Brake Systems Engineer at wabtec | Seoul

Who will you collaborate with?As a valued member of our team, reporting directly to the Sales Director, you will closely engage with the local sales and field service teams, as well as the project team at our Sisco facility. Your primary focus will be on brake systems, encompassing various responsibilities such as sales, business development, project management, and providing engineering support for Hyundai Rotem. How will you make an impact?In this role within the OE Sales team, you will spearhead project sales of brake systems to our clients. You'll coordinate with our Sisco to ensure product suitability for project specifications, address technical challenges with customers, and cultivate long-term relationships. A glimpse into your daily responsibilities:Manage all sales operations for the brake systems business;Lead local project initiatives, ensuring they align with our company's strategic goals;Identify and pursue business development opportunities to meet sales targets;Promote Faiveley Transport’s comprehensive engineering solutions, including services and products for the designated product line;Define engineering requirements based on customer needs and facilitate technical coordination with our HQ and SisCos in Europe;Assist local customers with the application of products within Brake Systems, Air Generation & Dryer, Actuator, and Pneumatic Valves;Address customer quality concerns and liaise with manufacturing sites to resolve issues;Collaborate with customers’ engineering, design, maintenance, project management, and procurement teams to explore new business avenues;Serve as the main point of contact between customers and our SisCo in Shanghai and Europe to ensure technical coordination;Maintain databases and support payment collection efforts;Regularly meet with customers to understand their needs and requirements;Some business travel may be necessary. Key Technical Responsibilities:Define the functions of brake systems at the train level and lead engineering studies to achieve performance targets;Prepare technical proposals and system documentation, including requirements specifications and schematics;Define and conduct commissioning tests for brake systems;Carry out functional and software verification testing;Conduct system-level Failure Modes Effects and Criticality Analysis (FMECA);Collaborate with the HQ engineering team on brake calculations;Support final assembly and verify designs through both static and dynamic tests. What we are looking for:A degree in Mechanical or Electrical Engineering or a related discipline;Strong communication skills and ability to work collaboratively in a team environment;Proven problem-solving abilities in a technical context.

Key ResponsibilitiesManage and operate the testing infrastructure for our software and hardware solutions.Conduct operations and maintenance on bare-metal equipment utilized for evaluations.Support the evaluation infrastructure to ensure successful product validation.

Join Wabtec Corporation as a Sales Engineer, where you will play a crucial role in driving sales initiatives and supporting our clients with technical expertise. You will collaborate closely with our engineering and sales teams to deliver tailored solutions that meet customer needs.

About the Team You'll Join- The Infra Engineering Tribe is an engineering organization at Toss that designs and operates the network, systems, and infrastructure to ensure the stable operation of various Toss services.- The Systems Engineer team goes beyond mere maintenance; we fundamentally improve infrastructure structures, eliminate root causes of failures, and establish infrastructure strategies suitable for the introduction of new services and technologies.- Our goal is to ensure that all Toss services possess scalability and stability.The Challenges We're Tackling Together- We operate a large-scale on-premises infrastructure that reliably processes millions of financial transactions.- We design computing environments for diverse workloads (GPU, analytics, ML, etc.).- We analyze root causes during incidents and prevent recurrence through structural improvements.- We design and standardize service architectures that guarantee high availability and scalability.- We operate and optimize data infrastructures based on DW, Data Mart, and Data Lake.- We plan and internalize operational tools, automation, and monitoring systems.Your Responsibilities Upon Joining Us- You will design, build, and reliably operate on-premises-based infrastructure.- You will define issues in complex infrastructure environments and derive optimal solutions.- You will lead system improvements while collaborating with various teams such as data, platform, and security.We're Looking for Someone Who- Has experience operating large-scale Linux servers and network infrastructure.- Is proficient in quickly identifying issues and designing structural solutions.- Has experience in operational automation using scripts such as Python and Bash.- Has experience responding to incidents using open-source monitoring and logging tools.- Can effectively communicate and collaborate with diverse stakeholders. GPU and ML Infrastructure Experience- Experience operating and enhancing GPU Clusters (Slurm, Kubernetes, etc.) is a plus.- Experience supporting ML Ops environments with tools like Kubeflow, MLflow, Airflow is favorable.- Experience with scheduling, monitoring, and resource optimization for AI/ML workloads is advantageous. Data Infrastructure Experience- Experience operating Data Warehouses, Data Marts, and Data Lakes is a plus.- Experience managing distributed data processing infrastructure based on Hadoop and Spark is advantageous.- Experience designing and enhancing hardware for large-scale data processing systems is a plus.- Experience operating Kafka-based data pipeline infrastructure and responding to incidents is beneficial.# Resume Recommendations- Please provide detailed examples of at least two complex problems you defined and solved (focusing on root cause analysis, solution approaches, results, and infrastructure changes).- Detail the projects you contributed to (including project duration, role, technologies used, infrastructure structure, and improvements made).# Journey to Joining Toss- Application Submission > Job Interview > Cultural Fit Interview > Reference Check > Compensation Discussion > Final Acceptance and Onboarding.# A Message for Future Colleagues> "You can experience all aspects of being a System Engineer."- We are looking for individuals who can face complex problems, define them clearly, and solve them optimally. If you want to help innovate infrastructure at Toss, please apply now!

