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Web app
development

Web app
development
Be it applications or websites, we build scalable, responsible, yet secure web products to achieve your business goals easier.

what we do

SaaS Applications
SaaS Applications
SaaS Applications
Web Applications
Web Applications
Web Applications
PWA Development
PWA Development
PWA Development
Backend Applications
Backend Applications
Backend Applications
Mobile Web
Mobile Web
Mobile Web
Websites
Websites
Websites
eCommerce Development
eCommerce Development
eCommerce Development
Web Experiences
Web Experiences
Web Experiences

how we do it

With experience in various industries, we know how to hit your targets with high-performant, feature-packed, and user-friendly web products. Our extensive tech stack and capabilities allow us to validate your ideas, turning them into successful MVP releases and rapid product growth.
Frontend
tech stack
We adopt highly scalable JavaScript frameworks at the front to build beautiful and swift web solutions.
javascript
typescript
react.js
vue.js
python
django
node.js
flask
graphql
Backend
tech stack
Playing with high-end and versatile backend solutions, we’ll produce complex, secure and scalable documentation according to the industry’s best standards.
Our QA
toolkit
Well-planned knowledge transfer, expert teams, and highly customizable tech capabilities allow
us to provide high-end quality testing.
firebase
sentry
cypress.io
testrail
active
collab
agile pm
asana
dsdm
extreme
programming
github
issues
kanban
pmi
trello
Our project
management
tools
Reduce time-to-market and mitigate business risks with data-driven project management decisions.
UX & other
Continuos UX optimization is a must for further product scale-up. Analyzing user behavior,
we’ll help you meet customer expectations and ensure an intuitive experience.
google tag
manage
google
analytics
hotjar
impact
mapping
rice
mixpanel

web applications we've built

Create and upgrade
your product with us
Now it’s your turn to describe your vision and let us unveil the full potential of your ideas!

what clients say about us?

“The code and the work were good quality and really what we were looking for. They were able to bring technical design thinking to the project. Project management was tight and I always knew what was happening.”
Daniel Kiyoi
CEO & Founder Magic Dust
Daniel Kiyoi - Apptension Client
Daniel Kiyoi
CEO & Founder Magic Dusk
“Apptension was flexible and professional. When I needed to quickly add capacity, it took a week or two at worst - often days. The cooperation enabled me to slowly scale up my own IT team, and the company was very helpful until the last moments of the transition.”
Mateusz Oleksiuk
CEO LESS_
Mateusz Oleksiuk
CEO LESS_
“The technical creativity delivered by the team at Apptension was invaluable in the formation of our mixed reality start-up Hyper.”
Nathan Sparshott
Co-Founder & CEO of Hyper
Nathan Sparshott
Co-Founder & CEO of Hyper
“The SaaS Boilerplate Appension built was a huge reason we were so successful, because all these little seeminaly unrelated tasks and integrations needed to happen. If we had been working with anybody else, It would have probably taken months to do the same work.”
Kwame Nyanning
CEO blkbx.
Kwame Nyanning
CEO blkbx.
“We needed their help to build the backend services and capabilities needed to deliver a production level on demand. Their ability to produce high-quality work with consistency while dealing with a new type of project was impressive.”
Kelly O’Conor
Product Lead, Siberia
Kelly O’Conor
Product Lead, Siberia
“The project’s success has resulted in a long-term partnership for design and development. Apptension is a fantastic partner, who is willing to go above and beyond in order to deliver what the client needs.”
Catarina Rocha
p(r)oud solutions
Catarina Rocha
Business Development Manager, p(r)oud solutions
“Apptension fared well in our project, working with our bespoke CMS and complex requirements. The designs were implemented well and the schedule was kept tight.”
Christian Marc Schmidt
Partner at Schema
Christian Marc Schmidt
Partner at Schema

all our services

Read about our apps & other stuff