Senior+ Embedded/Firmware Engineer

Responsibilities

Work on firmware powering tons of devices inside and outside people's homes

Optimized C/C++ firmware for ESP-based systems

Real-time audio pipelines with low-latency capture and playback

Reliable OTA update systems for thousands -> millions of devices already in the wild

Peripheral integrations across displays, printers, and sensors

Memory and power optimizations that squeeze every bit of performance

Production-ready firmware built for manufacturing scale

You'll own the entire firmware stack, influence hardware decisions from the ground up, and help build tech that feels magical and meaningful — while solving real embedded systems challenges

Benefits

Flexible on working from home, with the team in the Brooklyn office the majority of the week.

Hapiko develops AI-powered consumer software products that enhance digital experiences for users.

New York, New York, USA

https://hapiko.com

Total Funding

unknown

2026-08-17

Acquired

Recent News

Venture Capital

Spin Master Acquires Hapiko Inc. to Redefine Creative Play for Kids

2026-08-20

Pulse 2.0

Spin Master To Acquire Hapiko After AI-Powered Stickerbox Sells Out 13 Times

2026-08-18

PR Newswire

Spin Master to Acquire Creative Play Technology Company, Hapiko Inc.

Company data provided by

AI Tools

Customize Your Resume

Maximize your interview chances

Build Cover Letter

Make your application stand out

Analyze How Well You Fit

Understand your strength & weakness

Qualifications

5+ years building embedded systems with strong C++ skills

Deep experience with the ESP platform and toolchain

Hands-on audio data handling via I2S or PDM

Comfort with hardware debugging tools like oscilloscopes and logic analyzers

Track record shipping firmware for memory-constrained, low-power environments

Experience integrating peripherals via SPI, UART, GPIO

Experience shipping consumer electronics or high-volume hardware

Worked with FreeRTOS and task scheduling

Applied basic audio DSP techniques like filtering and gain control

Built firmware for manufacturing test and factory workflows

Written Python scripts for tooling or test automation

Required skills

C++, C, ESP-IDF, FreeRTOS, Embedded Firmware, I2S, PDM, SPI, UART, GPIO, Audio DSP, Python

Experience

5+ years