bluesBrackets - Embedded Systems & Bare Metal Programming Experts

End-to-End Embedded &

Full-Stack

IoT Apps
React UI

Delivering Efficient Embedded and Full-Stack Solutions for IoT Success

Achieving market-leading products in IoT or connected devices demands a partner who gets both the intricacies of bare metal programming and the broader business picture. At bluesBrackets, our team optimizes every layer.

Core Technologies for Embedded and Bare Metal Projects

STM32
NRF52
React

Optimized Bare Metal Programming for Performance and Compliance

Reduce costs and ensure product compliance with a full-stack approach—from robust C firmware for STM32 and NRF to user-friendly React dashboards. Future-proof your product with expertise in embedded and mobile development.

Truly appreciated

I'm overly excited about our project and the nice progress we're making. With this progess I feel quite convinced we'll complete the products in time. Thanks for your hard work and dedication. Truly appreciated 👍Egil B.A. - Hearing aid company

Reliable Partner

Based on our experience so far, we can assure that this is a reliable partner, making informed and appropriate decisions, and operating in accordance with the latest standards.Agnieszka K.Alloweat - a dietary startup

We Value Professional Relationships

We are happy to recommend working with Blues Brackets because we highly value their professional relationships and their ability to act responsibly, systematically, quickly, and accurately.Tomek R.NAOKKO - a furniture industry startup

Attention to Detail

With this letter, I would like to provide a reference for Blues Brackets for their diligent and committed work on projects that were completed with attention to the smallest details and admirable punctuality.Michał B.Codelab - software house

Seamless Embedded-to-Application Integration at Scale

Benefit from our unique combination of STM32, BLE, and React know-how. We build ecosystems where embedded devices, cloud, and modern UIs work together for business-critical applications.

Bare Metal Programming & Embedded Firmware

Accelerate product launch with reliable, ultra-efficient baremetal code. We specialize in bare metal C development for STM32, NRF52, and ESP platforms—reducing latency, boosting reliability, and enabling real-time features essential to today’s smart devices.

Custom BLE & IoT Solutions

Leverage expertise in Bluetooth Low Energy (BLE), NRF, and advanced connectivity stacks to launch innovative IoT products. Our experience spans medical, industrial, and consumer applications—ensuring seamless integration, compliance, and scalability.

UI/UX for Embedded Devices

Transform complex data into intuitive interfaces. We create responsive dashboards and device management apps using React, making embedded technology as user-friendly as any modern SaaS platform.

Full-Stack & Mobile Application Development

Go beyond the device—connect firmware to cloud and mobile. Our team delivers end-to-end solutions, including React Native mobile apps and robust Node.js or Spring Boot backends that power data collection, analytics, and remote control at scale.

Proven Bare Metal Programming Team

Bridge technical depth with business value. Our engineers have delivered mission-critical bare metal C firmware for safety-focused industries, ensuring optimal performance and regulatory readiness.

Cost-Effective European Delivery

Leverage Poland’s 50% cost advantage over Western Europe, without compromising on quality or compliance. CE/FCC-certified processes cut your time-to-market and reduce project risk.

How We Work: From Concept to Compliance

Discovery & Solution Architecture

We analyze your business goals, existing assets, and regulatory needs—defining clear requirements for firmware, UI/UX, cloud, and mobile components. This ensures alignment between technical builds and commercial objectives from day one.

Rapid Prototyping & Proof-of-Concept

Get early validation with working prototypes—whether bare metal C/Python firmware or interactive dashboards. Our iterative approach reduces project risk, enables stakeholder feedback, and speeds up development cycles.

Agile Development & QA

Our cross-functional teams deliver embedded, web, and mobile software in fast sprints, keeping you updated and in control. We follow CE/FCC standards, with automated testing for both firmware and user-facing apps to ensure market readiness.

Launch, Support & Feature Upgrades

Post-deployment, we provide technical support, monitoring, and iterative feature enhancements—ensuring your connected device, firmware, and applications remain secure and scalable for business growth.

Case Study

We increase efficiency and solve key business problems by creating advanced technological solutions tailored to your needs.

Student listening to a lecture using a device supporting hard of hearing children with BLE Audio

Embedded

BLE Audio for better learning access

We supported Audinor, a company developing innovative hearing aid technologies, in building a BLE Audio device for hard of hearing children. The solution helps improve classroom communication and equal access to education in schools and kindergartens through cutting-edge wireless audio transmission.

Jun 22, 2024 — 7 min read

View of the airport terminal with passenger check-in counters

Automation

App for managing tourist transport

We helped Mr. Shuttle, a professional tour operator, build an application for managing tourist and business transport services. The solution supports airport transfers, intercity routes, and day trips — improving logistics and client experience in the travel industry.

Nov 20, 2023 — 6 min read

What Is Bare Metal Programming & Why Does It Matter?

Bare metal programming means developing software that runs directly on hardware—without an operating system. For embedded systems like medical sensors, industrial controllers, or BLE-enabled devices, this ensures maximum speed, reliability, and security. bluesBrackets is fluent in bare metal C for STM32 and NRF, enabling resource-efficient solutions.

What is bare metal programming and where is it used?
Bare metal programming is software development that interacts directly with the hardware, without an operating system. It's essential for embedded systems where performance, security, and reliability are critical—such as IoT devices, sensors, and custom controllers.
Why is C preferred for bare metal development?
C offers direct hardware control, efficient memory usage, and minimal overhead—making it the standard for bare metal programming in commercial and industrial embedded solutions.
How do you ensure security and compliance in embedded products?
We follow best practices for encryption, secure boot, and CE/FCC standards, ensuring your embedded products are safe and ready for regulated markets.
Can bluesBrackets handle both firmware and application development?
Yes. Our team covers the entire stack—from bare metal STM32 and NRF firmware to React dashboards and mobile apps—ensuring seamless integration and faster delivery.
What is your project engagement model?
We offer flexible models: time & materials for evolving needs, or fixed-price milestones for well-defined projects. Every engagement starts with a strategy workshop tailored to your business objectives.

Ready to Unlock the Power of Bare Metal Programming?

Contact bluesBrackets to discuss how our expertise in embedded systems, BLE, and full-stack development can accelerate your next IoT or connected device project. We help businesses turn technical requirements into measurable ROI with proven teams and certified delivery.

At Blues Brackets we solve real business challenges with the latest and proven technology.

Let's talk

<mail>hello@bluesbrackets.com

<phone>+48 535 462 678

Let's meet

Kraków, PolandWrocław, PolandWarszawa, Poland

Contact

Blues Brackets sp. z o. o.NIP 8842824071REGON 527681035