Senior Back End Engineer

6 months ago

Ho Chi Minh City, Vietnam Qualgo Technologies Full time

Qualgo Technologies

***
- ., District 1, Ho Chi Minh- At office- Posted 2 hours ago- Skills:

- Rust

NodeJS

Java

**Top 3 reasons to join us**:

- Young & Dynamic Environment
- Large-scale Product
- New and Challenging product

**Job description**:

- Design and implement secure communication protocols for end-to-end encryption (E2EE) server and client SDKs.
- Develop and maintain cryptographic algorithms and libraries to secure data transmission and storage.
- Collaborate with cross-functional teams including backend developers, frontend developers, and security experts to integrate E2EE solutions into existing products and platforms.
- Write clean, maintainable, and efficient Rust code following best practices and coding standards.
- Conduct code reviews and provide constructive feedback to ensure code quality and adherence to security standards.
- Perform thorough testing and debugging to identify and fix security vulnerabilities and performance issues.
- Stay up-to-date with the latest advancements in cryptography, security protocols, and Rust programming language.
- Document design decisions, APIs, and implementation details for reference and future maintenance.
- Participate in discussions and brainstorming sessions to contribute ideas for product enhancements and new features.
- Collaborate with the technical support team to troubleshoot and resolve customer issues related to E2EE functionality.

**Your skills and experience**:

- 7+ years of experience as BE or similar role using Java/NodeJS and with 2-3 years using Rust.
- Strong understanding of cryptography principles, secure communication protocols, and encryption algorithms.
- Experience with cryptographic libraries such as libsodium, OpenSSL, or Ring.
- Familiarity with network protocols such as TCP/IP, HTTP, and WebSocket.
- Solid understanding of concurrent and asynchronous programming in Rust.
- Experience with version control systems, particularly Git.
- Excellent problem-solving skills and attention to detail.
- Strong communication and collaboration skills.
- Ability to work independently and in a team environment.

**Optional Experience**:

- Experience implementing messaging layer security mechanisms such as end-to-end encryption (E2EE) and message authentication codes (MACs).
- Familiarity with secure messaging protocols like Signal Protocol (formerly known as Axolotl) or Double Ratchet Algorithm.
- Understanding of key exchange protocols such as Diffie-Hellman key exchange and Elliptic Curve Diffie-Hellman (ECDH).
- Knowledge of secure message serialization formats such as Protocol Buffers or JSON Web Encryption (JWE).

**Preferred Qualifications**:

- Experience with cross-platform development targeting desktop ,mobile, and web platforms.
- Familiarity with containerization technologies such as Docker.
- Knowledge of secure coding practices and common security vulnerabilities.
- Experience with Continuous Integration/Continuous Deployment(CI/CD) pipelines.
- Contributions to open-source projects or participation in the Rust community.

**Why you'll love working here**:

- Annual leave 15 days per year
- Health Insurances, social insurance
- Performance review: twice per year
- Internal training/sharing and professional Training courses
- Team building, company trip, year-end party, monthly activities,....
- Devices: Macbook and screen (If needed)
- Free tea and coffee
- Comfortable working Area
- Working hours: 9 am-6 pm from Monday to Friday

**Qualgo Technologies**:
- Company type
- IT Product
- Company industry
- N/A- Company size
- 151-300 employees
- Country
- Vietnam- Working days
- Monday - Friday
- Overtime policy
- No OT

  • Senior Back-end Developer

    6 months ago

    Ho Chi Minh City, Vietnam space t Full time

    Xem và nộp hồ sơ ngay **Lưu ý**: - Người tìm việc đang xem tin **Senior Back-end Developer (NodeJS/JavaScript)**: - **Mã tin đăng: 3658049**. Mọi thông tin liên quan tới tin tuyển dụng này là do người đăng tin đăng tải và chịu trách nhiệm. Chúng tôi luôn cố gắng để có chất lượng thông tin tốt...

  • Senior Back-end Developer

    6 months ago

    Ho Chi Minh City, Vietnam BStar Solutions Full time

    BStar Solutions - 56 Yên Thế, Phường 2, Tan Binh, Ho Chi Minh- 60 Trường Sơn, phường 2, quận Tân Bình, Tan Binh, Ho Chi Minh- At office- Posted 5 hours ago- Skills: - NodeJS- JavaScript- NoSQL**Top 3 reasons to join us**: - Attractive income. Pay full probation salary - 13th month salary + KPI bonuses - International, dynamic, friendly...

