One Mount Group

Times City, 458 Minh Khai, Hà Nội

Company Size : 25-99

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Job Summary

25-99

Product

Việt Nam

Senior/Expert Frontend Engineer

One Mount Group

Hoàn Kiếm, Hà Nội

  • English
  • Experienced (Non-Manager)
  • Full Time
  • Negotiable
  • Posted:11/06/2026
  • 1

Job description

Overview of job

We are looking for Senior/Expert Frontend Engineers to drive the delivery of AI and data-driven products in banking and finance within a complex enterprise environment. This is an exciting opportunity to join a leading technology company in Vietnam and become part of the core team building sophisticated, high-performance, and intuitive user interfaces that power our AI products and platform services. As a Senior Engineer, you will bridge the gap between complex data models and seamless user experiences, ensuring scalability and excellence in every pixel.

MAIN RESPONSIBILITIES:

  • Architect and lead frontend initiatives for the AI platform, shaping the overall frontend architecture and strategic technical direction for the product
  • Build and optimize user interfaces for core platform workflows, including model management, deployment, and monitoring/observability dashboards
  • Design, develop, and maintain a reusable component library and design system to ensure consistency across the entire platform
  • Partner closely with backend teams and designers to shape API contracts and seamlessly translate product specifications into production-ready functionality
  • Establish the frontend technical foundation, driving excellence in tooling, CI/CD pipelines, testing strategies, and performance budgets

Salary & Allowances

  • 13-month salary with annual performance bonus, project incentives, sales incentives (based on position)
  • Lunch allowance: 730.000 VND/month
  • Special occasion bonus: 2.500.000VND/year
  • Annual leaves: Up to 20 days/year (based on levels)
  • Health: Social insurance, premium health insurance, yearly health check
  • Laptop, screen and other needed facilities/accounts/tools for work

Career Growth

  • Yearly salary review and promotion
  • Diverse career path: Management or Expert and functions rotation opportunity
  • Free learning sources in Udemy, Coursera, O'Reilly platforms; internal workshop, certification sponsorship, and exclusive mentoring from C-levels
  • Recognition and awards at team and organizational levels.
  • Grow your career with opportunities across the dynamic ecosystem of Techcombank & Masterise Group.
  • Access special loan offers with competitive interest rates and flexible grace period options tailored to your financial needs.

Working Environment

  • Open & collaborative working space fosters both individual focus and teamwork activities
  • Young, dynamic, and collaborative working atmosphere
  • Unwind zones: gaming, table tennis, yoga, gyms, bath rooms.
  • Personal lockers with QR code access.
  • Quarterly/yearly teambuilding & engaged internal events.

Job Requirement

Must have:

  • 7+ years of experience in frontend development, with 3+ years of deep expertise in ReactJS
  • Proficiency in TypeScript and modern JavaScript (ES6+)
  • Deep understanding of React internals, including hooks, render lifecycles, and advanced re-render optimization techniques
  • Strong experience with state management libraries, specifically React Query combined with Redux Toolkit, Zustand, or Jotai
  • Proven track record of performance optimization, including memoization, code splitting, and lazy loading
  • Experience writing comprehensive unit tests using Jest and React Testing Library
  • Ability to transform Figma designs into pixel-perfect, responsive code with a solid understanding of basic accessibility (a11y) standards
  • Expertise in modern styling solutions such as Tailwind CSS, CSS Modules, or CSS-in-JS
  • Solid familiarity with Git, code review processes, and foundational CI/CD practices
  • Demonstrate strong end-to-end project ownership with a proven commitment to delivering high-quality products from conception to launch
  • Ability to make sound architectural decisions and clearly articulate the trade-offs involved to both technical and non-technical stakeholders
  • Excellent communication and collaboration skills to partner effectively with product managers, designers, and cross-functional teams

Nice to have: 

  • Experience with End-to-End (E2E) testing using tools like Playwright or Cypress
  • Prior experience working within a Monorepo architecture

Languages

  • English

    Speaking: Intermediate - Reading: Intermediate - Writing: Intermediate

Technical Skill

  • JavaScript
  • ReactJS
  • ES6
  • CSS
  • Git
  • Unit testing
  • TypeScript
  • Architecture
  • Redux
  • Figma
  • Jest
  • Cypress
  • TailwindCSS
  • Playwright
  • CI/CD
  • Zustand
  • React Query
  • Monorepo

COMPETENCES

  • Communication Skills
  • Teamwork

BUSINESS PROFILE

One Mount Group (1MG) goal is to build Vietnam’s largest-scale technological ecosystem.

1MG was established with the vision of promoting and contributing to the economy’s efficiency, creating a technology infrastructure for Vietnamese businesses to accelerate its value added, providing products to consumers at a more competitive cost of goods sold.

1MG is committed to building a strong and sustainable Vietnamese business, creating a broad playing field to nurture and grow future start-ups. We believe that from our core infrastructure the following “giant” businesses of Vietnam will be generated. The goal of 1MG is to build Vietnam’s largest-scale technological ecosystem with solutions in order to link, optimize and close the gaps of the value chain of focused economic sectors having strong growth in Vietnam.

With a sound financial position and business administration, 1MG has competitive advantages to attract and retain the best Vietnamese talents from all over the world.