Senior Software Engineer (Backend) at DayOne

Singapore, , Singapore -

Full Time

Start Date

Immediate

Expiry Date

08 Feb, 26

Salary

0.0

Posted On

10 Nov, 25

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

Java, Spring Boot, Python, REST API, Microservices, Software Architecture, Message Queues, Streaming, Docker, Kubernetes, Node.js, OAuth2, JWT, React, Angular, Edge Services

Industry

IT Services and IT Consulting

Description

Join DayOne – Shaping the Future of Data Infrastructure DayOne is a global leader in the development and operation of high-performance data centers. As one of the fastest-growing companies in the industry, we’ve built a robust presence across Asia and Europe — and we’re just getting started. As we expand into new international markets, we’re looking for talented, driven individuals to join us on this exciting journey. This is more than a job — it’s an opportunity to be a key contributor to our dynamic team and help shape the future of global data infrastructure. If you're passionate about innovation, technology, and growth, we invite you to be part of DayOne’s next chapter. Key Responsibilities Backend & API Development • Architect, develop, and maintain backend services and microservices using Java (Spring Boot) and/or Python • Design and implement RESTful and/or gRPC APIs, ensuring high performance, scalability, and reliability. • Integrate backend services with databases, message queues, and external systems such as SAP, BMS (OT systems) etc. System Architecture & Scalability • Design and implement distributed, event-driven, and real-time data streaming systems. • Contribute to system architecture and design decisions (domain-driven design, microservice decomposition, API contracts, caching strategies, etc.) • Optimize system performance and scalability, including async processing, caching, load balancing, and DB optimization. Cloud, DevOps & CI/CD • Deploy and operate services on AWS / Azure / GCP with containerization (Docker, Kubernetes). • Collaborate with DevOps teams on CI/CD pipelines (GitHub, Jenkins), monitoring, and logging tools (Prometheus, ELK, Grafana). Software Quality & Collaboration • Write clean, testable, and maintainable code using unit tests, integration tests, TDD and code review best practices. • Work closely with frontend, DevOps, QA, and product teams in Agile/Scrum delivery. Technical Skills • Strong programming skills in Java (Spring Boot) and Python • Strong experience in building REST API’s & Microservices • Strong understanding of Software architecture • Experience with message queues & streaming (MQTT, Kafka etc) • Experience deploying on cloud with docker & Kubernetes • Experience with node.js runtime env • Proven experience of implementing security best practices such as OAuth2, JWT, Zero Trust • Experience in React or Angular • Understanding of Edge services is a plus DayOne is proud to be an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. If you're ready to grow with one of the fastest-moving companies in the data center industry, apply now and be part of our global journey. DayOne is a data center pioneer that develops and operates next-gen digital infrastructure for industry leaders who demand reliable, cost-effective and quickly scalable solutions. Our cutting-edge facilities empower hyperscalers and large enterprises to achieve rapid deployment and enhance connectivity, driving transformative engagement and innovation as we shape the future of industries. DayOne's data centers are located across key markets, including Singapore, Johor (Malaysia), Batam (Indonesia), Greater Bangkok, Hong Kong SAR, Tokyo, and beyond. Headquartered in Singapore, DayOne’s leadership team draws on over two decades of industry experience and a track record of building Asia's largest data center business. With DayOne, they have created the SIJORI (Singapore, Johor, and Riau Islands) market as a global data center hub. As demand for strategically located and customized data centers rises, DayOne's entrepreneurial spirit, customer-first strategy, deep local partnerships, and agile executional capabilities uniquely position us to power the growth ambitions of leading hyperscalers and large enterprises around the world. We’d love to get to know you! Tell us a bit about your background, experience, and what you're looking for in your next opportunity. The more we know, the better we can match you with roles that fit your goals. Let’s start with: - Your professional background, upload a copy of your latest resume. - Key skills and strengths - Career interests and goals This is your moment — make it count!

Responsibilities

The Senior Software Engineer will architect, develop, and maintain backend services and microservices, ensuring high performance and scalability. They will also contribute to system architecture and design decisions while collaborating with various teams in an Agile environment.