Sr. Software Engineer; Backend
Job in
San Francisco, San Francisco County, California, 94199, USA
Listed on 2026-03-01
Listing for:
Tessell
Full Time
position Listed on 2026-03-01
Job specializations:
-
Software Development
Software Engineer, C++ Developer, Backend Developer, Java Developer
Job Description & How to Apply Below
About the Role
We are looking for a passionate and motivated Junior Systems Programmer who has a strong foundation in computer science and is eager to work with operating systems, low-level programming, and cross-platform development. You'll have the opportunity to work on systems software for Unix, Linux, and Windows environments using languages like C, Java, and Go under the mentorship of senior engineers.
Key Responsibilities- Assist in writing and maintaining system-level code for Unix, Linux, and Windows platforms
- Work on backend components, tools, and utilities using C, Java, and Go
- Collaborate with senior engineers to understand and contribute to OS-level integrations and optimizations
- Learn and apply best practices in systems programming and performance tuning
- Debug and resolve issues related to process control, memory management, and file system behavior
- Write clear technical documentation and participate in code reviews
- Bachelor’s degree in Computer Science, Computer Engineering, or related field (or in final year of studies)
- 8+ years of hands‑on experience in backend or systems programming, with a strong focus on operating system internals.
- A profound understanding of operating system fundamentals (processes, memory, threading, I/O, etc.)
- Hands‑on experience or strong academic exposure to C, Java, and/or Go
- Basic knowledge of system calls, file systems, or OS‑level networking
- Familiarity with Linux/Unix shell environments and tools
- Eagerness to learn low-level programming and work closely to the OS
- Personal or academic projects involving system‑level programming
- Experience using gdb, strace, or similar debugging/profiling tools
- Exposure to open‑source contributions or internships in systems development
- Understanding of cross‑platform development considerations
- Learn from experienced systems engineers and work on real‑world infrastructure projects
- Develop skills in performance‑critical, low‑level, and cross‑platform software development
- Supportive, growth‑focused team culture with hands‑on mentoring
- Flexible working environment and meaningful technical challenges
- Build a strong foundation in systems programming with exposure to modern tooling and practices
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