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Software Engineering Services, Grouped by the Problem They Solve

Software product development services here run from a two-week prototype to a platform rebuild that stays in service for years. Every project starts with an audit, so the scope is built on what the audit found.

Find the Service That Fits the Problem

Full cycle software development grouped by what you are trying to do, in the words you would use for it.

All Hygge Services

Custom AI Development

Hygge's ai development services cover the full path from a scoped use case to a production system: an AI agent, RAG grounded in your data, or a custom model, built and monitored after launch.

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AI Agent Development

AI agent development for multi-step tasks that run across your existing systems, inside approval rules and access limits your team sets. The audit fixes what the agent can touch, where a person confirms before it acts, and the hours or cost the project is judged on, and every action it takes is logged.

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AI Chatbot Development

AI chatbot development grounded in your own documents and support history, wired into the channel customers already use, and scoped against one measurable outcome. Confidence thresholds and escalation rules are agreed during the audit, and monitoring plus retraining run after launch.

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AI Consulting

AI consulting that opens with a readiness assessment of your data, systems, and team, then scores every candidate use case against effort, data availability, and payback. You get a sequenced roadmap with a build-versus-buy call and a budget range on each item, and the project fee is credited toward the build if it goes ahead with Hygge.

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AI Integration

AI integration into a product that already has users, connected through the APIs it already exposes and shipped behind a feature flag. Providers get benchmarked on your real prompts at your real volume, and the feature runs behind a token budget, a caching layer, and a fallback path so a provider outage stays contained.

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How Hygge Software Engineering Services Run

Every project runs on the same terms: the price is agreed in the audit, the schedule is written down, and you open a working build in the first week. That holds for custom software application development and for a single engineer joining your team.

7 years
Shipping production software for US and European companies
Exact price
Scope and cost agreed after the audit, before development starts
3 months
From kickoff to pipelines running on a schedule
1 week
The longest you ever wait for a working build you can open and try

Technologies Behind These IT Software Services

What the services on this page are built on. Each project takes a subset, chosen against what your team can maintain after handover.

The browser layer, where render speed and state handling decide how a product feels on a mid-range machine and a slow connection.

ReactReact
Next.jsNext.js
AngularAngular
Angular MaterialAngular Material
VueVue
TypeScriptTypeScript
TailwindCSSTailwindCSS
SCSSSCSS
Redux ToolkitRedux Toolkit
NgRxNgRx
RxJSRxJS
D3.jsD3.js
TipTapTipTap
FroalaFroala
IndexedDBIndexedDB
Chrome Manifest V3Chrome Manifest V3

What Every Project Includes

Every service at Hygge starts with a software development consultation and carries the same baseline, whichever one you start with.

An Audit Before the Estimate

We look at the data, the systems and the process before quoting. The audit is small, priced up front and produces a document you can read yourself, and it regularly changes what the build needs to cover.

Milestones With Acceptance Criteria

Work arrives in defined milestones, each with criteria you can check and a warranty period attached, so progress, quality and payment move together.

Your Code, In Your Repository

Code is delivered into your own repository as it is written, commit by commit, and infrastructure normally goes into your own cloud accounts.

Trade-Offs Put in Front of You

When testing needs more budget, when a module should be deprioritized, when an off-the-shelf tool would do the job, that conversation happens while there is still a decision to make.

Documentation as Part of Delivery

Environment setup, deployment steps and project documentation ship with the work, so ending a project is a clean handover your team can pick up from.

A Team You Can Talk To

Most projects run with three to five people, and the first conversation is with someone who will be on the project.

Work We Have Shipped

Published projects, with the problem, the build and the outcome written out. Useful in a software consultation when you are comparing vendors and want to read the work.

Hygge Lead Generation
Lead Generation Software

Hygge Lead Generation

Hygge's own outbound platform, where only approved hypotheses run campaigns. Every reply traces back to the targeting behind it.

  • 5 toolsReplaced by one platform
  • 0Scripted messages sent after a reply
  • Every leadTraced to its hypothesis
  • Per accountDaily and weekly sending limits
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Hygge Presale
Project Estimation Software

Hygge Presale

Hygge's own presale workspace, where an AI agent drafts estimates from past deals. People approve them, and every proposal feeds the next.

