Webko

Web development company


- front-end

- back-end

- web design

- engineering

- interviewing

Check our Works / Projects
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About Company

Motto: work smarter not harder

Andrii Kokov - Webko Founder and CEO/Software Architect/UI Developer.

Our team mission - to delivery the best quality within client's budget.

I worked in different positions in IT for more then 25 years and now I'm a full-stack developer with 15+ years in Web Application Development - Java/JavaScript. Last years I specialize in mobile/front-end development (Angular, React, Vue, AngularJS, Ionic, Bootstrap, Appery.io, Hybrid applications) and software architecture. It means that I have a familiarity with each layer of development and a commitment to gain expertise in all software technology.

Experienced in the full development life cycle: designing database architecture, designing system architecture, implementation of functionality requested, designing GUI, code review and leading team of developers, testing, deployment and support.

Strong analytical skills combined with long work experience in different spheres. Solid experience in development and managing Angular/AngularJS, Vue and React stack projects with Redux state architecture.

Good interpersonal skills. Team leading, business analysis experience.

I can lead team to meet milestones. We are result-oriented with focus on processes optimization.

As a team we have solid practice in financial, medicine and other domains.

Download Andrii's detailed CV

What We Did ?

Portfolio
Deloitte logo
Web Development
Project: Intela Delloite

Anytics Metrics; Obligation Data Definition; Legal Entity Management, Intela Web Portal for Tax management inside Deloitte corporation.
Our team has responsibility to develop reusable Angular components/directives and business logic in different business modules. Develop and integrate in Deloitte Tax Portal report pages with different charts and metrics. Unit and e2e tests development.

Northwell M3i logo
Mobile+Web Development
Project: Northwell M3i

Medical warehouse - accounting and control of inventory status in a warehouse. Different level of access and permissions. Specific hardware solutions.
Ionic8, Angular19, TypeScript, capacitor, cordova.

Mobile GO logo
Mobile+Web Development
Project: Mobile GO

Proxy application for communication between a mobile provider and sellers.
An app for replenishing clients' mobile accounts, receiving various reports, setting up and managing promotional games, helps buyers and sellers replenish their mobile account.
AngularJS, IonicJS, HTML5/CSS3, appery.io; Spring Boot, Java, PostgreSQL, Redis, JasperReports, Heroku.

With Me When logo
Mobile+Web Development
Project: With Me When

The Emily Program (TEP) provides mental health services focused on eating disorders - a medical system, initially conceived by the customer as a "notebook" of eating disorders, but later grew into a system with registration for premiums, synchronization with internal hospital systems, filling out documents and questionnaires for adults and children, and recommendations.

Rebarr logo
Mobile+Web Development
Project: Rebarr

Rebarr - delivery company used mobile client to make customer and driver (two roles in one App) closer to each other.
Our responsibility were to build UI and Server Code, develop architectural solutions, create UI design and implement business logic.
3rd party integration - Stripe payment system.

Crossmrkt logo
Mobile+Web Development
Project: crossMRKT

crossMRKT - mobile client to brings scientific common sense approach to church communications and marketing.
It helps churches to spread the age-old Gospel message through modern high-tech communication channels including mobile apps, text messaging and social media.
App developed on appery.io JQM platform and published on AppStore and PlayMarket

What Partners Did ?

Partners
IB‑SBH company logo
Image and video recordings
Drone flights

Carrying out drone flights (currently only outside buildings for events, inspection flights, etc.).

IB‑SBH company logo
Engineering
Automation engineering and programming

Creation of modular process simulation according to ISA-88 with SIMIT for PCS7 multi-projects at BACHEM Development and application of methods for automatic software generation. Industry 4.0: Development and implementation of remote control of energy data with WebNavigator, AlarmControlCenter and OPC UA. Planning and commissioning of a PCS7 multi-project with 6 controllers in the pharmacy sector etc.

Designer company logo
Web Design
Web / Mobile Design

Our team work on any design you need in shape of your brand from
Creative Pixels @Julia Zakharova

What Plans do we offer ?

Our Offers
Icon for part-time pricing
On-demand

+ part-time work

+ single work position

+ hours tracker

+ weekly/monthly invoices

Icon for full-time pricing
Full-time

+ full-time work

+ individual/team work

+ solid team expertise

+ direct work with client

+ monthly rate/invoices

Icon for team works pricing
Team work

+ full-time/hourly work

+ our team/partners expertise

+ multiply team members work

+ flexible team size

+ direct work with client

+ monthly rate/invoices

Want to work with us?

