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Fullstack Java Developer
Builds and maintains Java Spring Boot payment-gateway services, integrates third-party APIs, and develops React.js UIs while collaborating in Agile teams.
Java Application Support Engineer - Ex. Apple - W2 Contract
Java Application Support Engineer Location: Sunnyvale, CA (Onsite) ( need only local candidates in Bay Area, CA AND only EX Apple) Need Skills: Java development experience, support experience in Linux and AWS is a…
Software Developer (m/f/x)
The Software Developer will design and implement high-performing services using Java/Spring Boot or .NET within a cloud-first environment. The role involves maintaining legacy systems, building CI/CD pipelines, and mentoring junior team members in a collaborative, international setting.
Data Engineer
Mid-level Data Engineer focused on data analytics and BI, working with Power BI, SQL, Azure Synapse, Python, and other data/BI tools on-site in Warsaw.
Senior Fullstack Engineer (.NET & React)
Iteamly is seeking a Senior Fullstack Engineer to work on a long-term international project using .NET Core, Angular, React, and Generative AI technologies. The role involves contributing to technical decisions and application development within a modern, CI/CD-focused environment.
Principal Backend Engineer
Principal Backend Engineer architecting and scaling Java/Spring Boot or Python backend systems for a mobile carrier, building RESTful APIs, integrating message brokers (RabbitMQ, AWS SQS/SNS), and working with MongoDB to support millions of connected devices.
Software Developer (m/f/x)
Build and maintain frontend features for Tipico’s betting platform using React, JavaScript, and modern tooling to ensure a seamless user experience.
DevOps Engineer
Build and maintain Kubernetes-based cloud-native infrastructure at a leading Korean fintech company, automating deployments and improving developer experience.
DevOps Engineer
Build and refine CI/CD pipelines and Kubernetes-based infrastructure for Toss Securities, focusing on developer experience and robust monitoring to enable rapid, safe deployments.
DevOps Engineer
Build and maintain Kubernetes-based cloud-native platforms to enable fast, safe deployments and resilient operations for Toss’s offline payment ecosystem.
DevOps Engineer [산업기능요원/전문연구요원]
Build and refine Kubernetes-based CI/CD pipelines and observability tooling to help Toss developers deploy and debug services at scale.
Security Researcher (APT/인프라 모의해킹)
A Security Researcher performs simulated hacking (APT attacks) and infrastructure diagnostics to proactively identify and mitigate vulnerabilities across Toss’s financial systems, collaborating closely with engineering teams to enhance security while balancing usability.
Server Developer (SRE)
Builds and operates resilient payment infrastructure, focusing on stability, scalability, and low latency using Java, Kubernetes, and observability tools.
Site Reliability Engineer
Site Reliability Engineer at Toss in Seoul, maintaining and improving the stability, scalability, and performance of high-traffic systems using Kubernetes, Java/Kotlin, and monitoring tools.
Technical Writer (Ads)
Build and automate documentation systems for Toss Ads, defining standards and AI pipelines to streamline technical communication across teams and external partners.
Site Reliability Engineer
Maintains and scales Toss’s payment and financial services infrastructure to ensure high availability and performance using cloud-native tools and DevOps practices.
Site Reliability Engineer
Build and maintain monitoring, observability, and performance-testing systems to keep Toss Bank’s high-traffic services stable and scalable using Kotlin/Java, Kubernetes, Istio, Kafka, and Prometheus.
Cloud Network Engineer - Staff
Design and automate cloud and hybrid networks for a global restaurant-booking platform, using AWS, Ansible, and BGP/OSPF while maintaining 24/7 uptime and security.