All e-commerce services you need

From online store development to integrations, optimization and long-term support - we deliver solutions that help your business sell more.

Where growing e-commerce businesses hit friction

Platform performance limits growth
Traffic spikes and new markets expose the limits of a store that wasn’t built to scale.
Manual order and fulfilment processes
Connect orders, inventory and fulfilment so your team can handle growth without repeating manual work.
Disconnected ERP, CRM or warehouse systems
Connect business systems so product, customer and order information stays consistent.
Complex B2B pricing and customer rules
Bring account-specific pricing, permissions and repeat ordering into one commerce platform.
Expansion into new markets
Support new languages, currencies, payments and delivery options as your business grows.
Legacy platform and technical debt
Assess the current store, prioritise improvements and plan a safe migration when needed.

THE SERVICE CATALOGUE

Everything to launch, run and grow your store

01

Store setup & development

Custom online stores built for performance, scale, and your brand.

02

E-commerce migration

03

Marketplace integrations

04

ERP & CRM integrations

05

Custom modules

06

Fulfillment solutions

07

SEO (Technical)

08

CRO

Not sure what solution is right for you?

Request expert advice

Built for the way your business sells

We help organizations solve complex problems through full-cycle services.

Technologies used
in e-commerce projects

We use the right technology and connect everything that matters to your business — real platforms and real integrations, working as one system.

PrestaShop

Laravel

Bagisto

Drupal

Sylius

or your specific request

Already have solution developed by another IT partner?

Existing system assessment

Vendor transition & knowledge transfer

Support & maintenance takeover

New feature development

System migration

Book a consultation

How we work

We understand the unique challenges and aspirations of your business. Our expert team crafts a tailored strategy to ensure your success while adapting to the evolving market landscape.

01 Consultation

Our experienced sales together with business analyst start by understanding your business, challenges, and goals. Together, we define a clear roadmap with measurable outcomes and a realistic execution plan - before any code is written.

Discovery

We learn about your business, goals and challenges.

Business audit Goals identification Stakeholder interviews Requirements gathering
Estimation

We define technical approach and plan the right strategy.

Solution architecture Tech stack selection Scope & roadmap Effort estimate
Proposal

We bring everything together into a clear, actionable plan for moving forward.

Project plan Offer Roadmap Delivery approach Solution proposal

Product

Problem statement and hypotheses

Define the project’s core challenge and develop hypotheses to guide the exploration and solution-finding process. This critical step frames the problem in a way that directs the design strategy, ensuring efforts are focused and measurable against initial assumptions.

WIP document

Intro

Project brief

To capture essential project details effectively, create a brief that includes an overview, objectives, target audience, scope of work, timeline, budget, stakeholders, requirements, success metrics, research insights, communication plans, and feedback processes. Use this quick-start approach to creating project briefs if you need a starting point

Project brief (WIP)

Teams convo

02 Implementation

We turn strategy into working solutions. Our certified experts execute with precision, deploying solutions that integrate seamlessly into your existing architecture. We prioritize operational continuity, knowledge transfer, and adherence to industry standards.

Design

We gather detailed business requirements, interviewing stakeholders and design solution.

Business analysis Solution design Wireframes UX/UI design Prototype
Development

We build secure, scalable, high-performance solutions.

Software development System architecture Integrations QA & testing Documentation
Launch

We go live and ensure a smooth start.

Go-live Data migration Infrastructure CI/CD Team training Handover
03 Support

We ensure continuous performance and improvement. From proactive monitoring to ongoing improvements, we ensure your IT environment stays reliable, secure, and ready to scale.

Maintenance

We keep your solution stable, secure and running as expected.

Problem resolution Incident management 24/7 monitoring System maintenance
Service management

We make sure your day-to-day IT needs are handled efficiently and consistently.

Support Service requests SLA management Reporting
Continuous development

We help your solution evolve as your business, users and priorities change.

New Features Change requests Improvements Next project plan

Support & warranty

Launch isn't the finish line. We stay close with dedicated support, clear warranty terms, and fast response when it matters.

24/7 support availability

Dedicated support when your business needs it most.

Support & maintenance

We're here when needed.

Dedicated Help Desk

Structured request management

Issue resolution

System monitoring

Warranty & service commitments

Confidence after go-live.

Warranty included

Bug fixes

Service level options (SLA)

Long-term maintenance

Trusted by

Chosen by organizations you already trust

Viktors Kučeruks

CEO of Horizont Group

We evaluate SIA “Horizont Group”’s cooperation with ZenIS very positively. From the very beginning of the project, the ZenIS team demonstrated a professional and structured approach - our company’s internal processes, document flow, employees’ daily needs, and the administration’s workflow were carefully analysed.

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AI & Automation

AI-powered document & process management

Facilities & Security Services

Work models

Time & Materials

A flexible model that lets your project evolve with current priorities and respond to feedback from real users.

Hourly billing

For long-term projects

Fixed Price

We define the requirements, agree the solution and confirm the final project cost before development begins.

Clear requirements

For a specific project or task

FAQ’s

What types of clients do you work with?

We work with businesses, public sector institutions, associations and NGOs that need digital products, integrations and long-term engineering support.

Do you work under NDA?

Yes. We regularly work under NDA and only publish project details with client approval.

Can ZenIS take over another IT vendor's solution or project?

Yes. We begin with an assessment of the existing system and agree a documented takeover plan before continuing development.

How is custom IT solutions better than using a SaaS product?

Custom development is appropriate when standard products cannot support the process, integration or ownership model your organization needs.

Let's talk

Your project could be next

Tell us what you're building — chances are we've solved something close to it, publicly or under NDA.

Discuss your requirements