Join Our Dynamic Team! The DevOps team at Zoyi is dedicated to enabling the product teams to swiftly and reliably deliver value through the establishment and management of a trustworthy infrastructure and self-service development platform.As the closest technical partner to the ChannelTalk product team, we tackle the repetitive and complex issues that arise during development, deployment, and operations, solving them through platform enhancements and automation.We are not merely a support organization for specific teams; instead, we standardize proven methodologies from the field to create a foundation that allows all product teams to independently develop, deploy, and monitor their applications.If you’re eager to enhance the intersection of technology and organizational practices across infrastructure, platforms, and products, we invite you to apply to the DevOps team!

Join Us in Conquering Cancer Through AILunit, an innovative healthcare AI company, is dedicated to developing advanced solutions for cancer diagnosis and treatment. Our mission is to leverage artificial intelligence to facilitate more accurate cancer diagnoses and predict treatment outcomes, paving the way for personalized and timely patient care. About Our TeamThe Lunit DevOps team is responsible for designing, implementing, and enhancing the infrastructure and platforms that ensure our services operate reliably and efficiently. We work collaboratively with development teams to tackle challenges related to deployment, operations, observability, security, and cost management as our services scale.We prioritize not only immediate incident response but also proactive enhancements to reduce future occurrences. Our efforts include refining CI/CD processes, standardizing deployment methods, and optimizing monitoring, logging, and tracing capabilities through Infrastructure as Code (IaC). About the RoleAs a DevOps Engineer, you will manage and optimize a Kubernetes-based infrastructure and deployment environment to ensure swift and secure service delivery. Your role will encompass improving operational practices and automation while balancing short-term responses with long-term enhancements, contributing to impactful changes in our services. Key ResponsibilitiesManage and respond to incidents in Kubernetes-based services and platforms.Oversee infrastructure and deployment changes using IaC (Terraform) and GitOps (ArgoCD/Helm).Enhance observability through effective monitoring, logging, and alerting systems.Strengthen CI/CD pipeline reliability and deployment stability.Analyze and optimize resource usage, costs, and performance issues.

