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Senior Full Stack Developer (US Tech MNC)

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Onsite

Senior Full Stack Developer (US Tech MNC)

Adecco Personnel Pte Ltd (Staffing)

Senior Full Stack Developer (US Tech MNC)

Skills

SQL QueriesNextKotlinReactNodePHPPythonGolangJavaRedisGraphQLData AnalysisGoogle Tag ManagerGoogle Analytics

21 days ago

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Important information


Contract type:

Freelance / Contract

Location:

Singapore

Work mode:

Onsite

Published on:

29 September 2026

What they need


The Opportunity

  • Adecco is partnering with a US tech MNC to look for a Senior Full Stack Developer.
  • Senior Software Engineer role focused on building and integrating scalable applications, primarily through strong backend/OOP development, system architecture, and technical leadership, with frontend experience in React/Next.js as a plus.
  • The role will start out as a contract

The Talent

  • At least 7 years of hands-on software development experience in large-scale or complex environments.
  • Strong backend development experience using an object-oriented programming language.
  • Python is preferred, but strong experience with Java, Go, Kotlin, PHP, Node.js, or similar technologies is acceptable.
  • Proven experience building and delivering new applications/systems, rather than primarily maintaining existing systems.
  • Experience designing and developing scalable, reliable, and high-performance systems.
  • Experience taking end-to-end ownership of projects, features, or technical components.
  • Experience leading major technical initiatives and projects.
  • Strong understanding of HTTP/HTTPS and REST APIs.
  • Strong written and verbal communication skills.
  • Experience with code reviews, testing, deployment, monitoring, and production reliability.

Good to have:

  • Familiarity with GraphQL, Redis, RDBMS/SQL databases, responsive UI development, CSS animations, and UI/UX tools such as Zeplin or Abstract would be advantageous.
  • Experience with Google Analytics, Google Tag Manager, tracking, and data analytics is also a plus.

Job Description

  • Build new internal applications that help teams improve their workflows and productivity.
  • Integrate existing internal systems and tools so information can be aggregated and accessed in one place.
  • Work closely with Product, Design, Operations, and Infrastructure teams to understand requirements and deliver solutions.
  • Develop backend services and scalable applications that support complex business requirements.
  • Build and improve frontend interfaces where required, using technologies such as React or Next.js.
  • Design and architect scalable systems, with a focus on performance, reliability, and maintainability.
  • Identify and resolve performance, scalability, and reliability issues.
  • Improve code quality through code reviews, testing, monitoring, and production rollouts.
  • Identify and reduce technical debt and improve existing systems.
  • Take end-to-end ownership of applications, features, or technical components.
  • Lead major technical initiatives and projects across multiple teams.
  • Use data and technical analysis to identify problems, determine root causes, and develop solutions.
  • Work with a variety of programming languages, frameworks, and technologies.

Next Step:

  • Send your updated cv and portfolio at [email protected]
  • Email Subject: Senior Full Stack Developer (US Tech MNC)
  • Only shortlisted candidates will be contacted

Lim Jia Yi
EA License No: 91C2918
Personnel Registration Number: R24119814

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