Lead and mentor mobile dev teams (iOS, Android) to build innovative apps integrated with smart helmets. Drive architecture, strategy, cross-functional collaboration, and delivery of secure, scalable, high-performance mobile solutions
Lead multi-disciplinary teams to develop smart devices integrating sensors, ML, mechatronics, and embedded systems. Drive innovation, strategy, product development, and ensure quality, compliance, and business alignment.
https://quintessential.keka.com/careers/
https://quintessential.keka.com/careers/
https://quintessential.keka.com/careers/
https://quintessential.keka.com/careers/
https://drive.google.com/file/d/17hF_hahI3sz8cqMDH_lwc_rrU-mijhGg/view?usp=drive_link https://quintessential.keka.com/careers/jobdetails/60108
UI/UX Designer Job Description We are seeking a talented and motivated UI/UX Designer (Mid-level) to join our growing product team. The ideal candidate will have hands-on experience in crafting intuitive, user-friendly digital experiences across mobile and web platforms. You will collaborate closely with designers, product managers, and developers to deliver designs that not only look great but also solve real user problems. This role is perfect for someone who enjoys ownership of design projects, thrives in a collaborative environment, and is eager to continue learning and growing in the field of UI/UX. Key Responsibilities Collaborate with product managers and senior designers to understand business goals and user needs. Create personas, user flows, and journey maps to guide product design. Design wireframes, interactive prototypes, and high-fidelity visuals for mobile (iOS/Android) and web. Ensure responsive, accessible, and device-optimized designs. Follow and contribute to the existing design system; identify areas for enhancement. Present design solutions and articulate design rationale to stakeholders. Partner with developers for smooth hand-off and implementation. Participate in iterative testing and incorporate feedback to refine designs. Demonstrate capability to prototype interactions and user flows at varying fidelity (low to high), suitable for usability testing and developer handoff. Good to have : Create small animations and interaction design animations to enhance micro-interactions and user delight. Join us if you have Experience with agile processes Grit and optimism to tackle challenges when things don't go according to plan Real attention to detail and passion for excellence that makes them obsess over every pixel in every design, no matter how small. Common sense and critical thinking that makes sure little things don't get missed, that details are thought through, that designs speak for themselves because they are thought through Desire to be a part of something bigger. This isn't a normal day job. You'll succeed if you're ambitious, and excited to build something that matters. Qualifications Education Bachelor’s degree in Design, Human-Computer Interaction, or related field (or equivalent practical experience). Experience 2–4 years of professional experience as a UI/UX Designer. Portfolio demonstrating strong UI/UX design skills for mobile and web platforms. Skills Proficiency in modern design and prototyping tools (Figma preferred, Sketch, Adobe XD, or similar, Adobe Essentials). Solid understanding of responsive design and mobile-first principles. Awareness of accessibility best practices and user-centered design. Strong visual design sense, with an eye for typography, layout, and color. Basic knowledge of HTML/CSS is a plus. Excellent communication, collaboration, and problem-solving skills. What We Offer Opportunity to work on cutting-edge technology that directly impacts rider safety and lives. A collaborative and innovative environment where your ideas are valued. Growth opportunities with mentorship from senior designers and cross-functional exposure. Competitive compensation and benefits.
About Quin Quin is redefining smart safety with real-time event detection and data-driven response systems that save lives. We embed our proprietary technology into helmets and wearables through B2B partnerships with global brands. With a strong foothold in motorcycling and a strategic focus on Cycling and Industrial Safety, our technology is already trusted by top names across the U.S. and Europe. We’re a fast-moving, purpose-driven team building industry-leading technology that brings intelligence into safety gear. If you’re ready to take ownership end-to-end design and development of complex PCB —this is your opportunity. About The Role We are seeking a driven and detail-oriented Hardware Engineer with 3 to 5 years of industry experience to play a key role in the design, development, and validation of our next-generation electronic systems. This role requires a deep understanding of board-level design and a solid grasp of system architecture. You’ll work closely with cross-functional teams to lead technical efforts from concept through production. Key Responsibilities Own the end-to-end design and development of complex multi-layer PCBs for embedded systems, including schematic capture, layout review, and component selection. Analog and digital circuit design expertise, including interfaces (SPI, I2C, UART, USB, etc.). Drive hardware bring-up, debugging, and validation using lab equipment (oscilloscopes, logic analyzers, etc.). Collaborate closely with firmware, mechanical, and manufacturing teams to ensure robust system integration. Optimize system performance for power and signal integrity across multiple form factors. Support design reviews and help define hardware architecture for new product lines. Interact with vendors and CM partners to manage BOMs, prototypes, and pre-production builds. Contribute to documentation, test plans, and design validation processes to ensure long-term reliability and scalability. Experience with BLE, BLE Mesh and Wi-Fi hardware design. Solid understanding of power electronics (DC-DC converters, battery management). Strong debugging skills using lab instruments. Required Qualifications B.Tech. or M.S. in Electronics Engineering or related field. 3–5 years of experience in hardware development, with proven exposure to full product development cycles. Strong experience with board-level design (schematics, layout, and BOM ownership). Hands-on experience with common lab/debug tools (oscilloscope, DMM, logic analyzer, etc.). Solid understanding of signal integrity, power delivery, EMI/EMC considerations, and DFM. Familiarity with high-speed digital design, power supply design, or RF fundamentals is a strong plus. Comfortable working independently and influencing design decisions across teams. Preferred Qualifications Experience designing for production-scale hardware at consumer or industrial grade. Exposure to compliance testing (FCC, CE, etc.). Knowledge of hardware/firmware interface debugging. Proficiency in design tools such as Altium or Cadence Allegro Exposure to wireless SoCs and embedded system design.
