Requirements:

1. Hands-On Linux Expertise: Deep understanding of Linux OS internals (kernel subsystems, module programming, system services, packaging DEB-based applications).

2. C++ Proficiency: 3–4 years of professional experience in modern C++ (11/14/17), including STL, concurrency, memory management, and performance tuning.

3. Computer Architecture: Strong grasp of CPU architecture, caching, memory hierarchy, and their impact on real-time performance.

4. Real-Time Systems: Proven experience building or optimizing hard/soft real-time or near-real-time systems; knowledge of RT patches or real-time scheduling a plus.

5. Signal Processing Foundations: Solid understanding of digital signal processing techniques, filter design, sampling theory, and noise reduction.

6. Software Fundamentals: Expertise in data structures, algorithms, multithreading, interprocess communication, and design patterns.

7. Agile Practices: Familiarity with Scrum/Kanban, user stories, continuous integration, and test-driven development.

 Roles and Responsibilities

• System Services Development: Architect, develop, package (DEB/APT), deploy, and maintain Linux system services and daemons that interface directly with our EEG hardware.

• Device Integration: Design and implement kernel modules, user-space drivers, and interfaces that enable high-throughput, low-latency data acquisition from EEG sensors.

• Real-Time Data Pipelines: Build and optimize high-frequency data capture, buffering, and streaming pipelines to support real-time signal processing.

• Tooling & Automation: Develop developer tools, test harnesses, and CI/CD pipelines tailored for embedded Linux devices.

• System Architecture: Collaborate with firmware, signal-processing, and frontend teams to define scalable architectures that meet stringent performance and reliability targets.

• Agile Execution: Participate in sprint planning, code reviews, pair programming, and retrospectives, continuously improving our agile processes.
  
  

Preferred Skills:

• Designs and builds scalable, maintainable systems with a strong focus on reliability and performance.

• Writes clean, modular code and leads code reviews to uphold engineering standards across the team.

• Thinks like a product owner, aligning technical decisions with user impact and business outcomes.

• Mentors peers, collaborates across functions, and communicates complex ideas clearly to any audience.

• Thrives in ambiguity, takes ownership end-to-end, and adapts quickly to shifting startup priorities.

Qualifications

• Bachelor’s or Master’s degree in computer science, information technology, or a related field.

• Certifications or related credentials on Linux fundamentals or related areas is a plus.

Since we are building the foundational team of Nexstem, We would like to extend an invitation for you to join our leadership team. We greatly value individuals who consistently go above and beyond their job descriptions to help us shape the future of Nexstem. At Nexstem, there are no limits when it comes to compensation and benefits for such exceptional contributors.

Job Location: Bengaluru

Responsibilities:

• Responsible for the design, development, and support of new and existing hardware products.

• Manage the design process from conceptual design, parts selection, design simulation, detailed design, and schematic capture, to PCB design rules creation.

• Coordinate with layout teams to ensure adherence to guidelines during PCB design and manufacturing.

• Lead prototype builds with contract manufacturers and manages product bring-up, debugging, and verification.

• Testing and Support

2. • Execute test protocols, document results, and provide feedback for improvement of existing products.

   • Support environmental testing and entry into production phases for hardware systems.

   • Provide on-site support for customer-related activities, including demos, training, installation, and troubleshooting field issues.

   • Cross-Department Collaboration

   • Collaborate with software, mechanical, and other departments as part of daily board design practices to maintain inter-departmental communication.

   • Work closely with the design and layout teams to support board layout, system bring-up, and verification.

   • Involved in customer-facing activities such as demos, installation, and field issue resolution.

   • Continuous Innovation

   • Be an integral part of the Hardware Design Team, driving new ideas for product development and offering feedback to improve existing systems.

Requirements:

1.Technical Expertise

• Proven experience in designing ultra-low-noise analog front-ends and precision analog circuits.

• Deep knowledge of mixed-signal system design, including both analog and digital subsystems.

• Strong understanding of electronic hardware, circuit theory, and electronic components such as MOSFETs, transistors, ADCs, DACs, filters, and feedback systems.

• Experience in power electronics, including power supply architecture design and regulation.

• Expertise in analog and digital circuit design, including microcontrollers and communication protocols like UART, SPI, I2C, I2S, CAN bus, RS232, Ethernet etc.

• Proficiency in PCB design tools (e.g., Altium) and high-speed schematic capture.

• Skilled in circuit simulation and modeling tools, including LTspice, TINA, MATLAB/Simulink, and PSpice.

• Hands-on experience with lab equipment such as multimeters, oscilloscopes, spectrum analyzers, power supplies, and protocol analyzers.

• Solid grasp of sensor interfaces, signal conditioning, and analog-to-digital conversion (ADC) techniques.

• Ability to read and interpret schematics, wiring diagrams, datasheets, and technical documentation.

2. Design and Testing Knowledge

• Experience with design-for-manufacturing (DFM) and design-for-testability (DFT) best practices.

• Skilled in signal quality verification (SNR, THD, CMRR) and data fidelity validation using precision instruments.

• Knowledge of EMC/EMI design practices, compliance testing, and certification standards such as IEC 60601-1 and medical-grade safety.

• Familiarity with product certification processes and working with EMC/Safety labs for regulatory readiness.

• Prior experience in environmental qualification, stress testing, and failure analysis (HALT/HASS is a plus).

• Ability to troubleshoot embedded systems, analyze test failures, and support documentation of layout/test procedures.

3. Communication and Collaboration

• Strong written and verbal communication skills with the ability to clearly convey design ideas and technical concepts.

• Effective collaboration with cross-functional teams (software, mechanical, layout engineers).

• Ability to work independently on complex hardware design tasks with minimal supervision.

Additional Skills:

• Knowledge of C programming is a plus.

• Experience with analog/digital video interfaces is an advantage.

• Prior work on wearable or portable electronics, particularly in human-interface systems like BCI (Brain-Computer Interfaces), is highly desirable.

Job Location: Bengaluru