Senior Software Engineer, Backend

Flo Energy; Singapore; On-site; SGD 150,000 - 190,000; Full time

Job summary

Flo Energy in Singapore seeks a Senior Backend Engineer to build end-to-end solutions in a fast-growing renewable energy retailer. You will own backend systems, APIs, and infrastructure in a collaborative team spanning Singapore and Australia, delivering scalable platforms that power our energy products.

The role emphasizes leadership, security, and engineering excellence, with a focus on design, deployment, and maintaining high standards while driving innovation and new features across markets.

Qualifications

• 6–8 years of core software engineering experience in a tech company.
• Experience leading complex, high-scale projects in an Agile environment.
• Strong ownership, leadership and communication skills.
• Focus on security best practices across systems.

Responsibilities

• Own end-to-end backend delivery from design to deployment.
• Build scalable, robust platforms across Singapore and Australia.
• Improve development processes, infrastructure, and code quality.
• Collaborate with product and cross-functional teams to meet user needs.

Skills

Leadership

Communication

Agile methodologies

Ownership

Security practices

Tools

Kotlin

PostgreSQL

TimeScaleDB

AWS

TypeScript

Job description

About The Role

We are looking for a Senior Backend Engineers in our Digital Enablement Technology Team at Flo. This is an exciting opportunity to build end-to-end solutions for a specific product vertical while also maintaining a highly collaborative environment with other engineers in the team. Establish Flo as the go-to renewable electricity retailer in Singapore and Australia, contributing to a sustainable future.

What You'll Do

• This is a full-time role for experienced backend engineers to build end-to-end solutions for Flo. You will be responsible for building highly scalable, complex and intelligent platforms, improving the development process as well as our infrastructure and the end-end product life cycle from conception to launch. You will work with the product vertical and horizontal teams to ensure that our product meets customer needs and that we remain competitive in the market. You will also be responsible for identifying new opportunities for growth and driving innovation within the company.
• Drive and support the entire cycle of software and product delivery from ideation to deployment and everything in between while improving standards of system design, clean code, documentation and infrastructure management.
• Build great products and robust operating platforms and systems that monitor, maintain, upgrade and deploy across multiple countries, including Singapore and Australia.
• Understand product and business objectives to develop an easy-to-use platform that aligns with customers' needs.
• Developing processes to improve operations and increase efficiency and productivity.
• Communicate cross-functionally across various teams, organizations and internal and external stakeholders to drive engineering efforts.
• Drive the team's innovation efforts, bring in new ideas and technologies.
• Drive and support the full backend development lifecycle, from system design and architecture to implementation, deployment, and maintenance, while enhancing standards of code quality, documentation, performance, and scalability.
• Design and implement robust backend systems and APIs that reliably support users across multiple regions, including Singapore and Australia.

Qualifications

• Proven track record of 6 to 8 years of relevant core software engineering experience in a technology company and experience in leading complex and high scale projects end-end in an agile environment. (our tech stack: Kotlin, PostgreSQL, TimeScaleDB, AWS, TypeScript, however experience with these is not a requirement)
• An interest in how technology can improve the environments people live in and proactively propose new products-features / ideas to help the people.
• Superior organizational, ownership, leadership and communication skills.
• A collaborative mindset that believes in the Agile principles and how they can help empowered teams deliver the best software
• Strong understanding of security best practices and can implement security measures to safeguard our data and systems.
• Proactive and collaborative approach to working with diverse technical and non-technical teams.
• Aptitude for staying current with the latest developments and trends in the renewable energy industry and across the tech stack.

Extra Points If You Have

• An interest or past experience with building a product from 0-1.
• Experience with both functional and OO programming, the JVM ecosystem and TypeScript.
• Previous experience in the electricity retail market or a similar industry.
• Enthusiasm about diving into ongoing projects and providing hands-on support where needed.

About Flo Energy

Hi, we are Flo! We are on a mission to switch as many people and businesses as possible to affordable, renewable solutions.
We began in a small shophouse in Singapore and have grown rapidly ever since, expanding into Australia with even bigger plans ahead.
Unlike other retailers, we have built our own best-in-class energy platform entirely in-house. Designed specifically for the sector, it automates complex processes and keeps costs down, letting us offer genuinely affordable products to our customers.
Behind Flo is a diverse team of passionate engineers, data scientists, operators, and energy experts. We come from different backgrounds, but we are united by the shared goal of creating a more sustainable future. If you want to make an impact and help accelerate the renewable energy transition, we would love to meet you.
Find out more about us on https://floenergy.sg/business