POSTED AT 19/04/2025 17:48:59
Backend Developer (Golang/Python)
Department
Trung tâm Sản Phẩm
Location
Hanoi
Employment type
Full-time
Work experience
Experienced, Senior, Specialist
End date
Application until 31/12/2026
Technology
Overview
Viettel Cyber Security (VCS) is a leading cyber security firm, dedicated to protecting digital infrastructures worldwide while conducting in depth research and analysis for security solutions.
Leveraging 100% in house development, VCS offers a comprehensive range of cutting-edge cyber security solutions, protecting governments, financial institutions, large corporations and SMEs against sophisticated cyber threats in the digital age.
VCS is
internationally recognized for its Champion titles at Pwn2Own 2023 & 2024, consistent Top 5 global rankings, the discovery of400+ zero-day vulnerabilities, and multiple prestigious honors, including
Gold – Best Cyber Security Company in Asia.
Responsibilities
- Research and develop software products in the field of Cybersecurity (implementing monitoring and attack detection; managing IS for organizations/enterprises)
- Work with the software development team to receive, analyze, and create new designs/architectures aimed at scale and performance
- Implement performance-oriented architectural optimizations for large systems
- Research and apply new technologies in product development (microservices, cloud-native, CI/CD)
- Work according to the Agile-Scrum model
- Opportunity to participate in solving new and complex problems such as: Scalable, High-performance, Real-time Processing,…
Qualifications
- At least 3 years of Backend development experience with hands-on and deep knowledge of Golang, Python, NodeJS, Java, C#
- Knowledge of OOP, Microservices, Design Patterns, and system design
- Experience in system optimization or participation in large-scale projects with a significant user base. Familiarity with Database technologies (SQL, NoSQL), Redis, Message Queues (Kafka, RabbitMQ), and DevOps tools (Docker, Docker Compose, K8s)
- Ability to write clean & maintainable code, focusing on performance, reusability, and understandability with unit tests
- Clear orientation, willingness to learn new things, and passion for the product
- Good logical thinking and problem-solving skills, quick to grasp new technologies
- Basic understanding of the customers being served
- Bachelor’s degree in Information Technology, Information Security, or related IT fields.
Bonus Points
- Knowledge and experience in secure programming. Knowledge of network and network protocols
- Proficient in using tools for CI/CD deployment
- Experience solving one of the following problems, including but not limited to: performance optimization, large system design, big data processing, algorithms, scaling, complex technical issues
- Understanding of database indexing mechanisms, experience solving analysis and query optimization problems
- Collaboration skills, ability to work cross-functionally to achieve the best common results
Benefits & perks
- Competitive annual total income package
- Annual salary review in March.
- Bao Viet health and personal accident insurance (coverage up to 600 million VND/year)
- Annual health check-up
- Special support for female employees during maternity leave.
- Awards recognizing performance and timely outstanding contributions
- 100% sponsorship for in-depth international professional certification based on position (in case of unsuccessful attempt, don’t worry, VCS will support 50% of the exam fee), special bonuses for employees achieving international professional certifications
- Continuous investment in the latest and most up-to-date learning materials in the field of Information Security from leading global vendors and institutes
- 100% of employees are provided with an Udemy eLearning account – learn anytime, anywhere
- Free participation in professional knowledge sharing programs and seminars from leading domestic and international speakers.
- Opportunity to work with diverse domestic and international clients
- Working in a Grade A office – Landmark 72 building with a green space complex and a private area for gym and entertainment (billiards, PES, café, reading, Pingpong)
- 30-minute relaxation daily with Happy hours (4:00 PM – 4:30 PM)
- Sports activities: Swimming, Pickleball, Billiards, Poker, PES, etc.
- Twelve (12) days of annual leave according to Labor Law, three (3) days of company vacation and one (1) traditional holiday on 22/12.
- Personal birthday celebrations: Gifts and birthday cake from the Company
- Gift and participation in company events: Quarterly team building activities, monthly birthday celebrations, Year End Party, vacations, International Women’s Day (March 8th), Vietnamese Women’s Day (October 20th) (female employees receive ½ day off), Viettel Group birthday on June 1st, etc
- Care parents and children of employees on special occasions.
APPLICATION FORM
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In accordance with the provisions of the Law on Protection of Personal Data No. 91/2025/QH15 dated June 26, 2025, by checking the boxes below, the Candidate confirms that they have read, understood, and agree to allow Viettel Cyber Security One Member Limited Liability Company (VCS) to process their personal data for each specific purpose stated below. If the Candidate does not agree, we regret that we cannot process the application. The Candidate may withdraw their consent at any time through Customer Service channels, including the hotline +84 382 360 360 or email vcs.care@viettel.com.vn.
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- 1. Executing the full recruitment and onboarding cycle: from screening, background checks, and assessments to contract finalization, talent pool management, and internal reporting.
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