Custom Software Development & Engineering

Custom Software Development & Engineering

Custom software development, API design, and technical consulting. From architecture through code reviews to go-live: pragmatic and quality-driven.

Your Benefits

Less Tech Debt

Systematic reduction instead of starting over: lower maintenance costs, faster releases.

Quality from Day One

Tests, CI/CD, and reviews are part of the process, not an afterthought.

Team Enablement

Pairing and knowledge transfer instead of a black box: your team can evolve the system.

Pragmatic Decisions

Technology chosen by context and business impact, not by trend.

Our Services

Custom Development

Tailored software solutions: from web apps and APIs to complex backend systems.

API Design & Integration

RESTful and GraphQL APIs, microservice architectures, and clean integration into existing system landscapes.

Code Reviews & Audits

Systematic analysis of existing codebases: quality, security, performance, and maintainability.

Technical Consulting

Architecture decisions, technology evaluation, and hands-on support for your development team.

Packages & Pricing

Architecture Review

Recommended Entry

from €2,500

1–2 days + report

  • Codebase & architecture analysis
  • Tech-debt map with priorities
  • Concrete modernization roadmap
  • Team debrief with Q&A
Request a workshop

Modernization Pilot

on request Priced by scope

  • A bounded part of the system modernized
  • CI/CD pipeline established
  • Tests & observability retrofitted
  • Patterns for the rest of the system
Discuss a pilot

Development & Modernization

on request Priced by scope

  • Custom development end-to-end
  • API design & integration
  • Quality assurance & reviews
  • Knowledge transfer to your team
Discuss your project

Every project starts with a free intro call.

Our Process

Every commit takes the same path: build, test, production. Security checks at three gates instead of being bolted on at the end.

01

Review

Analysis of codebase, architecture, and processes.

02

Architecture

Target picture, roadmap, and prioritization by risk.

03

Implementation

Iterative delivery with tests, CI/CD, and reviews.

04

Handover

Knowledge transfer, documentation, and enablement of your team.

git Build Test Prod ✓ Code review & SAST Dependency scan Policy gate & DAST Every commit clears three security gates before it reaches production. After that: runtime monitoring.

Technologies

Backend

Java (Spring Boot)Python (FastAPI, Django)Node.jsTypeScriptGo.NET

Frontend

ReactVue.jsAstroNext.jsTailwind CSSSvelte

Data & APIs

PostgreSQLMongoDBRedisGraphQLRESTgRPC

DevOps & Testing

GitLab CI/CDDockerKubernetesTerraformVitestPlaywright

Typical Scenarios

Legacy Modernization

Goal:

Modernize outdated codebases and unify fragmented systems: for lower maintenance costs and faster feature delivery.

Challenge:

Old architectures, inconsistent code quality, and missing automation slow down release cycles and create technical debt.

Our approach:

Phased modernization with a clear strategy: from Strangler Fig pattern to API layers to full rewrites, context-dependent.

CI/CD & Release Engineering

Goal:

Faster feedback loops and predictable releases for continuous innovation.

Challenge:

Manual testing, fragmented tools, and slow deployment pipelines make iterations risky and delay time-to-market.

Our approach:

Automated build-test-deploy pipelines, feature flags, and canary releases: for safe, fast delivery.

Scalable Architecture

Goal:

Build reliable, secure applications that scale without increasing operational overhead.

Challenge:

Inconsistent dev environments, missing observability, and limited DevOps integration hinder stability.

Our approach:

Cloud-native architecture with container orchestration, Infrastructure as Code, and centralized monitoring.

Custom software development: the guide

When custom software instead of off-the-shelf?

Off-the-shelf software wins when your process matches the standard. Custom software development wins when the process is your competitive advantage: pricing logic no configurator can express, integrations between systems the vendor never anticipated, a customer portal that should feel like your company. A second trigger is growing license and customization costs that over the years exceed the cost of a dedicated solution. We advise honestly in both directions, even when the answer is to buy rather than build.

Software development for the mid-market: our quality standard

Custom software has to outlive the project that created it. That is why automated tests, CI/CD, and code reviews are part of our approach rather than a downstream phase. Architecture decisions are documented so they remain traceable in three years. And handover is planned from the start: pairing with your team, understandable documentation, no black box. The benchmark is a system your team can evolve without us, even though we are happy to stay on board.

What does custom software development cost?

There are no serious flat rates for custom software, but there is a predictable entry point: the architecture review starting at 2,500 euros delivers a tech-debt map and a roadmap with effort estimates. The modernization pilot then takes a bounded part of the system to production and provides the pattern for the rest. Only with that knowledge do reliable project prices emerge. What we do not do: quote numbers before we understand the scope.

On-site in Munich, remote across the DACH region

EverBright IT is based in Unterföhring near Munich. We are happy to run workshops, architecture reviews, and kickoffs on-site at your place or ours; ongoing development works just as reliably remotely, with daily visibility through the repository, the board, and short syncs. This is how we work with companies in Munich and Bavaria as well as across the entire DACH region, without travel costs weighing on the project budget.

Frequently Asked Questions

When is an architecture review worth it?

When releases slow down, bugs pile up, or larger investments are ahead. The result is a prioritized tech-debt map with a concrete roadmap: from €2,500.

What does custom software development cost?

The predictable entry point is the architecture review starting at 2,500 euros: it delivers a tech-debt map and a roadmap with effort estimates. We quote project prices only afterwards, once the scope is understood. Anything else would be guesswork corrected expensively later.

Rewrite or incremental modernization?

Usually incremental: e.g. via the Strangler Fig pattern or API layers. A full rewrite is rarely the most economical option; we decide based on risk and business impact.

More on managing tech debt in the blog →
Do you work with our existing team?

Yes, preferably: pairing, reviews, and knowledge transfer are part of how we work. We do not leave a black box behind, but a team that can evolve the system.

Which technologies do you use?

Java/Spring Boot, Python, TypeScript/Node.js, Go, and .NET on the backend; React, Vue, and Astro on the frontend. The choice follows context, not hype.

How do you ensure quality?

Automated tests, CI/CD, code reviews, and observability from day one. For us, quality is a process, not a downstream phase.

The People Behind It

Martin-Jan Sklorz

Martin-Jan Sklorz

CTO · Software Architecture, Cloud & AI Engineering

Software ArchitectureAPI DesignBackend DevelopmentMicroservices
Sergej Bardin

Sergej Bardin

CEO · AI Strategy & IT Consulting

AI StrategyMCPRAGMulti-Cloud

Further Reading

Discuss your project?

Let's find out how we can help in a free initial consultation.