About the Team You'll Join The System Engineer at Toss Securities is a part of the System Engineering Team alongside the InfraOps Engineer. We build and support systems for both external and internal customers while managing our IDC. Our collaborative team consists of exceptional members from various fields including finance, commerce, portals, and gaming. With a focus on 'supporting everything so that we can concentrate solely on the product', we strive to establish infrastructure capable of handling large-scale traffic and are actively pursuing automation to facilitate faster product releases. Your Responsibilities Design, implement, and optimize virtualization infrastructure using VMware and KVM. Conduct ongoing research and testing to provide KVM infrastructure within Kubernetes environments. Collaborate with the service part of System Engineering to deliver virtualization infrastructure and troubleshoot issues as they arise. Design and optimize key architectures related to virtualization, including networking, storage, and computing. Design and operate monitoring solutions such as logging and metric collection, and research automation for data collection. Who We Want to Work With Deep understanding of the fundamental concepts of virtualization technology and its optimization. Experience operating both commercial and open-source virtualization solutions is a plus. Hands-on experience with Kubernetes and troubleshooting within its environment is preferred. Experience in monitoring visualization and related research is advantageous. A passion for learning new technologies and actively applying them in operational settings is desired. Experience not only with virtualization infrastructure but also in service operations is a benefit. Resume Recommendations Please detail two memorable instances of technical problem-solving (optimization, bug fixes, etc.). Describe your contributions to projects in detail (project duration, role, technology stack used, improvements made before and after the project). List the versions of the OS and major solutions you have worked with. Journey to Joining Toss Securities Application submission > Job interview > Cultural fit interview > Reference check > Salary negotiation > Final acceptance and onboarding. Please Note If any false information is discovered in your resume or if any disciplinary issues arise during your employment history, your application may be canceled. According to Toss Securities regulations, applicants who are prohibited from hiring or have disqualifying factors may also have their applications canceled. Disabled individuals and veterans will be given preference in accordance with relevant laws. A Note for Future Colleagues"You can experience everything a System Engineer does."- I worked as a System Engineer in a mobile service company handling massive traffic before joining Toss Securities. In my previous role, I supported numerous platforms, but while working at Toss Securities, I realized that I had been operating without understanding the fundamental principles behind the infrastructure systems. At Toss Securities, we closely collaborate with various departments within the infrastructure. As a System Engineer, I have come to understand the overall architecture and learned various technologies that have illuminated the principles of infrastructure systems. I highly recommend Toss Securities to those System Engineers who want to avoid complacency, love their work, and wish to make a quantum leap in their careers within the best environment for engineers!

Role Overview Toss Careers is hiring a Systems Engineer to strengthen our backup infrastructure in Seoul. This position focuses on building, maintaining, and improving backup systems that protect critical data and support business continuity. What You Will Do Design, implement, and maintain backup solutions to safeguard company data Work with teams across the company to troubleshoot and resolve backup-related issues Monitor and optimize backup system performance Identify areas for improvement and help refine backup processes over time Location This role is based in Seoul.

Role SummaryAs a Principal Engineer in Systems Design Engineering, you will take full ownership of the end-to-end PCIe system design for our NVMe SSD product line. This encompasses client laptops and enterprise servers, guiding the process from PHY/MAC review through ASIC/SoC integration, PCIe SFR/register analysis, and establishing firmware design guidelines that ensure robust link training, link transitions, and low-power behavior. This pivotal role sits at the intersection of PCIe specification compliance, NVMe operational behavior, firmware architecture, platform interoperability, and power/performance optimization.Key Responsibilities· Lead the architecture of system-level PCIe Gen5/Gen6 from an NVMe SSD endpoint perspective.· Define and oversee PCIe + NVMe integration across various SSD products.· Conduct PHY + MAC IP reviews, establishing integration requirements and constraints.· Manage SoC/ASIC integration, including clocks, resets, power domains, straps, lane mapping, and sidebands.· Develop PCIe SFR + firmware guidelines covering flow control, LTSSM observability, power states, and error handling.· Oversee link and low power transitions, including DLRM, L1, L1SS, L0p, ASPM, clock-down, and APST coordination.· Facilitate bring-up and debugging processes: enumeration, speed negotiation, width detection, stability, and AER/error recovery.· Tune customer requirements focusing on latency/power, performance, reliability, and consistency.· Provide expert knowledge regarding PCIe configuration and extended capability registers.· Act as the technical authority for cross-team and customer escalations.Detailed Responsibilities (End-to-End PCIe for NVMe SSD)1. PHY/MAC IP Review (System Design Perspective)· Understand criteria for PHY/MAC/controller IP, including Gen5/Gen6 readiness and equalization capability.· Review IP documents for compliance features and link speed support.· Specify platform-facing requirements such as retimer/redriver compatibility.2. ASIC/SoC Integration Ownership· Integrate PCIe subsystems focusing on clock handling, reset behavior, and power domains.· Define lane policies for NVMe, including width detection and recovery strategies.