Always feel Free to Contact & Hire us

What Clients Think About Me ?

Testimonial
Avatar Ty Wells

Andrii and his team have been exceptional partners for our development efforts. They consistently go above and beyond to deliver true production-grade solutions — not just code that works, but systems that are stable, scalable, and thoughtfully engineered.
What stands out most is their ownership and professionalism. They approach every project with a long-term mindset, communicate clearly throughout the process, and proactively solve problems before they become issues. The quality of their work reflects strong technical leadership and disciplined execution.
It’s rare to find a development partner that combines reliability, depth, and responsiveness at this level. Andrii’s company has been a critical part of our success, and I would confidently recommend them to anyone looking for a high-caliber development team.

Ty Wells (CTO),
OSA Enterprises Ltd (Mobile GO App/ionic)
FEB-2026
Avatar Alper Erden

Andrii is a highly skilled professional who consistently demonstrates strong problem-solving abilities and a deep understanding of complex systems. He delivers high-quality work with attention to detail and reliability, completing tasks efficiently and maintaining a high standard. His commitment to quality and his technical expertise make him a key contributor to the team’s success.
Andrii has made a great progress with overall team communication and maybe we can still work on more leadership roles as his knowledge can be used more to help others as well.
Overall working with Andrii this past year has been a pleasure.

Alper Erden (DM) Deloitte Intela
NOV-2025
Avatar Dzmitry Mialeshka

Andrey has deep practical knowledge of the Angular framework, including advanced RxJS templates, state management (NgXs), and performance optimization. He was the driving force behind the creation of our comments module and also contributed to the new spreadsheet module.

Dzmitry Mialeshka (TL) Deloitte Intela Portal
OCT-2025
Avatar Salek Mohammad

Andrii technically speaking is a very detailed person and aims for perfection. Recently he's managing to complete all his tasks and solve complex problems also, for sure a key member in Portal team and dedicated person who cares about quality of the application. We haven't heard technically speaking negative feedback on his work from colleagues.

Salek Mohammad (PM) Deloitte Intela Portal
DEC-2023
Avatar Natallia Kulik

Andrii seems to be very strong in terms of hard skills, he can easily complete any task of any level, he is responsible and quite reliable.

Natallia Kulik (PM), Deloitte Intela Portal
JUL-2021
Avatar Anokhin Aliaksandr

We can assign all the FE work to him, and be sure that he will delegate it to FE developers, let other team members know if there are dependencies that should be resolved. Andrii always know the status of FE on the project, helps to solve the issues that they faced, shares the experience and best practices. He is a good technical specialist, he has authority in the team. Continue to improve leadership skills and qualities. I believe that he may become a great team leader if he will pay attention to human factors that were mentioned above.

Anokhin Aliaksandr (PM), Deloitte Intela Legal Entity Management
SEP-2020
Avatar Logan Uxa

Andrii has been working on InVue for about a month now and wanted to let you know he has been a tremendous value add to the project. Before he joined the communication between InVue and Exadel was very poor. Andrii stepped in and has been able to drastically improve the workflow between both teams. He has been putting in long hours to meet the clients expectations of working similar time zones.

Logan Uxa (AM), InVue
AUG-2018
Avatar Ty Wells

Andrii, was easy to work with, very knowledge and skilled.
He had great suggestions and was able to stay within the agreed timelines and budget.
I would certainly work with him again in the future.

Ty Wells (CEO),
Rock Steady Systems LLC (Mobile GO PoC/appery.io)
MAY-2017
Avatar David Willcutts

I cannot say enough good things about Andrii. His skills are excellent. His critical thinking regarding a project was extremely valuable. He is not afraid to provide critical feedback after giving a part of the project significant thought (on his own time too). His leadership in this regard created significant value. Andrii and I worked on this project for about 8 months. He always made himself available and looked for the best way to get the work done. I would recommend him VERY HIGHLY to anyone who is considering an Appery.io project. One more point... TRUST... I value this significantly as it is essential to a successful work relationship and I fully trusted his skills, attitude and priorities... even when we did not agree on an approach. You will always get his best work!

David Willcutts (CEO), Rebarr
MAY-2017
Avatar Jason Alexis

Good feedback on what I need to do next and the type of person I need to contact.
The specific platform we decided on was outside his capabilities but he has done great by us in the past.

Jason Alexis (Founder), crossMRKT
FEB-2016

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