Application-Maintenance_Evolution-bg
    What we do

    Application Maintenance
& Evolution

    We maintain and evolve digital products so they keep supporting your business, your users, and your growth, with predictable improvements, reliable support, and long-term technical care.

    5+ years

    average client partnership

    1,100+

    projects delivered across industries 

    sameday_logo_orizontal_H60px
    nod-logo
    Nexent_Bank_Logo
    HeyBLu-logo
    Electrica-Furnizare-logo
    Token_Logo-eng

    Fast-track omnichannel transformation

    B2B growth through digital commerce

    We’ve been working with NOD for over a decade to evolve their B2B platform, helping them grow their customer base and orders year after year.

    70% adoption rate

    for the new interface

    101% increase

    in the number of clients YoY

    Discover NOD case study

    Stability for peak demand

    We ensured Sameday’s platform stayed stable for Black Friday by running large-scale performance tests, fixing bottlenecks in advance, and delivering a reliable, high-traffic-ready experience.

    6M

    mobile app users

    Top 5

    most used mobile apps in Romania

    Discover SAMEDAY’s hyperscale logistics story

    Scalable cloud modernization for Electrica Furnizare

    We helped Electrica Furnizare move to AWS to eliminate downtime and make their services more reliable and scalable for millions of users.

    99.5% boost

    in website performance

    99.99% uptime

     

    Discover Electrica Furnizare case study

    Faster loan approvals and better conversion

    We partnered with HeyBlu to build a scalable embedded finance solution that supports rapid growth, improves transaction capabilities and integrates seamlessly with major retailers.

    36 seconds

    average loan approval time

    4% increase

    in daily conversion rates

    Read more about HeyBlu’s transformation

    Reimagining mobile banking for modern users

    We created Nexent Bank’s next-generation CardAvantaj mobile app to support the organization’s digital transformation ambitions, being recognized with the Public Choice Award at UX Awards Berlin 2026.

    3 months 

    delivery for a complete mobile app

    8% increase

    in active users

    Discover Nexent Bank’s digital journey
    MAKE IT Impact

    Continuous improvement results supporting our impact

    5+ year average client partnership

    the engineers maintaining your platform today are well-acquainted with your business, so context is never lost

    94.75% team retention rate

    with over 35% seniors or directors, so you are not re-onboarding new developers every quarter

    2.65x the industry average (of 34%)

    for delivering projects on time and on budget (Standish Group).

    Over 20 million end users served

    through platforms we’re building and maintaining for clients like Leroy Merlin, SAMEDAY, NOD and more.

    Certified expertise, trusted partnerships

    Our in-house team of certified support engineers keeps applications stable, secure and ready to scale, reducing downtime and improving agility. Backed by decade-long technology partnerships and certified expertise across the platforms that power our clients' products.

    MAKE IT Happen

    This is how application management supports your business

    Predictive Maintenance

    Stay ahead of issues before they reach your users. We’ll optimize your platform through code refactoring, system updates, and dependency management to maintain a secure and smooth experience. With regular improvements, monthly performance reporting, and dedicated support, we prevent problems before they surface and keep performance consistently high.

    Preventive Maintenance

    Avoid downtime before it happens. We keep your applications running smoothly by proactively identifying and fixing potential issues, from updating code for better maintainability to addressing vulnerabilities early. This approach reduces technical debt and maintenance costs over time.

    Corrective Maintenance

    When problems arise, we act quickly to resolve them. Our team handles bug fixing, error correction, and incident management to minimize disruption and restore performance, so your customers experience continuity and your business reputation stays intact.

    Evolutive Maintenance

    We maintain stability and help you plan for what comes next. Our in-house designers and engineers continuously adapt your platform with new features, performance improvements, and user-driven updates. With us, your software grows alongside your business and your customers' expectations.

    What our clients say about us

    Network-One-Distribution_Zitec-testimonial

    "We've been happy to count on Zitec in our journey to building a powerful B2B eCommerce platform that meets the needs of a complex ecosystem of partners, resellers, and customers. Given Zitec's extensive experience in a diverse range of complex eCommerce projects, in our 10 years of partnership, we've been able to address multiple technical aspects and, through the flexible architecture we've built together, our platform is now ready for even more future technology developments."

    NOD

    Network One Distribution

    Read how NOD scaled B2B orders
    Lucian-Băltaru-SAMEDAY

    "The synergy we've built with Zitec so far has significantly contributed to SAMEDAY's performance, and the technologies we've developed together have been a key part of our success and growth. Zitec has gained valuable expertise in this field, which it aims to leverage in opening new opportunities for logistics companies in the region looking to adopt modern solutions to meet market demands." 

    Lucian Băltaru

    CEO of SAMEDAY

    See how reliability scaled for peak demand
    Antar-Turgay-color

    "When planning for this transformation, we ran a rigorous vendor selection, scoring every proposal against our vision. We weren't just looking for a software developer, but a true business partner aligned with our ambition. Zitec proved to be that partner."

    Antar Turgay

    Retail Banking Director, Nexent Bank

    Discover Nexent Bank’s digital journey

    Let’s build together

    Give us a few details about your project or goal.
    We’ll connect you with our best-equipped expert to assist you.