About the Team You'll Join* As a Cloud Engineer (Cloud Platform Development) at Toss, you will be part of the Cloud Engineering Team, responsible for addressing and resolving issues within the Toss service infrastructure through a Cloud Native approach.* Joining this position means becoming a vital member of the Cloud Engineering Team.* Our goal is to optimize the infrastructure for Toss team members, ensuring a resilient system capable of handling large-scale traffic and preparing for potential failures.Your Responsibilities* Beyond utilizing cloud services, you will design, operate, and enhance them directly.* Analyze the infrastructure from a Cloud Engineer's perspective, providing solutions based on Kubernetes and OpenStack.* Implement features for performance optimization and operational automation of virtual infrastructure.* Develop monitoring, metering, and alerting systems to support the stability and efficiency of services at the virtual infrastructure level.* Adapt and improve open-source software for an in-house environment.* Build technical trust in cloud adoption and provide training and guidance to development and operations teams for seamless cloud utilization.We Want to Work With Someone Who* Is proficient in at least one programming language: Python, Golang, or C.* Understands REST APIs and database transactions.* Has knowledge and experience with OS, network, and storage technologies.* Is passionate about learning new technologies and actively applying them in operational environments.* Has a deep understanding of key OpenStack components such as Nova, Neutron, Cinder, Keystone, and experience in performance optimization.* Has experience in service operation and deployment using Kubernetes.A Note for Potential Colleagues"You will have the opportunity to experience cloud platform serving based on the latest trends of CI/CD and TDD."* Our team does not just 'write code.' We lead from problem recognition to infrastructure architecting, allowing you to experience the entire process of feature development, operation, and deployment automation. We constantly experiment with and apply new technologies, aiming for the highest level of operational automation and testing environments.* If you want to experience everything about cloud-native, discover a new career as an infrastructure developer, or are eager to learn more about infrastructure technology, we welcome you!

Welcome to the Journey of Joining daangn Team!At daangn, we strive to create an environment where individuals can grow alongside the company's expansion. We are dedicated to facilitating moments of joy and collaboration with wonderful colleagues. Introducing the Network TeamThe Network Team aims to deliver secure and high-speed network services to daangn customers. We design and operate a network environment optimized for hyperlocal businesses and a global service network, ensuring that daangn users remain seamlessly connected while being responsible for infrastructure stability and scalability.We enhance efficiency by automating repetitive operational tasks and visualize traffic flow and status across the network in real-time to quickly detect issues and respond proactively. Our core role also involves maintaining service quality during traffic surges and protecting the platform from network security threats.Key ResponsibilitiesDesign and operate daangn's Service/Office Network Architecture (Cloud, Wired, Wireless).Design and operate Network Security Architecture.Develop and operate Network Observability and Automation platforms.Ideal CandidateMinimum of 5 years of practical experience in Network Engineering.Understanding and operational experience with routing protocols such as OSPF and BGP.Experience with AWS or GCP cloud network environments (VPC, TGW, NAT Gateway, Cloud WAN, Direct Connect, Cloud Router, Interconnect).Experience operating wired and wireless network devices (Router, Switch, Wireless Controller, Access Point).Experience with NGFW, IPSEC VPN, and SSL VPN (ZTNA) (AWS Network Firewall, Palo Alto, Fortinet).Experience in building network monitoring systems.Ability to troubleshoot through network packet analysis.No restrictions on overseas travel.Preferred QualificationsExperience in network operations within IT companies or large-scale cloud service environments.Deep understanding of Kubernetes environments.Strong knowledge of Zero Trust frameworks.Experience analyzing network packets to block pattern and signature-based security threats.Interest in developing or automating network monitoring platforms (Go, Python, etc.).Proficient with IaC tools such as Terraform or Ansible.Additional InformationFull-time roles include a 3-month probation period.We prioritize candidates with disabilities and veterans in accordance with the 'Act on the Promotion of Employment of Disabled Persons' and 'Act on the Honorable Treatment and Support of Veterans'.Successful video interview candidates will be given assignments, which will be discussed in the role interview.Application Process1. Document screening → 2. Video interview → 3. Role interview (assignment) → 4. Culture fit interview and reference check → 5. Offer.

