Contact Berylstack Technologies Private Limited
Get a real-time quoteEmbedded Design & Making, Telecom eSIM, AI/ML Apps
Berylstack is a global custom software development, custom hardware design & development company specializing in enterprise-grade application development, firmware development, hardware design and manufacturing (through partner firms) and in delivering "design to ready-to-sell devices".
Berylstack provides solutions for enterprises with their combined domain-specific knowledge and broad technological expertise.
Core functional domain expertise:
- Telecom Provisioning - Remote SIM provisioning (eSIM), EAP (Extensible Authentication Protocol) authentication, Entitlement Management
- Firmware for medical devices
- Firmware, cryptography for access control devices
- AI driven audio analytics for speaker diarization, voice profiling and demography identification
Technology expertise:
- Embedded solutions - Firmware development on Nordic Semiconductor nRF52832, nRF52840 , nRF53, nRF54, nRF54LM20B and nRF91 series etc., NXP and ST Microelectronics boards
- IoT - Remote SIM Provisioning using 3GPP, GSMA specification implementations, custom applet development
- Connectivity Solutions for embedded devices with Wi-Fi, Bluetooth and NFC (ISO/IEC 7816, ISO/IEC 14443 compliant implementations)
- Javacard Applets Development for Secure Elements (eUICC)
- AI Expertise:
- Application development using PyTorch, TensorFlow, python libraries
- CUDA Programming
- "AI Model Architecture to App" - We take AI Model Architectures written in research papers and convert that to app
- Text and Audio data preparation for training and testing, benchmarking
- Local LLM based App development, Cloud deployments
- AI Agents development
- Data Preparation, Benchmarking, Fine tuning, Quantization of AI models for improving performance, accuracy and to reduce memory utilization
- App Development for Web and Mobile with microservices architecture, CI/CD pipeline and Cloud deployments
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Min project size
$25,000+
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Hourly rate
$50 - $99 / hr
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Employees
10 - 49
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Locations
Chennai, India
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Year founded
Founded 2025
2 Locations
- Chennai , India
- Sathamangalam , India
Service Lines
- IoT Development
- 30%
- AI Development
- 20%
Select Focus Area
- AI Expertise
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- Machine Learning
- 15%
- Computer Vision
- 10%
- Application Platforms
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- Linux server
- 60%
- Amazon Application Development Framework
- 10%
- Azure Platform
- 10%
- Windows server
- 10%
Industries
- Telecommunications
- 50%
- Financial services
- 20%
- Medical
- 20%
- Other industries
- 10%
Clients
- Enterprise (>$1B)
- 50%
- Midmarket ($10M - $1B)
- 40%
- Small Business (<$10M)
- 10%
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Our Story
Our Engineering team is a select set of expertise. We have M.Sc., Physics and Maths graduates for doing researches on audio characteristics and AI architectures. We have engineers with Electrical, Electronics, Civil, Mechanical and Computer Science majors to apply multi disciplinary knowledge to the solutions we build.
What Sets Us Apart
Curious to innovate
Our team can build solutions applying experiences from collective multi-disciplinary knowledge. Collective skills enables us to do deep research and apply the learning for business values. Our culture is centered on learning, experimenting and evolving to produce right solutions.Locations (2)
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