  • Senior Back

    6 months ago

    Ho Chi Minh City, Vietnam Công Ty TNHH Bstar Solutions Full time

    **Mô tả công việc**: (Mức lương: Thỏa thuận) - Participated in designing, building, and deploying back-end API services with Node.js. - Complete the assignments according to schedule. - Continuously optimize and upgrade source code to ensure quality, stability, and safety. - Support and coordinate with other functions and departments. **Chức...

  • Senior Back-end

    6 months ago

    Ho Chi Minh City, Vietnam Diksha Technologies Full time

    Onsite at QTSC, district 12 Duration : 3+ months. English : Good Senior Developers - Have over 5 YoE in web back-end development Mandatory Skills: - OZ eForm (Very Important) - Advanced Javascript (Very Important) - ReactJS Role Description Skills: - Lead team to solve technical problems and provide solutions. - Good communication and problem-solving...

  • Senior Back-end

    6 months ago

    Ho Chi Minh City, Vietnam Diksha Technologies Full time

    Duration : 3+ months. English : Good Onsite at QTSC, district 12 2 Senior Developers - Have over 5 YOE in web back-end development Mandatory Skills: - Advanced Spring Boot (Very Important) - Advanced Camunda (Very Important) - Proficiency in coding standards related to security and design patterns (OWASP guidelines, SAST tools, and best practices for...

  • Back-end (Nodejs) Lead

    6 months ago

    Ho Chi Minh City, Vietnam Coin98 Full time

    Coin98 *** - No.2 Truong Quoc Dung, Ward 8, Phu Nhuan, Ho Chi Minh- At office- Posted 4 hours ago- Skills: - JavaScript Team Leader NodeJS **Top 3 reasons to join us**: - Competitive income package - Fantastic yet professional working environment - Unlimited potential for the career path **Job description**: - We are seeking a talented **Back-end...

  • Senior Front End Developer

    6 months ago

    Ho Chi Minh City, Vietnam Homebase Vietnam Full time

    Homebase Vietnam *** - 46-48 Tôn Thất Đạm, Nguyễn Thái Bình, Quận 1, District 1, Ho Chi Minh- Hybrid- Posted 2 hours ago- Skills: - ReactJS TypeScript **Top 3 reasons to join us**: - One of the most fast-growing startup - Take on high-impact and ultra challenging projects - Broaden professional network in the areas of tech **Job...

  • Back-end Developer

    6 months ago

    Ho Chi Minh City, Vietnam gianty việt nam Full time

    Xem và nộp hồ sơ ngay **Lưu ý**: - Người tìm việc đang xem tin **Back-end Developer**: - **Mã tin đăng: 3644614**. Mọi thông tin liên quan tới tin tuyển dụng này là do người đăng tin đăng tải và chịu trách nhiệm. Chúng tôi luôn cố gắng để có chất lượng thông tin tốt nhất, nhưng chúng tôi...

  • Senior Back

    6 months ago

    Ho Chi Minh City, Vietnam Công Ty TNHH Đầu Tư Công Nghệ Redsun Full time

    **Mô tả công việc**: (Mức lương: 10 - 90 triệu VNĐ) - You will liaise with different teams to provide the best solutions for product requirements and designs. - You will be the main back-end developer and participate in the back-end team to implement and maintain systems using NextJS Framework. - You will collaborate with the team and work...

  • Back - End Nodejs Developer

    6 months ago

    Ho Chi Minh City, Vietnam Công Ty TNHH Bstar Solutions Full time

    **Mô tả công việc**: (Mức lương: Thỏa thuận) - Participated in designing, building, and deploying back-end API services with Node.js. - Complete the assignments according to schedule. - Continuously optimize and upgrade source code to ensure quality, stability, and safety. - Support and coordinate with other functions and departments. **Chức...