Join Us in Creating Future Classic Products! At ChannelTalk, we empower sustainable growth for businesses with our all-in-one AI messenger, designed to guide businesses in their direction through meaningful customer conversations. With the philosophy that 'the customer is the answer', we combine CRM-based consultation experiences with AI automation, offering a single solution that enhances customer service efficiency and improves customer experiences. We have achieved over 20% market share in Japan and are rapidly expanding into the U.S. market to establish ourselves as a global SaaS leader. We collaborate with top talent to create a product that symbolizes a generation, akin to Google Search or the iPhone—what we call a “future classic” product. We have many exciting projects ahead! We are looking for talented individuals to join ChannelTalk as a Software Engineer (Backend, Frontend, iOS, Android)! Our development team is divided into Core Team and Feature Team.For more details, please check the following link. (We encourage you to read it!) ChannelTalk Core/Feature Team Overview [Discover the Unique Appeal of ChannelTalk!] Website Blog YouTube Instagram SWE Related Content- CHANNEL DEVTALK 2025- Starting Your Development Career at ChannelTalk- ChannelTalk CTO's Insights on Desired Developers

About Us: Located in the vibrant heart of New York City, Take-Two Interactive Software, Inc. stands as a premier developer, publisher, and marketer of interactive entertainment for a global audience. Our innovative titles are primarily brought to life through our renowned labels: Rockstar Games, 2K, and Zynga. We cater to gamers across various platforms, including consoles, PCs, and mobile devices, ensuring engaging experiences through physical retail, digital downloads, online platforms, and cloud streaming services. Our stock is publicly traded on NASDAQ under the ticker symbol TTWO. For further information about our corporate initiatives and product offerings, please visit our website. Your Role: As the Systems Administrator, you will play a pivotal role in sustaining our technical infrastructure, guaranteeing that our systems remain dependable and that every employee has the necessary tools and access to excel from day one. We seek a proactive, hands-on problem solver who takes ownership of tasks, thrives in a dynamic environment, and is dedicated to providing an exceptional end-user experience. Your Responsibilities: Serve as the on-site point of contact for technical operations and support across all production and development environments. Collaborate with development teams to assess their support needs and deliver the required resources to achieve ambitious goals. Ensure timely updates and resolutions to all client requests and operational issues. Assist in organizing offsite events, including setup, support, and teardown. Demonstrate a passion for delivering outstanding client experiences and support. Show inquisitiveness and ambition in seeking opportunities to automate and enhance service delivery. Adapt quickly to changing priorities in a fast-paced environment. Facilitate employee onboarding, ensuring new staff are fully equipped to work on their first day. Oversee inventory and asset management for company-provided equipment and software. Provide support for audio/visual hardware setup and breakdown, along with conference room and video conferencing arrangements. Work independently and respond promptly to emergencies, including after-hours and weekends, with mobile accessibility. Willingness to undertake local travel as required. What You Bring: 3-5 years of experience with Windows 10, MacOS, and Microsoft Office. Strong troubleshooting skills and the ability to work under pressure. Proficiency in managing technical support in a corporate environment. Excellent communication skills and a customer-focused mindset. Ability to learn quickly and adapt to new technologies.

About the Team The Data Engineer (CPC) position will be part of the CPC Platform team within the Data Division of Tossbank. The CPC Platform team is dedicated to building a reliable data framework to meet various regulatory requirements (CPC, disclosures, regular reports, etc.) from financial authorities, enhancing both Tossbank's external credibility and internal operational efficiency through automation and advancement. This team thrives in an environment that demands frequent and complex queries, high standards of data integrity, and reproducible data management, allowing members to solve diverse problems while deepening their understanding of the banking domain and data engineering skills. Key Responsibilities Implement and respond to external data requests from financial authorities (CPC, disclosures, periodic reports) through system integration. Design, develop, and operate necessary data marts and dashboards for the required data. Ensure the reliability of reporting systems through data quality management (DQ). Collaborate with various departments such as lending, deposits, cards, and delinquency to provide data support for data-driven decision-making. Systematically manage reporting tasks based on banking laws and regulations. Ideal Candidate Profile Proficient in SQL, capable of extracting necessary data accurately and efficiently. Interested in exploratory data analysis and deriving meaningful insights. Enthusiastic about building and managing information systems or data warehouses and dashboards. Possess a strong sense of responsibility for data quality, capable of leading smooth collaboration with related departments. Curious about technologies and tools for automation and system optimization beyond simple data tasks. Understanding or interest in open-source and Hadoop-based data environments is a plus. Welcomes junior candidates with a willingness to learn and adaptability to new technologies over financial domain expertise. Resume Submission Tips Detail impactful projects you've worked on, highlighting your proactive roles and the outcomes of your contributions. If applicable, describe your experiences responding to requests from financial authorities or external agencies, including your analysis of requirements and resolution strategies. Share experiences where you deeply engaged with your work, demonstrating your analysis of root causes and structural improvements. Discuss any instances where you proposed or considered improvements beyond existing practices, focusing on the process and results. Application Journey at Tossbank Application Submission > Job Interview > Cultural Fit Interview > Reference Check > Salary Negotiation > Final Acceptance and Onboarding Important Notes Any discrepancies in submitted resumes or disciplinary actions during employment history may lead to cancellation of the hiring process. Candidates who meet disqualification criteria as per Article 8 of Tossbank's employment regulations may have their applications canceled. Individuals with disabilities or veterans will receive preferential treatment as per relevant laws during the application process. A Word for Future Colleagues "You can grow your career in various paths such as Data or Finance sectors at Tossbank."

