Boundlayer
Senior-level technical partner

Senior Engineering Partner for SaaS, Fintech, AI Automation and Cloud Projects

We help startups and growing companies build scalable backend systems, AI-powered internal tools, MVPs, cloud infrastructure, and integrations — without hiring a full in-house engineering team.

Typical project size: $10k–$100k

system-architecture

User App

Web / Mobile

01

API Gateway

REST / GraphQL

02

Backend Services

Node.js / Python

03

Database

PostgreSQL / Redis

04

integrations

AI AutomationCRM / ERP / PaymentsAWS / Monitoring
uptime 99.98%p95 · 84ms

Trusted approach for teams building on

AWSKubernetesPostgreSQLNode.jsOpenAITerraform
The problem

Building a product is not only about writing code

Many companies struggle with poor architecture, slow delivery, unreliable contractors, cloud issues, unstable integrations, and legacy systems that are hard to maintain.

Your product idea needs a reliable MVP

Your current backend is slow or hard to scale

Your team needs senior technical support

Your business processes still rely on manual work

Your cloud infrastructure is expensive or unstable

Your legacy system blocks business growth

The solution

A technical partner, not just another freelancer

We combine backend engineering, cloud architecture, DevOps, AI automation, and product thinking to deliver systems that are reliable, maintainable, and aligned with business goals.

Senior-level engineering
Business-focused approach
Clear communication
Scalable architecture
Transparent process
Fast MVP delivery
Long-term technical support
Experience with fintech, SaaS, cloud and automation
Services

What we build and operate

Four to six core engineering directions — each delivered by senior engineers who own architecture, delivery, and long-term reliability.

MVP Development

Launch your MVP in 6–10 weeks with a senior engineering team that understands architecture, integrations, scalability, and business priorities.

  • Launch in 6–10 weeks
  • Backend + frontend + integrations
  • Thoughtful architecture
  • Ready to scale after launch

AI Automation & Internal Tools

We build AI-powered tools that reduce manual work, automate business processes, and integrate with your existing systems.

  • Document processing & AI assistants
  • Email / support automation
  • CRM / ERP integrations
  • RAG / knowledge base systems

Backend Development

We design and build backend systems that are secure, scalable, maintainable, and ready for real business load.

  • Node.js / NestJS / Python
  • PostgreSQL, Redis, Kafka / RabbitMQ
  • REST / GraphQL & microservices
  • Auth & payment integrations

Cloud & DevOps

We help companies deploy, monitor, scale, and optimize cloud infrastructure with a strong focus on reliability and cost control.

  • AWS / DigitalOcean / Hetzner
  • Docker, Kubernetes, Terraform
  • CI/CD, monitoring, logging
  • Security & cost optimization

Legacy Modernization

We help companies modernize legacy systems without risky rewrites, focusing on stability, performance, and gradual improvements.

  • Legacy code audit & refactoring
  • Performance optimization
  • Migration to cloud
  • Gradual migration, no downtime

Technical Audit / Architecture Review

Get a senior-level technical audit of your product, infrastructure, or backend architecture before investing in a full development project.

  • Backend / cloud / architecture audit
  • Performance & security review
  • Infrastructure review
  • Optimization roadmap for 1–3 months

Not sure which service fits your project?

Start with a free technical consultation — we'll point you in the right direction.

Book a Free Consultation
Process

A clear, transparent process

From first call to launch and long-term support.

  1. 1

    Discovery Call

    We discuss your business goals, current challenges, timeline, budget, and expected outcome.

  2. 2

    Technical Review

    We analyze your product, architecture, integrations, infrastructure, or project requirements.

  3. 3

    Proposal & Roadmap

    You receive a clear technical proposal, estimated budget, timeline, and delivery plan.

  4. 4

    Development

    We build, test, deploy, and iterate with regular communication and progress updates.

  5. 5

    Launch & Support

    We help you launch, monitor, optimize, and continue improving the product after release.

Selected experience

Trusted with complex software systems

Clear Challenge → Solution → Result, with the real stack behind each project. No invented client logos.

Fintech company

Fintech Backend Modernization

Challenge
Legacy backend and performance issues under growing transaction volume.
Solution
Architecture review, database optimization, and staged cloud improvements.
Result
Improved reliability and prepared the system for higher transaction load.
Node.jsPostgreSQLAWSRedis
SaaS / early-stage startup

SaaS MVP for an Analytics Startup

Challenge
Founders needed a production-ready MVP fast, without a full in-house team.
Solution
End-to-end MVP: backend, dashboard, billing, and third-party integrations.
Result
Launched in 9 weeks; architecture ready to scale after first customers.
NestJSNext.jsPostgreSQLStripe
Internal platform / B2B

AI Support Automation

Challenge
Support team overloaded with repetitive tickets and manual document handling.
Solution
RAG knowledge base and AI assistant integrated into the existing CRM.
Result
Reduced manual work and response time on repetitive requests.
PythonOpenAI APILangChainVector DB

Some client details are confidential due to NDA.

Technology stack

Grouped, deliberate, production-grade

Technologies shown as clean groups — not a chaotic wall of logos.

Backend

Node.jsNestJSPythonTypeScriptPostgreSQLRedisKafkaRabbitMQ

Cloud & DevOps

AWSDigitalOceanHetznerDockerKubernetesTerraformGitLab CI/CD

AI & Automation

OpenAI APIClaude APIDeepSeek APILangChainVector databasesRAG systemsn8n

Frontend & Monitoring

ReactNext.jsTailwind CSSGrafanaPrometheusSentry
Why us

Why companies work with us

Senior-level technical expertise
Experience with complex backend and cloud systems
Strong understanding of business priorities
Transparent communication
Architecture-first approach
Ability to work with existing teams
Flexible engagement model
Focus on long-term reliability, not quick hacks
Engagement models

Clear ways to start working together

Pricing-style options for projects between $10k and $100k. Final cost depends on scope — these are starting points, not a cheap price list.

Technical Audit

from $2k–$5k

For companies that want to understand the problems first.

Discuss Your Project
Most popular

MVP / Fixed Scope Project

from $10k–$60k

For startups and new products.

Discuss Your Project

Dedicated Engineering Support

monthly retainer

For companies that need ongoing senior engineering support.

Discuss Your Project

Legacy / Cloud Modernization

from $15k–$100k

For companies with an existing system.

Discuss Your Project
FAQ

Answers before you reach out

Common questions from founders, CTOs, and product owners.

Yes. We help startups build MVPs, validate product ideas, and create scalable technical foundations.

Most projects start from $10,000 and can range up to $100,000 depending on scope, complexity, and timeline.

Yes. We can work as an external technical partner, support your in-house team, or take ownership of a specific part of the project.

Yes. We can sign an NDA before discussing confidential details.

Yes. We can audit, refactor, optimize, migrate, or gradually rebuild legacy systems.

Yes. We can support, monitor, maintain, and improve the product after launch.

Free consultation

Get a Free 30-Minute Technical Consultation

Share a few details about your project and we'll get back to you within 48 hours with a clear next step.

  • No sales pressure — a senior engineer, not a sales rep
  • Clear next step within 48 hours
  • We can sign an NDA before we talk

By submitting, you agree to be contacted about your request. We respect your privacy and can sign an NDA on request.

Need a reliable technical partner for your next project?

Let's discuss your product, backend, cloud infrastructure, or automation idea and define the best way to move forward.