Software Engineer - Full Stack

ujet

Seoul, Korea · Seoul

Posted Jul 7, 2026

Other
000001 - Engineering

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Job description

About Us

UJET leads the way in AI-powered contact center innovation, delivering a future-proof, cloud platform that redefines the customer experience with cutting-edge AI, true multimodality, and a mobile-first approach. We infuse AI across every aspect of your customer journey and contact center operations, to drive automation and efficiency. UJET's AI solutions empower agents, optimize customer journeys, and transform contact center operations for elevated experiences and actionable insights. Built on a cloud-native architecture with a unique CRM-first approach, UJET ensures unmatched security, scalability, and prioritized data insights (without storing PII). Designed for effortless use, UJET partners with businesses to deliver exceptional interactions, smarter decision-making, and accelerated growth in the AI-driven world.

Learn more at www.ujet.cx.

Opportunity

UJET is searching for a Full Stack Software Engineer to join our growing Engineering team in Seoul! The ideal candidate is a software engineer who has experience shipping products and is meticulous with code style and quality, with the ability to own end-to-end architecture.

Responsibilities

Be a collaborative team player who can deliver backend services along with some frontend work with high availability, low latency, and auto scalability
Facilitate collaboration between engineers, product managers, and designers
Possess a deep understanding of the product and business goals which translate into technical design documents
Design, develop, deploy, and operate services that serve start-ups to enterprise clients
Help maintain and improve current Angular & React.js/Javascript integration services. Build new Angular & React.js microservices if the project requires it.
Help create, maintain, and improve parts of the frontend code that pertains to the CRM team.

Requirements

Must be a South Korean citizen or currently reside in South Korea with a valid work visa
Bachelor's Degree in Computer Science
4+ years' experience in software development, preferably someone that has both backend and frontend knowledge. However, we’re okay with someone who has mainly backend experience but is willing to learn and work with frontend code.
Hands-on experience in developing or leveraging Agentic AI workflows
Preferably someone with in-depth knowledge and experience with Node.js and JavaScript. However, for the right candidate we’re okay with someone that doesn’t know JavaScript or doesn’t have a lot of experience in it but is willing to learn.
Some knowledge of Ruby, Java, Go, or Python is a plus. Though no previous experience is necessary, candidates should be comfortable working in Ruby on Rails code when needed.
Hands-on experience with third-party API integrations. Knowledge of CRM integration such as Salesforce and Zendesk is a plus.
Working experience with MySQL or similar database technologies.
Working experience with Redis or similar caching architecture.
Efficiency in software best practice and tools like Git, Docker, CI, 12factor, etc.
Ability to work collaboratively and cross-functionally, in a fast-paced start-up environment

UJET is an Equal Opportunity Employer

UJET provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.

Compliance Responsibilities

Security, data protection and compliance (SDPC) are paramount to the success of our partnerships. All roles at UJET require compliance with legal and regulatory requirements and acceptance and adherence to all policies and standards within UJET. Personnel acknowledges they are personally responsible for reporting any suspected violations or abuse and are required to complete SDPC training and fulfill role-specific SDPC responsibilities.

Why UJET?

Impactful Work: Be at the forefront of innovation, directly shaping the future of customer experience.
Dynamic Culture: Join a collaborative, inclusive team that values big ideas, creative solutions, and powerful relationships.
Comprehensive Benefits: Medical, dental, vision, 401(k) plan, wellness benefits, and more.