  • Lead Back End Engineer

    3 months ago

    Thành phố Hồ Chí Minh, Vietnam VNG Full time

    We are the Vietnam’s No.1 mobile game publisher by gross revenue and scaling our global market. Our focus is on delivering the most engaging content and experience to our community of gamers, fans and publishers. We are seeking a skilled and experienced Lead Back-end Software Engineer to join our growing team. In this critical role, you will combine your...

  • Engineering Lead

    2 months ago

    Thành phố Hồ Chí Minh, Vietnam Kyanon Digital Full time

    **How You Can Contribute**: - ** Growth** - Drive the professional growth and development of the back-end engineering team. - Mentor engineers and provide guidance on career advancement. - Partner with HR teams to align individual goals with company objectives. - Lead hiring efforts to attract and retain top engineering talent. - Develop and implement skill...

  • Back-end Developer

    6 months ago

    Ho Chi Minh City, Vietnam Công Ty TNHH Lotus Soft Full time

    **Mô tả công việc**: (Mức lương: Thỏa thuận) - Participate in building and developing Back-end NodeJS. - Provide estimation for the tasks given and report transparently to project lead on any issue faced. - Take responsibility for ensuring the given tasks are completed on time with high quality. - Contribute ideas to make the app better and...

  • Senior Front

    6 months ago

    Ho Chi Minh City, Vietnam Công Ty Cổ Phần Bản Viên Full time

    **Mô tả công việc**: (Mức lương: Thỏa thuận) We are looking for Senior Front-end Developers to join us to develop logistics sector for customers. Our clients include global leaders in educational and financial services software. In additionwe provide software engineering services worldwide. You will be responsible for the design,...

  • Back - End Developer (Nodejs, Typescript)

    6 months ago

    Ho Chi Minh City, Vietnam Công Ty TNHH Đầu Tư Công Nghệ Redsun Full time

    **Mô tả công việc**: (Mức lương: Thỏa thuận) - You will liaise with different teams to provide the best solutions for product requirements and designs. - You will be the main back-end developer and participate in the back-end team to implement and maintain systems using NextJS Framework. - You will collaborate with the team and work directly...

  • Back-end Nodejs Developer

    2 months ago

    Thành phố Hồ Chí Minh, Vietnam Công Ty TNHH Bstar Solutions Full time

    **Mô tả công việc**: (Mức lương: Thỏa thuận) - Participated in designing, building, and deploying back-end API services with Node.js. - Complete the assignments according to schedule. - Continuously optimize and upgrade source code to ensure quality, stability, and safety. - Support and coordinate with other functions and departments. **Chức...

  • Senior Web Systems Engineer

    4 weeks ago

    Ho Chi Minh City, Ho Chi Minh, Vietnam Game Wave Full time

    Game Wave is Expanding in DubaiWe are a gaming company experiencing rapid growth, and we are seeking a highly qualified Senior Web Systems Engineer to join our team in Dubai. This position requires on-site work.Responsibilities:Design and develop high-quality web applications using Vue.js and PHP.Implement comprehensive unit and integration tests to ensure...

  • Senior Back End Developer

    6 months ago

    Ho Chi Minh City, Vietnam DFO Global Performance Commerce Limited Full time

    **About us**: Wowsuite.ai is on a mission to create and deliver superior eCommerce software, marketing, and products to make the world a better place. To accomplish this, Wowsuite.ai needs people that love: - Performance marketing - Technology - E-commerce - People and the world! **Overview**: We are seeking an experienced and talented **_Senior Back End...

  • Senior Back End Developer

    7 months ago

    Ho Chi Minh City, Vietnam DFO Global Performance Commerce Limited Full time

    **About us**: **GPC** is on a mission to create and deliver superior eCommerce software, marketing, and products to make the world a better place. To accomplish this, **GPC** needs people that love: - Performance marketing - Technology - E-commerce - People and the world! **Overview**: We are seeking an experienced and talented **_Senior Back End...

  • Senior DevOps Engineer

    6 months ago

    Ho Chi Minh City, Vietnam National Australia Bank Full time

    Senior DevOps Engineer Job Posting End Date: Worker Type: Fixed Term (Fixed Term) **It's more than just a career at NAB!** We believe in people with people and dreams, and we want you to achieve your aspirations. More than just a career, NICV offers you a flexibility to balance your work - life, the opportunity to grow as professionals and people and a...