Job Description

Join the revolution in hospitality tech!

Liven

is a leading global data, technology, and customer experience provider for the hospitality industry. From humble beginnings, we have grown to serve over 6,000 venues and millions of diners across Australia, the USA, and Southeast Asia, processing over 120 million transactions worth more than $3 billion (AUD) annually.



At

Liven

, our platform is built to help hospitality businesses

save more and work smarter

by seamlessly integrating every aspect of their operations -- from

ordering and payments

to

back-of-house management

.



Driven by a deep passion for the hospitality industry, we continuously innovate to elevate the experience for both venues and their guests. Our solutions are powered by

AI-enriched insights

and

automated workflows

, enabling smarter decision-making and smoother operations at scale.



We're proud to be an

AI-first organisation

. By automating repetitive tasks, we free up space for our teams -- and our customers -- to focus on what truly matters: solving complex problems, delighting guests, and driving meaningful growth.

Key Milestones:

Expansion:

Acquired OrderUp, Abacus, Zeemart, Copper and Nomnie forming Asia Pacific's largest end-to-end group in hospitality technology.

Global Reach:

Headquartered across major cities including Melbourne, Brisbane, Sydney, Singapore, Bali, Jakarta, New York, and India.

If you're someone who thrives on creativity, bold thinking, and using technology to make things better, faster, and smarter -- you'll feel right at home here.

Here's a quick glimpse of Liven:

You can visit Career You can visit LinkedIn You can Visit Blog Acquisition News

About the role

As a

Principal Full Stack Engineer

, you'll play a pivotal role in leading the architecture, development, and maintenance of our most critical systems -- including loyalty engines, coupon frameworks, and integrated QSR applications.


This is a high-impact, leadership-level role requiring deep technical expertise, a hands-on approach, and strong collaboration with stakeholders across engineering, product, and design. You'll also help explore and operationalize AI-powered tools to accelerate our product roadmap.



You'll work primarily during

Australian business hours (AEST/AEDT)

with some flexibility. We have

core collaboration hours

where we expect overlap with the engineering and product teams across

APAC and SEA

, and occasional synchronous meetings to keep projects moving smoothly.

What you'll do

Architect and deliver complex systems for loyalty, discounting, and customer rewards -- from backend logic and APIs to seamless integrations with web and mobile apps. Build and evolve scalable APIs using

Node.js

,

Nest.js

, and

Express.js

(TypeScript), enabling dynamic and rule-based engines for core product features. Oversee the development and performance of Flutter-based applications used by large QSR brands, ensuring stability, scalability, and user-centric design. Design robust relational data models using

PostgreSQL

, with efficient caching via

Redis

to support real-time performance. Build secure, performant

GraphQL APIs

with

Apollo

, enabling flexible client-side data access across platforms. Deploy, monitor, and scale services in

Google Cloud Platform

(GCP), leveraging automation and modern DevOps practices. Set the standard for clean, maintainable, and testable code. Lead code reviews and refactor legacy systems where necessary. Collaborate closely with product managers, designers, and engineers to shape technical direction, define requirements, and deliver outcomes. Drive the adoption of AI-powered tools to accelerate development, automate issue resolution, and improve engineering efficiency.

Qualifications

7-10+ years of experience

as a full-stack engineer, with a strong emphasis on backend development and scalable system architecture.

Proven track record of leading complex technical projects end-to-end

, from design to deployment and iteration.

Deep expertise in:

+

Node.js

,

Nest.js

,

Express.js

(TypeScript) +

GraphQL

and

Apollo

+

PostgreSQL

(relational data modelling) and

Redis

(caching)
+

Google Cloud Platform (GCP)

for deployment, scaling, and monitoring

Experience with Flutter

or the ability to quickly manage and adapt to Flutter-based codebases.

Domain experience in building loyalty platforms, discounting engines, or other rule-driven systems

is highly desirable. A solid understanding of

performance optimization, cloud infrastructure, and system reliability at scale

. Excellent

communication and stakeholder management skills

, with the ability to work cross-functionally across product, design, and engineering teams.

Full-time availability during Australian business hours (AEST)

to collaborate effectively with our core team and partners.

Good to Have

Experience working with

QSRs

, retail systems, or other

transaction-heavy domains

. Familiarity with

CI/CD pipelines

, automated testing frameworks, and observability tools (e.g., Stackdriver, Datadog, Sentry). Exposure to

AI/ML tools

or automation frameworks for accelerating development workflows. Experience integrating with

third-party platforms

such as POS systems, payment gateways, or marketing automation tools. Strong product mindset with a focus on

usability, performance, and reliability

. Contributions to

open-source projects

or active participation in tech communities. * Prior experience in

remote-first teams

, especially across time zones