About Quin Quin is redefining smart safety with real-time event detection and data-driven response systems that save lives. We embed our proprietary technology into helmets and wearables through B2B partnerships with global brands. With a strong foothold in motorcycling and a strategic focus on Cycling and Industrial Safety, our technology is already trusted by top names across the U.S. and Europe. We’re a fast-moving, purpose-driven team building industry-leading technology that brings intelligence into safety gear. About The Role We’re looking for a hands-on Machine Learning Engineer with 3–5 years of experience to join our growing R&D team. You’ll play a critical role in developing and optimizing models that analyze real-time sensor data to extract meaningful patterns, trends, and insights. Your work will directly impact core product features used in real-world applications. This role requires strong data intuition, experience with time-series or sensor-based data, and a desire to build robust and scalable ML systems. You’ll collaborate with hardware, software, and domain experts to bring end-to-end solutions to life. Key Responsibilities Analyze and model real-time sensor data to detect events, classify patterns, and predict behaviors. Develop and fine-tune ML models for time-series data using supervised and unsupervised techniques. Work on feature engineering pipelines that include signal processing, data normalization, and transformation. Collaborate with cross-functional teams (e.g., hardware, firmware, mechanical) to understand data sources and context. Contribute to the deployment of ML models in real-time systems, ensuring performance and reliability. Design experiments, perform exploratory data analysis, and evaluate model accuracy and robustness. Communicate insights and findings to both technical and non-technical stakeholders. Basic Qualifications B.Tech. or M.S. in Computer Science, Data Science, or a related field. 3–5 years of experience working on machine learning, data science, or applied AI projects. Proficiency in Python and common ML/data libraries (e.g., scikit-learn, Pandas, NumPy, TensorFlow/PyTorch). Solid experience working with real-time or time-series data from sensors (IMUs, force sensors, accelerometers, etc.). Strong understanding of pattern recognition and statistical modeling techniques. Familiarity with digital signal processing techniques such as filtering, FFTs, and feature extraction. Preferred Qualifications Understanding of kinematics and biomechanical data analysis. Prior experience in gait analysis, movement science, or human activity recognition is a strong plus. Knowledge of sensor fusion and multi-modal data integration. Experience deploying models in production or on embedded systems. Familiarity with tools like MATLAB, SciPy, or OpenSim is helpful.
About Quin Quin is redefining smart safety with real-time event detection and data-driven response systems that save lives. We embed our proprietary technology into helmets and wearables through B2B partnerships with global brands. With a strong foothold in motorcycling and a strategic focus on Cycling and Industrial Safety , our technology is already trusted by top names across the U.S. and Europe. We’re a fast-moving, purpose-driven team building industry-leading technology that brings intelligence into safety gear. About The Role We’re looking for a Firmware / Embedded Systems Engineer with 3 to 5 years of hands-on experience in embedded development to support the design and optimization of cutting-edge low-power, sensor-driven wireless devices. In this role, you’ll be working on performance-critical systems involving BLE connectivity, real-time data processing, and custom hardware integrations. This is a great opportunity for an engineer who enjoys digging deep into firmware performance, power optimization, and working across the entire embedded stack—from board bring-up to wireless protocols and sensor data management. Key Responsibilities Develop, test, and maintain embedded firmware for custom hardware platforms, with a strong focus on BLE-based communication systems. Integrate and optimize sensors such as IMUs, accelerometers (digital and analog), and other low-power peripherals. Work with flash file systems, bootloaders, and memory management strategies for efficient data handling. Drive power optimization efforts across firmware, including deep sleep modes, peripheral management, and runtime tuning. Contribute to antenna and RF performance optimization in collaboration with hardware and RF teams. Support synchronized data collection across multiple devices for real-time streaming and data logging applications. Collaborate with cross-functional teams including hardware, app, and data science to deliver seamless end-to-end product functionality. Basic Qualifications B.Tech. or M.S. in Electronics Engineering, Embedded Engineering, or related discipline. 3–5 years of experience developing embedded firmware in C/C++ for ARM Cortex-M or similar microcontrollers. Proven experience with Bluetooth Low Energy (BLE) stacks and custom BLE services/profiles. Experience with IMUs, accelerometers, and integrating sensor data into real-time applications. Familiarity with flash memory, embedded file systems, and bootloaders. Strong debugging skills using tools like JTAG/SWD, oscilloscopes, logic analyzers, and protocol sniffers. Preferred Qualifications Experience with Nordic Semiconductor devices and the nRF Connect SDK (NCS). Knowledge of low-power design principles and techniques for battery-operated devices. Background in RF/antenna tuning and wireless performance testing. Understanding of BLE live streaming, synchronized data collection, and time-stamping accuracy across devices. Familiarity with protocols like Find My, ANT+, or other proprietary wireless standards is a strong plus. Exposure to both digital and analog accelerometers and their trade-offs in embedded systems.