Senior Full-stack Developer (Da Nang/ Ha Noi)

Posted Yesterday
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Cầu Giấy, Hà Nội, VNM
In-Office
Senior level
Software
The Role
Maintain and improve a fintech platform web application across deployments. Collaborate with Support, QA, and Product teams to resolve bugs and deliver approved features. Perform database migrations, scaling operations, and administrative tasks requiring developer access. Participate in code reviews and technical discussions while working independently across legacy and orphaned codebases.
Summary Generated by Built In
Company Description

SmartDev is an AI-powered software development company headquartered in Vietnam, part of the Verysell Group. We help global businesses deliver faster and build smarter — combining AI-driven development practices with deep expertise across fintech, healthcare, retail, and enterprise technology. Our team of engineers, architects, and AI specialists works across the full stack: from custom software and cloud solutions to generative AI, MLOps, and intelligent automation. At SmartDev, we believe that great architecture and AI-first thinking are a competitive advantage — and we build our teams accordingly. 

The company is at a pivotal point in our journey: transitioning from a pure IT outsourcing provider to an AI-enabled solutions partner. 

We have over 200 talented employees working both on-site and remote/hybrid at locations:

  • Danang: 81 Quang Trung, Hai Chau 1 ward, Hai Chau District, Danang
  • Hanoi: Zodiac building, 19 Duy Tan Street, Dich Vong Hau ward, Cau Giay District, Hanoi

Job Description

  • Maintain a fintech Platform web application across various deployments
  • Participate in developer ceremonies such as daily check-ins, code review, and ad-hoc technical discussions
  • Work proactively and independently with Customer Support, QA, and Product teams to drive end-to-end closure of bug reports and approved feature requests
  • Perform engineering operations such as:
    • Database migrations;
    • Scaling operations;
    • Administrative tasks requiring developer-level access.

Qualifications

Must-have:

  • Have 5-8 years of experience delivering and maintaining full-stack, customer-facing applications in a live production environment;
  • Proficient in Golang, HTML, CSS, JavaScript, and PostgreSQL;
  • Proven track record of self-guided learning and effective work within orphaned and legacy codebases;
  • Experience with Kubernetes; 
  • Familiarity with AWS and cloud-native infrastructure.

Nice-to-have:

  • Experience working within regulated environments;
  • Experience with CI/CD pipelines, particularly using Bitbucket Pipelines;
  • Exposure to Grafana, Prometheus, and Loki.

Additional Information

WHAT WE OFFER

  • International working environment with AI-driven strategic direction.
  • 20 days of annual leave – Hybrid working mode available following company policy.
  • Premium healthcare package with BIC and comprehensive annual health check-ups.
  • Competitive salary & 13th salary bonus.
  • Lunch allowance to fuel your productivity.
  • Engaging company culture with fun activities.
  • Global collaboration – Work with both Vietnamese and international colleagues.

Skills Required

  • 5-8 years of experience delivering and maintaining full-stack, customer-facing applications in live production environments
  • Proficiency in Golang
  • Proficiency in HTML
  • Proficiency in CSS
  • Proficiency in JavaScript
  • Proficiency in PostgreSQL
  • Proven self-guided learning and ability to work effectively within orphaned and legacy codebases
  • Experience with Kubernetes
  • Familiarity with AWS and cloud-native infrastructure
  • Experience working within regulated environments
  • Experience with CI/CD pipelines, particularly Bitbucket Pipelines
  • Exposure to Grafana, Prometheus, and Loki
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The Company
Nyon
245 Employees

What We Do

Founded in 1990, Verysell Group is a renowned global software development company, headquartered in Switzerland. We offer various services from staff augmentation to building bespoke software solutions for industries such as Fintech, Payment tech & InsurTech. Central to our business is the offshore development center (ODC) SmartDev LLC in Vietnam where we develop software for external customers and our in-house products such as VeryPay - a mobile money payment platform. Our offices are located in 8 cities on 4 continents. This allows us to cater to a diverse clientele, including start-ups, scale-ups, and large global enterprises. Our family of brands SmartDev, VeryPay, Smart81 & VeryPlay Studio helps us focus on specific market segments and client types. SmartDev is a broad base outsourcing partner for enterprise clients worldwide. Recognized as the Winner of SME100® Fast Moving Companies, SmartDev specializes in building FinTech apps, insurance software, and more. Smart81 is a subsidiary of SmartDev and is instrumental in accelerating growth for start-ups and scale-ups by advising, collaborating, and crafting enterprise-level technology through our offices in California, Singapore, and London – the world's leading centers of startup economy. VeryPay is a mobile payments technology provider offering technology solutions for African mobile network operators, while VeryPlay Studio serves as a full-cycle game developer, merging Switzerland's quality standards with Asia's production expertise. The Applied AI Lab, another innovative extension of the Verysell Group, showcases our commitment to AI revolution by providing high-level consulting services, aiming to integrate AI functionalities in business, thereby enhancing productivity and expanding product offerings. AI Lab is also an in-house center of excellence in this field with a mandate for AI transformation.

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