We build fintech systems - backend, mobile, automation
Architecture, cloud & on-premise, integrations. Production-ready engineering.
Our team modernise legacy estates, integrate with ERP/CRM and payment systems, and build secure, scalable platforms that reduce cost to serve and accelerate delivery.
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End-to-end creation of progressive web applications, from initial concept to launch, using the latest web technologies.
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With robust integrations, your products communicate reliably, data flows stay synchronised, and your teams operate from a single, trusted source of truth.
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Our approach delivers robust, maintainable apps for iOS, Android and the web, following a structured, collaborative process.
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We specialise in delivering cutting‑edge AI and machine learning development services, enabling organisations to harness the full potential of artificial intelligence.
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Transform your legacy systems with WislaCode expertise in application modernisation.
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Viacheslav Kostin
CEO WislaCode Solution
See what we build, how we deliver, and why fintech teams work with us.
Moving from standard banking with a set of basic functions to a digital bank where everything can be done online.
We converted classic leasing into a digital format, where online car search and booking, application, contracts, invoices and document management are available.
Progressive Web App for carsharing: convenient for customers and efficient for achieving business goals.
Progressive Web App for independent and cooperative workouts in the gym.
Phased approach to development
Scalable web applications with microservices architecture. We create IT landscape for your project`s future scalability.
WislaCode developers are dedicated to each project. They work hard to deliver results quickly.
WislaCode specialists quickly synchronised and worked with the second team involved in developing our solution.
As a result, having started development from scratch, we came to the expected result quickly. The first users went to the application after 5 months.
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FAQ About WislaCode Solutions
WislaCode specialises in JavaScript/TypeScript (React, Node.js, Next.js), Python (Django, FastAPI), PHP (Laravel), and modern cloud technologies. We have particular expertise in Banking and FinTech technologies including blockchain, payment processing systems, regulatory compliance automation, and AI/ML integration for financial services.
Yes, WislaCode has extensive experience developing Banking and FinTech solutions with full regulatory compliance including PCI DSS, GDPR, PSD2, MiFID II, and Open Banking standards. We build compliance into the architecture from day one and provide ongoing monitoring and reporting features.
Yes, we provide comprehensive AI integration services for Banking and FinTech including fraud detection systems, automated risk assessment, intelligent chatbots for customer service, algorithmic trading platforms, and RegTech solutions for compliance automation. All AI implementations meet financial industry security standards.
We offer comprehensive maintenance packages including security updates, performance monitoring, feature enhancements, regulatory compliance updates, and 24/7 technical support. Support contracts typically include monthly security audits and quarterly performance reviews.
Yes, we specialise in modernising legacy Banking systems through API integration, microservices architecture, and gradual migration strategies. We ensure seamless integration with existing core Banking systems, payment processors, and third-party financial services whilst maintaining operational continuity.
20+ years of experience in managerial positions in IT and banking.
Education: MBA for Executives at IMD (Switzerland), Leading Digital Business Transformation (IMD). Provides consulting in strategy and digital transformation.
20+ years of experience as a developer, analyst, and solutions architect.
