LG CNS Vietnam
We are looking for a Senior C Language Developer to join our LG CNS Vietnam Build Center. You will be working on high-performance system-level development with deep integration into network protocols and testing environments. The ideal candidate is a strong C programmer with high-level understanding of networking, packet analysis, and testing frameworks.
Design, implement, and optimize software modules in pure C for embedded or system-level applications.
Develop and maintain network-related features, including TCP/UDP stack handling.
Analyze and debug network traffic using tools like TCPDump, Wireshark, etc.
Integrate and apply testing frameworks/tools to validate and ensure code stability and performance.
Work closely with global teams (Korea HQ) to gather requirements, align on architecture and deployment strategy.
Review and maintain high standards of code quality, documentation, and security.
Participate in performance tuning and issue resolution in production-like environments.
- Best remuneration: Periodically review and adjust salary once a year, PI bonus twice a. Allowances for lunch, transportation, and phone charges. Party with the team once a. Workshop travel for the whole company once a year. Bonuses/Gifts for holidays, International Labor Day, International Women's Day, etc.
- High-class, modern office: 5-star standard office with modern equipment, large rest and entertainment areas (game area, karaoke room, reading room, cafe counter, snack bar, etc.) Meet all members' needs, especially the office has an airy and beautiful view that is among the most beautiful in Hanoi.
- Top equipment: Each employee is equipped with the latest generation LG Gram laptop and modern large LG screen.
- Best working time: Work 8 hours/day (8:00 ~ 17:00), from Monday to Friday. No pressure to work overtime/weekends!
- Flexible, youthful working style: LG CNS Vietnam members are mostly from the 9-10x generation, with a youthful, modern, and fair working style!
- Creative environment, valuing individual opinions: With a young and talented team, we always appreciate the creativity and suggestions that members make.
- Opportunities to work/study in Korea and abroad: With customers and projects mostly from abroad, your opportunities for training and onsite abroad will always be open!
- Other: Happy hours every Friday, Team outing monthly, join clubs like football, badminton, etc...
[Required]
Bachelor’s degree or higher in Computer Science, Software Engineering, or related field.
5+ years of experience in C programming in Linux/Unix environments.
Strong experience in network programming, including TCP/IP, UDP, socket programming.
High-level understanding of TCPDump, Wireshark, and general packet analysis techniques.
Experience with unit testing frameworks (e.g. CMocka, Unity) or custom test environments.
Good debugging skills using GDB, Valgrind, or similar tools.
Familiarity with multi-threaded programming, memory management, and performance optimization.
Effective communication skills in English (Korean is a plus).
Opportunity
Location
Hiring Process
English
Speaking: Intermediate - Reading: Intermediate - Writing: Intermediate
Korean
Speaking: Intermediate - Reading: Intermediate - Writing: Intermediate
LG CNS is leading customer business innovation with great agility by combining promising domestic and foreign DX technology such as AI, Data, and Cloud with IT service expertise accumulated over 30 years in software development, architecture, and infrastructure.
With our vision ‘Digital Growth Partner’, we are expanding the basis for providing new customer value.
We are actively developing talents for new digital technologies such as AI, Data, Cloud, IoT, and Blockchain technology, and creating an open ecosystem with major domestic and foreign technology companies.
Furthermore, through industry-specific solutions including smart logistics, smart city, and smart factory, the connection of concentrated industrial knowledge and digital technology capabilities, and new technology-specific solutions, we are positioning ourselves as a DX pioneer that leads digital innovation of customers.
LG CNS pursues trust and mutual growth by exploring our customer’s needs and values at the deepest level to provide them with new DX experiences.
