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Chen Nexa
Software & IT company · Kigali, Rwanda

We design, develop
& deploy software.

Software, websites and IT solutions for modern businesses. From business systems and mobile apps to secure networks and AI training data, engineered in Kigali and built for the world.

Start your projectExplore services
Clients served
20+
Websites launched
10+
Applications developed
10+
everdesigninvestments.vercel.app
Ever Design Investments website on desktop

Client work

Ever Design Investments

Eco-luxury property developer

Trusted by growing brands

What we do

Everything your business needs in technology, under one roof.

Six disciplines, one team. We combine engineering precision with creative strategy, so your software, websites and networks work flawlessly and grow your business.

Business software

Custom Software Development

Software built around how your business really works: management systems, dashboards, ERP, automation and integrations, engineered to be secure and to grow with you.

Business systemsERP / OdooAPIsAutomation

Websites, web & mobile apps

Website & App Development

Professional websites, web applications and Android and iOS apps, with clean code and user-focused design, from company sites to customer portals and booking platforms.

WebsitesNext.jsReact NativeE-commerce

Networks & IT

Networking & IT Infrastructure

Reliable, secure business networks: design, installation and support for office LAN and Wi-Fi, structured cabling, firewalls and remote access, so your team stays connected.

LAN & Wi-FiCablingFirewallsVPN

Ground-truth data

AI Data Annotation & Training

We provide high-quality ground-truth data, including image, text, audio and video annotation, that helps AI systems learn and perform.

Computer visionNLPAudioVideo

Speed & search

Web Optimization & SEO

We maximize your website’s potential through technical SEO, site speed and advanced performance tuning, so the right customers find you.

Technical SEOCore Web VitalsLocal SEOAnalytics

Growth & content

Digital Marketing & Social Media

We grow brands with data-driven marketing strategies, content creation and social media management that turns attention into customers.

Social mediaContentPaid adsBranding
AI data annotation

Precision data that makes AI see clearly.

Behind every smart model is carefully labeled data. Our annotators turn raw images, text, audio and video into ground truth your AI can trust. Hover the labels to explore.

Annotation services
annotate · team-at-work.jpg
The Chen Nexa team at work in Norrsken House Kigali
person 0.98
person 0.97
display 0.99
logo 0.95
laptop 0.96
headphones 0.93

Labels in this frame

Image

boxes · polygons · keypoints

Text

NER · sentiment · intent

Audio

transcription · speakers

Video

tracking · events

How we work

A clear path from idea to impact.

No black boxes. You see progress every week, approve every milestone and always know what comes next.

  1. 01

    Discover

    We listen to your goals, audience and constraints, then agree on scope, timeline and a transparent quote.

  2. 02

    Design

    Wireframes, visual design and prototypes you can click through and approve before we build.

  3. 03

    Develop

    Clean, tested code in short iterations, with regular demos so you see progress every week.

  4. 04

    Deploy & grow

    We launch, train your team, then keep optimizing with SEO, marketing and support.

0+
Clients served
0+
Websites launched
0+
Applications developed
0K+
AI data points processed
At work in the Chen Nexa studio, Norrsken House Kigali
Team presenting Chen Nexa services
Developers collaborating on a project
About Chen Nexa

A highly motivated team with innovative ideas.

We are a software development and IT company based in the heart of Rwanda. We blend high-level engineering with creative strategy, from business software and websites to secure networks and complex datasets for AI training.

Mission

To deliver innovative, high-quality software, websites, mobile apps, IT networking, digital marketing and AI data annotation solutions that help clients grow, perform and succeed in the digital world.

Vision

To bridge the gap between human creativity and intelligent technology, creating solutions that empower businesses and AI systems worldwide.

  • Committed to delivering the best
  • Honest and transparent
  • We care for your business like ours
  • Always learning
Meet the studio
  • Next.js◆
  • React◆
  • React Native◆
  • TypeScript◆
  • Node.js◆
  • Python◆
  • PostgreSQL◆
  • Tailwind CSS◆
  • WordPress◆
  • Odoo◆
  • Figma◆
  • Google Analytics◆
  • Meta Ads◆
Client stories

Real work for real clients.

AI Data Annotation

We annotated training data for Ready to Bloom’s AI work in Japan.

KotoneReady to BloomVisit Ready to Bloom

Have a project in mind? Let’s build it together.

When you work with us, you aren’t growing your business alone. Tell us your idea and get a clear plan and an honest quote.

Get a free quoteSchedule a call