  • 6 sub-statusesDrive each pipeline stage
  • Every moduleAnchored to evidence
  • 5 formatsFrom one approved deck version
  • 3 modesOf case disclosure, enforced
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Hygge HR
HR Platform Development

Hygge HR

Hygge's own HR platform: people, time off, hiring and projects in one system. Balances, reminders and pay history update every night.

  • 0Manual balance recalculations
  • 3+ yearsTenure days added on their own
  • 1 platformFor people, time off, hiring and projects
  • Any dateRole and pay history on record
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PlayFusionLabs CRM
Custom CRM Development

PlayFusionLabs CRM

Custom CRM development for a game studio. An agent researches companies, Today lists who to ping, and finance sits in one database.

  • ~2 monthsFrom first call to daily use
  • 150+Releases since launch
  • 1 databaseFor sales, projects and finance
  • $0In per-seat licences
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MB Character Tool
Creative Technology

MB Character Tool

An embeddable AI character generator living inside an agency marketing site, built in eight weekly milestones.

  • 1 promptFrom landing on the site to a result
  • 1 iframePuts the tool inside the existing site
  • 8 weeksFrom an empty repository to live on the site
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BoardsOnline
Software Audit

BoardsOnline

A founder paid for a platform reported as done. Engineers checked every feature, and the rebuild started from what worked.

  • 3 verdictsFor every feature reported as done
  • 6 monthsFrom the audit to a tested, live platform
  • 1+ yearOf support after the contract ended
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CreAItivity
Idea Management Software

CreAItivity

Creative agency software that runs a UK agency's ideation method without a facilitator, now in its third year.

  • 36 widgetsCarry a method that needed a facilitator
  • 20+ yearsOf agency practice turned into software
  • 3rd yearOn the architecture chosen at the start
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IntellicAIr
Nurse Scheduling Software

IntellicAIr

A nurse staffing marketplace built around a sealed bidding engine written from scratch. Bids stay hidden until the round closes.

  • 1 roundFor a post that waits 78 days to fill
  • No nameOn a bid that used to hide a 40 % cut
  • 1 inviteBrings a facility's own agencies onboard
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NOODLZ
Live Auction Software

NOODLZ

Live auction software for an Irish agency network. Auctions moved off phone calls into one platform with verified bidders and a document vault.

  • 1 platformReplaces auctions run outside any system
  • 1 vaultReplaces contracts moving between inboxes
  • 2+ yearsOf continuous delivery since 2024
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Country Navigator
Platform Modernization

Country Navigator

A ten-year-old cultural intelligence training platform rebuilt into services. Enterprise customers kept working through a zero downtime migration.

  • 0Downtime moving a ten-year-old platform
  • 1 configReplaces the SSO setup only one person knew
  • 10 yearsOf monolith rebuilt into services
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Smarter Humans
Spaced Repetition App

Smarter Humans

A spaced repetition app built by the same team since 2019. About a million users moved to the rebuilt system with zero downtime.

  • 93 %Cut off a 20-second document load
  • 1 uploadReplaces the card writing people quit over
  • 7 yearsOn one product with the same team
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Slapstack
WCS Software

Slapstack

The console for autonomous warehouses, rewritten from Flask to React in pieces. No live warehouse went offline.

  • 0Warehouse hours lost to a full rewrite
  • 1 libraryReplaces hand-rolled pages, screen by screen
  • 1 year onThe same client came back for phase two
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Clia
Legal Drafting Software

Clia

Two AI apps for consultants on one core, with a trained model that turns legal references into links.

  • Auto-linkedCitations a consultant used to look up by hand
  • 1 passA document read once, every reference resolved
  • 2 appsOn one platform, shipping apart
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Offra
AI Product Recommendations

Offra

An AI gift finder built in about a month for a startup whose marketing was booked against a Black Friday date.

  • 3 milestonesDelivered before the holiday launch window
  • 100 %Of results are products a buyer can order
  • ~1 monthAgainst a Black Friday date that could not move
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Crowdflix
NFT Marketplace

Crowdflix

A blockchain marketplace for movie moments, built so a fan who has never touched crypto can buy one without meeting the chain.