Role Overview Tosscareers is hiring an OpenStack Cloud Engineer in Seoul. This role focuses on designing, deploying, and managing cloud infrastructure using OpenStack. The engineer will help shape and maintain Tosscareers’ cloud services. What You Will Do Design and implement cloud infrastructure solutions with OpenStack Deploy and manage cloud environments to support business needs Work to improve the scalability, reliability, and security of cloud services What We Look For Hands-on experience with OpenStack Strong interest in cloud technologies Ability to support innovation and operational improvements in cloud environments Location This position is based in Seoul.

The Network Engineer role at Toss is part of the Infra Engineering Tribe in Seoul. This team collaborates with System Engineers and InfraOps Engineers to deliver infrastructure that keeps Toss services reliable, fast, and secure. The work supports Toss’s mission to advance financial technology and innovation. Role overview Build and manage network infrastructure for a range of Toss services. Develop and operate monitoring systems to ensure smooth network operations. Optimize network performance, addressing issues to maintain high service quality. Requirements Less than 5 years of experience in network construction. Strong understanding and hands-on experience with L2/L3 data center networks. Demonstrated initiative to improve networks and expand technical skills. Familiarity with TCP/IP and troubleshooting based on it is preferred. Experience working with others to identify and resolve network issues is valued. Experience with IPSEC VPN and L4 (SLB) is a plus. Knowledge of traffic or log monitoring using open source tools is advantageous. Resume tips Describe two memorable cases where technical issues were resolved, such as optimizations or bug fixes. Highlight project contributions, specifying your role, the technology stack, and improvements made before and after your involvement. Hiring process Application submission Job interview Cultural fit interview Reference check Salary negotiation Final acceptance and onboarding

About the Team You Will Join The Internal System Engineer position at Toss Securities is responsible for managing in-house infrastructure and IT support, collaborating closely with IT Managers and Internal Network/System Engineers. You will design both wired and wireless networks for the headquarters and remote locations, while integrating user-centric security technologies to create a seamless work environment. Your role will focus on enhancing internal infrastructure and operational efficiency, allowing Toss Securities colleagues to concentrate on their work. Your Responsibilities Upon Joining Establish and operate in-house VDI/HCI/virtualization infrastructure. Oversee the deployment and management of the Horizon VDI environment. Build and manage the necessary servers and HCI infrastructure. Streamline repetitive tasks through automation and scripting solutions. We Are Looking for Someone Who Has experience in building and managing servers based on Windows and Linux. Is capable of establishing and operating hypervisor environments such as VMware and Docker. Can manage VMware Horizon-based VDI environments. Possesses experience in setting up and operating various infrastructure services such as DNS, DHCP, AD, and SMB. Has basic knowledge of NAC, VPN, and DLP technologies. Has experience in establishing and managing monitoring tools like Prometheus, Grafana, and Zabbix. Is proficient in automation development using Python, PowerShell, and Ansible. Journey to Joining Toss Securities Application > Job Interview > Cultural Fit Interview > Reference Check > Salary Negotiation > Final Acceptance and Onboarding Please Note If any false information is found in the resume or if disciplinary actions are confirmed during employment, the recruitment may be canceled. Applicants who fall under the hiring restrictions or disqualifying reasons according to Toss Securities regulations may have their applications canceled. Individuals with disabilities or who are veterans will be given preferential treatment according to relevant laws. A Word for Future Colleagues> "You can experience everything as a System Engineer." - I joined Toss Securities after working as a System Engineer in a mobile service company with large traffic. In my previous role, I managed numerous platforms, but at Toss Securities, I realized I had a superficial understanding of infrastructure operations. Here, I closely collaborate with various departments and gain a comprehensive understanding of the overall architecture. I recommend Toss Securities for System Engineers who are eager to learn, passionate about their work, and seeking the best environment for a career quantum leap!

