

Current
Cell-7 AI— AI-Powered Health Technology Startup
Remote2024 — Present

Driving AI-powered healthcare product strategy from discovery through launch.

Freelance
  • Defined and executed the product roadmap for AI-powered healthcare solutions, aligning engineering priorities with business goals and user needs.
  • Led product discovery sessions with founders, designers, engineers, and healthcare stakeholders to prioritise features based on customer feedback and market research.
  • Managed the complete product lifecycle from ideation and requirements gathering to MVP delivery, testing, launch, and continuous product improvement.
  • Coordinated cross-functional teams across engineering, UI/UX, marketing, and business operations to deliver product milestones on schedule.
  • Authored product requirements documents, user stories, acceptance criteria, and sprint plans to improve delivery predictability and reduce development ambiguity.
  • Introduced Agile product management practices that improved sprint planning efficiency and accelerated feature delivery.
  • Analysed user behaviour, feature adoption, and product performance to guide roadmap decisions and improve user engagement.
  • Worked closely with engineering teams to prioritise technical debt, scalability, and performance while balancing business priorities.
  • Conducted competitor analysis, customer research, and feature validation to identify growth opportunities and improve product-market fit.
  • Collaborated with leadership to define product vision, KPIs, launch strategies, and success metrics for digital health initiatives.
Product StrategyAI HealthcareAgile DeliveryUser ResearchRoadmapsPRDsAnalyticsStakeholder Management

Key Achievements

Highlights across professional roles

Promoted to Technical Team Lead within four months of joining Franko Trading due to strong technical contributions and leadership.

Improved website SEO, Core Web Vitals, and application performance, contributing to stronger search visibility and faster user experiences.

Led cross-functional engineering teams from product conception through deployment using Agile methodologies.

Managed end-to-end product strategy and execution for AI-powered healthcare solutions at Cell-7 AI.

Delivered high-impact web and mobile products supporting business growth and digital transformation.

Improved website traffic, user engagement, and conversion rates through optimisation of marketing strategies and user experience.

Education & Certifications

Academic & Professional Training

A foundation in business and management combined with intensive software engineering, UX design, and digital marketing training.

Formal Education

University degrees and hands-on software development training

B-Tech in Secretaryship & Management Studies

Accra Technical University

2023 — 2025Completed
Degree

Bachelor of Technology degree focused on business administration, management strategy, organisational communication, and leadership.

  • Business Administration & Strategy
  • Organisational Management
  • Communication & Leadership
  • Project Management Principles

HND in Bilingual Secretaryship & Management Studies

Accra Technical University

2019 — 2023Completed
Degree

Higher National Diploma with a bilingual English and French focus covering secretaryship, management, administration, and business communication.

  • Bilingual Communication — English & French
  • Business Management
  • Secretaryship & Administration
  • Organisational Behaviour

Software Development Bootcamp

CodeTrain Africa
2021 — 2022Completed
Bootcamp

An intensive full-stack software development programme covering modern JavaScript, React, Node.js, APIs, and collaborative product development.

  • Full-Stack JavaScript Development
  • React & Node.js
  • RESTful API Design
  • Agile & Product Thinking
  • Collaborative Engineering Practices

Certifications & Programmes

Professional training, certifications, and specialist learning

ProgrammeIn Progress

Digital Marketing Programme

Generation Ghana

2024 — Present

Professional digital marketing training covering SEO, content strategy, analytics, paid advertising, and social media marketing.

Search Engine Optimisation (SEO)Social Media StrategyContent MarketingGoogle Analytics & GA4Paid Advertising — Google Ads & Meta
CertificationCompleted

Foundations of User Experience (UX) Design

Coursera / Google
2023

Google-certified UX design training covering research, user journeys, wireframing, prototyping, and usability testing.

UX Research & Empathy MappingWireframing & PrototypingUsability TestingDesign Thinking Process
Google Certificate
CertificationCompleted

Google Ads Certification

Coursera / Google
2023

Google-certified training in campaign strategy, keyword bidding, ad copywriting, testing, and advertising performance analytics.

Google Ads Campaign ManagementKeyword Strategy & BiddingAd Copywriting & A/B TestingPerformance Analytics & ROAS
Google Certificate