  • Plain wordsOn every wallet prompt a fan meets
  • ~4.5 monthsFrom kickoff to contracts on mainnet
  • Pre-launchAn IP risk caught before anything went public
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Industries We Work In

Sectors where Hygge has delivered production systems, with the domain rules that shape custom software application development in each one.

Public Safety & Security

Public Safety & Security

Recognition and alerting systems for agencies working in the field, built to keep running when the network does not and to survive the audit that follows.

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EdTech

EdTech

Learning platforms that have to work for years, carry real enterprise customers, and add AI without teaching anyone something false.

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LegalTech

LegalTech

Document-heavy products where a reference has to be exactly right, and an approximately correct citation is a wrong one.

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Real Estate & PropTech

Real Estate & PropTech

Listing platforms, live auction bidding and computer vision that scores construction progress from site photos.

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Healthcare & Staffing

Healthcare & Staffing

Marketplaces and workflow tools for care organizations, where the mechanism in the middle decides whether the market is fair.

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Retail & E-Commerce

Retail & E-Commerce

Recommendation engines, retail media platforms and the billing accuracy that decides whether store partners stay.

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Media & Entertainment

Media & Entertainment

Marketplaces, real-time video and collectibles platforms built for audiences who will leave at the first confusing screen.

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Logistics & Warehouse Automation

Logistics & Warehouse Automation

Operator interfaces for autonomous fleets, industrial integration and systems rebuilt without taking a working site offline.

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HR & Recruitment

HR & Recruitment

Hiring platforms, professional networks and staffing marketplaces where matching runs on structured data.

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Marketing & Creative

Marketing & Creative

Turning agency method into software, with generative tools that sharpen a person's thinking.

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Working With Hygge: Frequently Asked Questions

How software product development services are shaped, priced and delivered at Hygge.

Question mark iconHow do I know which service I need?
Often you do not, and that is what the audit is for. Clients regularly arrive asking for one thing and leave the audit scoping something narrower or different. Most vendors ask for a spec before they quote, and the audit is what produces one. Describing the problem is enough to start.
Question mark iconExact price or time and materials?
Both, depending on how well the scope is understood. A defined scope runs as exact-price milestones with acceptance criteria and a warranty period each. Open-ended product work runs on time and materials with a monthly ceiling and reporting each sprint. Projects move between the two as clarity changes.
Question mark iconHow quickly can you start?
An audit usually starts within a couple of weeks, and it is the right first step in almost every case. Build work follows the audit, with the timeline set by what the audit found.
Question mark iconDo you work with our existing team?
Regularly. Some projects are a full delivery team, others are one or two engineers inside a client team, and several have started as one and become the other.
Question mark iconWhat happens if we want to stop?
You take the code, the documentation and the infrastructure, because all three were yours as they were built. One client came back a year after their handover to open the product again.
Question mark iconWhat services does a software development company like Hygge provide?
The work here covers product engineering for web, mobile and desktop, AI development, architecture and modernization, QA and testing, embedded and IoT, startup delivery, and engagement models where Hygge engineers work inside your team. Most projects combine two or three of them, and the combined scope is priced as one package on a single schedule.
Question mark iconHow much does a software project cost?
A first release usually lands between forty and a hundred and fifty thousand dollars, and the range moves on integration count, compliance requirements, and how many platforms you ship to. The audit produces the number before development starts, so you approve one figure with the scope it covers written next to it.
Question mark iconWho owns the code, the data, and the documentation?
You do, from the first commit. Repositories sit in your accounts or transfer to them at handover, together with infrastructure definitions, the data model, and the runbooks. Nothing stays behind a Hygge login.
Question mark iconWhere is the team, and how do you handle time zones?
Engineers work from Europe with a daily overlap into US business hours. Standups, demos, and releases run inside that overlap, and anything outside it arrives as written updates you can read at your desk in the morning.

Start With the Problem, We Will Name the Service

Tell us what systems you run and what question you cannot answer today. You get a source inventory, a scope, and a price.

Tell Us What You Need Built

Tell Us What You Need Built

Describe the product, the problem, or the system that is holding you back. One paragraph is enough to start.

Get a First Consultation

Get a First Consultation

We review what you sent and name the service that fits, including the case where it is narrower than you expected.

Receive a Detailed Proposal

Receive a Detailed Proposal

A scoped plan with the approach, the timeline, and an exact price, produced by the audit, with the assumptions written down.