Full Stack Engineer (Tungsten Automation Application)

United States Digital Space LLC; Singapore; On-site; SGD 60,000 - 100,000; Full time

Job summary

United States Digital Space LLC is seeking an experienced software engineer to develop, maintain, and enhance backend and frontend applications, APIs, data pipelines, and system integrations. You will build responsive interfaces and design multi‑component workflows for case management, payments, and reporting.

The role emphasizes secure coding, SDLC ownership, and collaboration with product managers and UI/UX designers in an Agile environment.

Qualifications

• Bachelor's degree in a related discipline.
• Strong knowledge of software architecture and system design.
• Experience with secure application design and best practices.
• Experience delivering enterprise applications with workflow-based processes (case management, payments, reporting).
• Proficiency designing and deploying cloud-based apps and integrating external systems.
• Hands-on SDLC experience with Tungsten/Decisions platforms is highly preferred.
• Familiarity with Agile, CI/CD, and cloud environments (AWS/GCC).

Responsibilities

• Develop, maintain, and enhance backend and frontend applications, including APIs, data pipelines, and system integrations.
• Build and improve responsive frontend interfaces using established design systems while ensuring performance, scalability, and usability.
• Develop business‑critical workflows supporting case management, application processing, lodgement, payment integration, accounting, document management, reporting, and search functionalities.
• Ensure high software quality through code reviews, automated testing, secure coding practices, dependency management, observability, and DevSecOps.
• Own the full software development lifecycle, from design and implementation to deployment, monitoring, troubleshooting, and maintenance.
• Participate in sprint planning, technical design discussions, effort estimation, and architectural reviews.
• Collaborate with Product Managers, UI/UX Designers, and cross‑functional teams to deliver high‑quality, user‑centric solutions.

Skills

Software architecture

System design

Data structures

Secure coding

Workflow-based apps

Cloud platforms

CI/CD

Agile methodologies

API design

External integrations

Education

Bachelor's Degree in Computer Science / IT / Software Engineering

Job description

Key Responsibilities

• Develop, maintain, and enhance backend and frontend applications, including APIs, data pipelines, and system integrations.
• Build and improve responsive frontend interfaces using established design systems while ensuring performance, scalability, and usability.
• Develop business‑critical workflows supporting case management, application processing, lodgement, payment integration, accounting, document management, reporting, and search functionalities.
• Ensure high software quality through code reviews, automated testing, secure coding practices, dependency management, observability, and DevSecOps.
• Own the full software development lifecycle, from design and implementation to deployment, monitoring, troubleshooting, and maintenance.
• Participate in sprint planning, technical design discussions, effort estimation, and architectural reviews.
• Collaborate closely with Product Managers, UI/UX Designers, and cross‑functional teams to deliver high‑quality, user‑centric solutions.

Knowledge, Skills and Experience

• Bachelor's Degree in Computer Science, Information Technology, Software Engineering, or a related discipline.
• Strong knowledge of software architecture, system design, data structures, and application development best practices.
• Good understanding of product development methodologies and secure application design.
• Experience designing and implementing workflow‑based enterprise applications, including dynamic case management, system integrations, payment and accounting modules, reporting, batch processing, authentication and authorization, and external API integrations.
• Experience designing and deploying cloud‑based applications, with the ability to integrate multiple external systems.
• 2–5 years of hands‑on experience with Tungsten Automation platforms and/or the Decisions platform is highly preferred, as these are the core technologies used in our application landscape.
• Experience delivering at least one end‑to‑end Software Development Life Cycle (SDLC) project using the above platforms will be an added advantage.
• Experience in one or more of the following areas is preferred:
  • Agile software development methodologies.
  • Continuous Integration and Continuous Deployment (CI/CD), including Singapore Government SHIP/HATS environments.
  • Cloud platforms such as AWS or Government Commercial Cloud (GCC).
  • Data migration and document migration projects.
• Strong analytical, problem‑solving, communication, and teamwork skills with the ability to thrive in an Agile environment.