Backend Engineer

Engineering Manager (Golang/RoR/JavaScript Backend Focus)

Ho Chi Minh, Ha Noi - Viet Nam

No.1 Construction Tech company in Japan

• Backend
• Golang
• Ruby
• Javascript

#Position Summary We are seeking an experienced and highly technical individual to join us as an Engineering Manager. This role is initially structured as a hands-on technical contributor to ensure a deep understanding of our projects, codebase, and team dynamics. Following this integration period, the successful candidate will transition fully into a dedicated Engineering Manager role, taking on full leadership responsibilities. This is a unique opportunity for a seasoned professional to lead a team while staying directly engaged with the technology.#Responsibilities#Engineering role: Hands-on Technical Contribution such as work directly on 1-2 critical projects, writing and reviewing code, designing system architecture, and ensuring technical excellence. Utilize strong expertise in Golang, Ruby on Rails (RoR), and JavaScript to develop and maintain robust, scalable backend systems. Contribute to the full software development lifecycle (SDLC), including requirements gathering, design, development, testing, and deployment. Align technical work with the overall Engineering standards and best practices (same as those for Andpad's senior Dev positions).#Management role: Leadership & People Management: Lead, mentor, and coach a team of 4-5 engineers. Team Leadership: Oversee team performance, project delivery, and technical quality. Conduct regular 1: 1 meetings, performance reviews, and career development planning for team members. Facilitate technical discussions, resolve roadblocks, and make critical architectural/design decisions. Drive continuous improvement in the team's engineering practices, tools, and processes. Act as the liaison between the engineering team and product management/stakeholders.

Negotiation

Senior Software Engineer (Backend + Network)

Ho Chi Minh - Viet Nam

Product

• Backend
• Network

Continuously monitor and analyze new VPN providers, proxy services, and anonymization tools. Conduct investigations on IP allocation patterns, hosting provider behaviors, and network infrastructure changes. Develop and maintain comprehensive databases of known VPN/proxy IP ranges and behavioral signatures. Research emerging threats such as residential proxies, mobile proxies, and distributed proxy networks. Monitor darkweb marketplaces and security forums for emerging proxy/VPN trends. Perform deep packet analysis and network traffic pattern recognition. Develop and maintain the system using PHP, Python, and/or Go. Optimize VPN/Proxy detection algorithms. Design scalable infrastructure to handle millions of IP lookups per day. Implement monitoring and alerting systems for detection accuracy and system performance. Analyze production incidents related to false positives/negatives in threat detection. Collaborate with DevOps team on deployment of detection rule updates and model improvements. Investigate customer-reported bypass attempts and develop rapid response solutions. Provide technical expertise during customer security consultations. Support sales engineering team with technical demonstrations and proof-of-concepts. Document threat analysis findings and detection methodologies for internal and customer use. Maintain relationships with cybersecurity vendors, threat intelligence providers, and ISPs. Monitor industry threat reports, security advisories, and academic research. Participate in cybersecurity conferences and forums to stay current with the threat landscape. Contribute to open-source security tools and research when appropriate.

Negotiation

Team Lead Engineering (Crew team)

Ho Chi Minh - Viet Nam

Product - Booking Platform

• .NET
• ReactJS
• Azure

Negotiation