We are a brilliant tech partner for your projects. We build native apps.

Innovative ideas into exellent code!

Native apps

Expert native app development. We build fast, reliable, and intuitive iOS and Android applications tailored to drive growth and fit your business needs perfectly.

Tailored Services

Expert native app development. We build fast, reliable, and intuitive iOS and Android applications tailored to drive growth and fit your business needs perfectly.

Marketing

We don't just build; we scale. Our data-driven marketing strategies ensure your digital service finds its audience and achieves sustainable growth.

About Us

Martti Wallasvaara

Project Management, Sales

As the founder of this digital marketing startup, my mission goes beyond strategy— I am the catalyst for innovation. I am driven by an unwavering belief in the transformative power of mobile technology; for me, the smartphone isn’t just a device, but a bridge to limitless possibilities for connection and efficiency.

Vesa Koskelainen

Project Management, Sales, UI/UX

Vesa Koskelainen is a Digital Marketer and UI Designer. He crafts intuitive native apps and websites while driving growth through modern digital marketing strategies. Vesa combines aesthetic precision with commercial insight to build impactful brand experiences.

Mika Niemelä

Advisor

IT-professional in the information technology product and services industry. Working with Cloud, Mobile and SAAS services, Healthcare IT, Agile Methodologies, Startups and Innovation-business. My enthusiasm is in digitalisation and IT-products and services industry. I have strong experience in the digitalization of healthcare.

Timo Haanpää

CTO, Full Stack developer

Full stack developer and CTO with 20+ years of experience across mobile, web, backend, and infrastructure. Strong track record in startup and product environments, building and shipping production systems with React/React Native, TypeScript, Java, SQL databases, and cloud services.

Programming: TypeScript, JavaScript (ES6+), Java, Python, C, SQL, x86 Assembly
Frontend and Mobile: React, React Native, Next.js, Vite, TypeScript, Material UI, Tailwind CSS, Semantic UI, Progressive Web Apps (PWA)
Backend and APIs: Node.js, NestJS, Firebase Cloud Functions, GraphQL, RESTful API design, Authentication and access control (JWT, Firebase Auth)
Databases and Data: PostgreSQL, MariaDB / MySQL, Firestore, SQL query design and optimization
Cloud and Infrastructure: AWS deployments, Firebase and Google Cloud Platform, Docker, Linux server setup and administration, CI/CD with GitHub Actions
Tooling and Platforms: Git, Xcode and Android Studio, MCP server development, WordPress customization

Waqar Ahmed

Senior Software Developer

Senior Software Engineer with 20+ years of experience in full-stack development, mobile applications, payment/AI integrations, and cloud infrastructure (AWS, GCP). Expert in building scalable solutions across diverse industries using modern frameworks and best practices.

Programming: TypeScript, JavaScript (ES6+), Golang, Java, Python, PHP
Frontend: React.js, Next.js, React Native, HTML5, CSS3, Redux, Ant Design - Responsive web design, Progressive Web Apps (PWA)
Backend: Node.js, Koa.js, Express.js, Python Flask, Golang - RESTful API design, GraphQL, Microservices architecture
Mobile: React Native (iOS & Android) - Native Android development (Java/Kotlin) - Native iOS development (Swift/Objective-C)
Databases: SQL: PostgreSQL, MySQL - NoSQL: MongoDB, DynamoDB, Redis - Query optimization and database design
API Integrations: Payment processors: Stripe, PayPal, Square, Adyen - Payment gateway implementations and webhook handling - PCI DSS compliance considerations - Third-party API integrations and RESTful services - OAuth 2.0 and authentication protocols
AI/ML Integrations - OpenAI GPT (GPT-3.5, GPT-4) API integration - Google Gemini API integration - Claude AI integration - Prompt engineering and AI workflow automation - Natural language processing applications
Cloud & Infrastructure - AWS: CDK (Infrastructure as Code), EC2, Lambda, S3, RDS, DynamoDB, CloudFront, API Gateway - Google Cloud Platform: Compute Engine, Cloud Functions, Cloud Storage, BigQuery - Docker, Kubernetes - CI/CD pipelines (GitHub Actions, GitLab CI)

Founded in 2016, Engage is an expert firm built on experience. We don’t just write code; we deliver extensive, business-critical IT projects for market-leading clients.

Our roots are in Turku, but our standards are global. Whether navigating complex migrations or building custom platforms, our team of experts brings the know-how required to succeed with big-name accounts.