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Finnish software & AI engineering

AI Engineering for Business Automation

LumiSoft builds software and AI systems that improve how businesses operate. We automate workflows, connect business systems, and turn fragmented information into useful digital tools.

Discuss Your ProjectSee Our Work

Services

From business problem to production system

We combine software engineering, AI and integrations to solve valuable business problems. AI is a tool we use where it helps, not the product we sell.

  • Build software around real workflows

    Custom Software Development

    Web applications, internal tools, SaaS, APIs and backend systems, plus continued development of existing software.

    • Web applications & internal tools
    • SaaS, APIs & databases
    • Cloud systems
    • Existing software development

  • Make company knowledge usable

    Enterprise Knowledge Systems

    AI-powered search that helps your people find and use trusted internal information across documents and systems.

    • Answers with source citations
    • Permission-aware access
    • Document & system integrations
    • Retrieval quality & security

  • Automate repetitive work

    AI Workflow Automation

    Automation for controlled parts of real business processes, with people involved where judgment is needed.

    • Process incoming requests
    • Classify cases & update systems
    • Tasks, documents & notifications
    • Escalation to a person

  • Handle calls and spoken requests

    Voice-Enabled AI

    Voice interfaces connected to real business processes, so a call leads to an actual outcome.

    • Customer service & inbound calls
    • Appointments & reservations
    • Lead qualification
    • Internal assistance

  • Connect disconnected systems

    Integrations & Business Systems

    Reliable connections between your software, data and tools. Good automation often depends more on integration than on the AI model.

    • APIs & databases
    • CRMs & ERPs
    • Document platforms
    • Communication tools

  • Move AI from experiments into production

    Maintenance & Continuous Development

    We stay after launch, maintaining, monitoring and improving production systems.

    • Monitoring, support & fixes
    • Security updates & infrastructure
    • AI evaluation
    • Performance & new features

How We Work

Discover. Build. Operate & Improve.

A simple engagement model: we start with the problem, build the simplest solution that works, and stay to keep it working.

  1. Discover

    We understand the business problem, workflow, users, systems, data, constraints, risks and the outcome you expect.

    • Business problem & expected outcome
    • Workflows, users & systems
    • Data, constraints & risks
    • Recommended approach and scope

  2. Build

    We prototype where it reduces risk, then design, implement, integrate, test and deploy the solution.

    • Prototype where it helps
    • Design & implementation
    • Integration with your systems
    • Testing & deployment

  3. Operate & Improve

    We maintain, monitor, support, evaluate and continuously improve the production system.

    • Maintenance & support
    • Monitoring
    • Evaluation of AI behaviour
    • Continuous improvement

Every project is scoped individually. Tell us what you are trying to improve and we will suggest the right next step.

Discuss Your Project

About LumiSoft

Problem first. Solution second. Technology third.

LumiSoft is a Finnish software and AI engineering company that builds custom software, AI systems, integrations, and business process automation for companies and organizations.

We start from the business problem and choose the simplest appropriate solution. Sometimes that is AI. Often it is conventional software or deterministic automation, whichever is the better fit.

We build systems intended for real production use, and we stay to maintain and develop them as your business changes.

Discuss Your Project

  • Problem first

    We start from the business problem, not from a technology.

  • Simplest solution

    AI where it adds real value, conventional software where that works better.

  • Built for production

    Systems designed, tested and monitored for real use.

  • Long-term partner

    We maintain and develop what we build after launch.

Core Team

Meet the LumiSoft Leadership Team

LumiSoft is led by a lean core team spanning commercial leadership, software engineering and sales, supported by additional specialists across AI, development, design and delivery.

  • Devontay Cross

    DevontayCross

    CEO & Co-Founder

    Leads LumiSoft's commercial strategy, client relationships, partnerships and business development.

  • Roni Suomalainen

    RoniSuomalainen

    CTO & Co-Founder

    Leads software architecture, engineering, cloud infrastructure and technical delivery across LumiSoft's projects.

  • Luis Mantilla

    LuisMantilla

    CSO

    Leads sales strategy, business development and commercial partnerships.

Projects

Selected Work

A selection of client work and internal R&D showing the systems and products we build.

  • LumiSoft R&D · AI Engineering

    Enterprise Knowledge Search

    Problem
    Company knowledge is often fragmented across documents and systems, making reliable information difficult and time-consuming to find.
    What LumiSoft built
    An enterprise knowledge system that ingests organizational documents, retrieves relevant information and generates answers backed by source citations.
    Current outcome
    A working internal R&D and demonstration platform used to develop and evaluate LumiSoft's enterprise knowledge and RAG capabilities.
    Technologies
    • Python
    • FastAPI
    • AWS
    • RAG
    • Vector Search

  • LumiSoft Product · Voice AI

    MesaAI

    Problem
    Hospitality businesses can lose time and revenue when routine calls, reservations and customer requests require constant manual handling.
    What LumiSoft built
    A voice-AI product for hospitality that connects natural conversations with real business actions such as retrieving information, handling reservations and triggering connected workflows.
    Current outcome
    An active LumiSoft product initiative used to develop and validate voice agents, integrations and operational automation for hospitality.
    Technologies
    • Voice AI
    • Workflow Automation
    • API Integrations
    • Knowledge Systems

  • Client Project · Real-Time Software

    Twitch Leaderboard Extension

    Problem
    A streamer needed interactive tools to engage a live audience in real time.
    What LumiSoft built
    A Twitch extension with real-time voting and leaderboards, integrated with the live stream, plus an interactive dashboard.
    Current outcome
    Delivered to the client as a working extension.
    Technologies
    • React
    • Node.js
    • Supabase

Contact

Tell us what you're trying to improve.

Whether you want to automate a workflow, connect systems, build an AI capability, improve an existing product, or develop custom software, we can help you work out the right next step.

Send us a message

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Company

LumiSoft OyBusiness ID 3611454-4

Registered office

Espoo, Finland