Cross-Platform Development & Applied AI

Engineering & Deployment of Cross-Platform Systems, Web & APIs

We engineer efficient cross-platform applications, scalable APIs, and websites for startups, retail, and small businesses. Full cycle: from architecture and design to release.

Core Capabilities

Mobile App Development

Ultra-responsive native and cross-platform mobile experiences with offline-first sync, high frame rates, and biometric security.

  • Native iOS (Swift) & Android (Kotlin)
  • Cross-Platform (.NET MAUI, Flutter, React Native)
  • Offline-First Sync & IoT Integration
Swift Kotlin .NET MAUI Flutter React Native

High-Load API & Backend

Scalable microservices and cloud infrastructure designed to handle hundreds of thousands of concurrent requests with sub-millisecond latencies.

  • gRPC, GraphQL & High-Throughput REST
  • Distributed Event Brokers (Kafka, RabbitMQ)
  • Cloud Native (AWS, GCP, Kubernetes)
Go gRPC GraphQL PostgreSQL Kafka

Architecture Consulting & Audits

Strategic technical roadmaps, systemic scalability audits, security reviews, and legacy modernization for growing tech teams.

  • Codebase & Scalability Due Diligence
  • Target Architecture Blueprints
  • Cloud Cost & Performance Optimization
System Design Audits Kubernetes Security

How We Build & Scale

A transparent 4-stage engineering lifecycle focused on architectural integrity and rapid time-to-market.

01

Audit & Discovery

Deep technical analysis of requirements, performance benchmarks, and architectural constraints.

02

System Design & Blueprint

Detailed API contracts, data models, scalability roadmaps, and security threat modeling.

03

Agile Engineering & QA

Clean code implementation, automated CI/CD pipelines, and rigorous automated test coverage.

04

Deploy & Continuous SLA

Containerized deployment, observability dashboards, and 24/7 reliability monitoring.

Engineered with Modern Technologies

Carefully selected technologies for performance, reliability, and maintainability.

Swift / iOS
Kotlin / Android
.NET MAUI / C#
Flutter / Dart
React Native
CoreBluetooth & BLE
Offline-First Realm/SQLite
Go (Golang)
.NET / ASP.NET Core
Node.js / TypeScript
gRPC & Protobuf
GraphQL & Apollo
PostgreSQL & Redis
Apache Kafka Event Bus
Docker & Podman
Kubernetes (K8s)
AWS & Google Cloud
Prometheus & Grafana
Terraform (IaC)
GitHub Actions CI/CD

Let's Architect Your Next Solution

Direct consultation with senior engineers. Typical response within 2 hours.

Headquarters Kharkiv, Ukraine (Global Remote)
Direct Engineering Inquiry nexsolabs@ukr.net