Join our dynamic team where innovation meets collaboration.About the TeamAs a System Engineer at Toss Securities, you will be part of the System Engineering Team alongside InfraOps Engineers.You will be responsible for building and supporting systems for external and internal clients, managing our IDC, and collaborating with exceptional team members from various sectors including finance, commerce, portals, and gaming.We focus on enabling product teams to concentrate solely on their products by building robust infrastructure capable of handling large-scale traffic and driving automation for faster product releases.Your ResponsibilitiesManage and support infrastructure for Toss Securities including servers, OS, SAN, storage, and backup systems.Allocate server equipment for new services and integrate them with existing services.Operate and manage our IDC and public cloud infrastructure.Who We're Looking ForExperience with system engineering and operations based on Linux OS for less than 5 years.Ability to collaborate with developers using scripting languages (Shell, Python, Perl, Ruby, etc.) for infrastructure management.Strong handling of Linux systems and good business understanding of services is preferred.Experience in building and operating system automation deployment solutions is a plus.Resume RecommendationsPlease detail two memorable cases of technical problem-solving (optimization, error fixing, etc.).Provide detailed descriptions of projects you've contributed to (project duration, your role, technology stack used, improvements made, etc.).List the versions of the OS and major solutions you have worked with.Application Journey at Toss SecuritiesApplication submission > Job interview > Cultural fit interview > Reference check > Negotiation > Final acceptance and onboardingAdditional InformationIf any false information is found in your resume or any disciplinary actions in your employment history are confirmed, your application may be canceled.

Join Our Data Platform Team!As a Data Engineer at Toss, you will be part of our Data Platform Team.The team consists of Data Engineers and Data Analytics Engineers.We are responsible for building platforms and data pipelines essential for analyzing the services provided by Toss.Your ResponsibilitiesDevelop and operate OLAP (Online Analytical Processing) based data pipelines.Design and optimize systems for reliable operation of large-scale data analysis and real-time/batch data pipelines.Develop and manage batch and streaming pipelines to load various types of data generated at Toss.Continuously improve data models and processing logic based on service requirements.We Are Looking For Candidates Who HaveExperience operating services in a Kubernetes (K8s) based environment.Experience in designing and operating data streaming pipelines using Kafka and Kafka Connect.Experience in processing large volumes of data using Apache Spark (Batch/Structured Streaming).Additional Skills That Would Be a PlusExperience in operating and tuning MPP/OLAP engines like StarRocks or ClickHouse.Experience in building Data Lakehouses using Open Table Formats such as Apache Iceberg, Hudi, or Delta Lake.Experience in real-time data processing using streaming frameworks like Kafka Streams or Apache Flink.Experience in designing and operating ETL pipelines based on Airflow.Your Journey to Join TossApplication Submission > Job Interview > Cultural Fit Interview > Reference Check > Compensation Negotiation > Final Offer

Role overview Airwallex is seeking an Engineering Manager for the GTPN Platform in Seoul. This position leads a group of engineers dedicated to improving the platform’s features and reliability. The role involves close collaboration with teams throughout the company to achieve technical goals and support ongoing enhancements. What you will do Guide and mentor engineers working on the GTPN Platform Oversee projects that expand and strengthen the platform’s capabilities Collaborate with cross-functional teams to meet project objectives Promote a culture that prioritizes technical quality and creative problem-solving Location This role is based in Seoul, South Korea.