Senior Firmware Developer

Fresh Consulting is a design‑led, software development and hardware engineering company, offering end‑to‑end digital services to help companies innovate. Title: Senior Firmware Developer Location: Hybrid – our offices are located in San José, Montes de Oca, San Pedro. You’ll be required to work onsite at least one day per week. Benefits: Medical plan, PTO, Sick Leave and Bereavement Leave, English classes, great culture and much more! Hours: Minimum 40 Hours/Week Responsibilities Will be the technical lead of a team of 4‑5 firmware developers that will be working on a test instrument device. Will be using and leading an Agile 2‑week sprint cadence. Will be using Linux development environment. Will be responsible for driving the team to deliver quality products. Will be interacting with the client on technical and delivery. Required Skills At least 10‑20 years experience in firmware development. Experienced technical lead of products that use ARM Cortex‑M class of processors. Experienced leading teams in the Agile development process. C/C++ Programming. Microcontroller Firmware Low‑Level programming, Register Manipulation and some lightweight digital signal processing (number representation, FPUs/DSP instructions, math). Capabilities in developing software modularly with abstractions – Establishing a good platform abstraction of the HAL. ARM Based Microcontrollers (Cortex‑M). Interpreting Schematics and technical reference manuals (Pinouts, etc). FreeRTOS Development (Knowledge of threading, synchronization, IPC, and other RTOS features). Interrupt Safe Design and Use of Synchronization Devices. Automated tests using Unit Tests, static analysis, etc. Experience with Standard Peripherals (UART, ADC, Timers, etc). Use of Benchtop Tools (Logic Analyzers, power supplies, Multimeters, scopes). Strong toolchain and debugger knowledge; ability to support numerous build targets with different toolchains. Python. Build System (Scons). Git, Github. Agile Software Development using Atlassian & GitHub. Software Development Life Cycle. Cloud based Development Environments using GitHub Actions, Docker, etc. Equal employment opportunity: All qualified persons will be considered for employment without regard to race, color, religion, sex, national origin, age, marital status, familial status, gender identity, sexual orientation, disability for which a reasonable accommodation can be made or any other status protected by law. Assistance will be gladly provided upon request for any applicant with sensory or non‑sensory disabilities. #J-18808-Ljbffr