Senior Security Engineer (Digital Forensics & eDiscovery)

Ultra Tendency

ABOUT ULTRA TENDENCY Ultra Tendency is a leading data and AI consultancy helping organizations accelerate digital transformation through modern data platforms, advanced analytics, and AI-driven solutions. As a trusted partner to enterprise customers across Europe, we specialize in delivering cloud-native data architectures and scalable solutions that unlock business value. We are expanding our Databricks practice and are looking for an experienced Senior Databricks Consulting Engineer to work closely with our clients and delivery teams across APJ & EMEA. ---------------------------------------------------------------------------------------------------------------------------------- THE ROLE As a Senior Databricks Consulting Engineer, you will serve as a trusted technical advisor and strategic partner to enterprise customers. You will guide organizations through their data and AI transformation journeys, helping them design, implement, and optimize modern data platforms built on Databricks. You will combine deep technical expertise with strong stakeholder management skills to ensure customers realize measurable value from their Databricks investments. Working alongside client teams, executives, engineers, and Ultra Tendency consultants, you will lead architecture decisions, promote best practices, and drive successful adoption of the Databricks Lakehouse Platform. This is a highly customer-facing role requiring both hands-on technical capability and executive-level communication skills. ---------------------------------------------------------------------------------------------------------------------------------- KEY RESPONSIBILITIES CUSTOMER ADVISORY & ARCHITECTURE * Act as the primary technical advisor for strategic Databricks customers. * Design and review scalable data, analytics, and AI architectures leveraging the Databricks Lakehouse Platform. * Lead architecture workshops, solution design sessions, and technical roadmap discussions. * Translate business requirements into technical solutions and implementation plans. * Advise customers on platform modernization, cloud migration, data governance, and AI initiatives. SOLUTION DELIVERY & OPTIMIZATION * Support the successful implementation and adoption of Databricks solutions. * Review data engineering, analytics, machine learning, and GenAI workloads for scalability, performance, security, and cost optimization. * Identify and resolve technical blockers during customer engagements. * Drive architectural best practices for data pipelines, Lakehouse design, Unity Catalog, governance, and platform operations. TECHNICAL LEADERSHIP * Serve as a subject matter expert on Databricks capabilities and emerging data & AI technologies. * Mentor customer teams and Ultra Tendency consultants on architecture patterns and best practices. * Deliver executive presentations, technical workshops, and enablement sessions. * Contribute to reusable assets, reference architectures, and practice development initiatives. BUSINESS DEVELOPMENT SUPPORT * Partner with sales and account teams during strategic customer engagements. * Support technical discovery, solution positioning, and proposal development. * Provide architecture guidance during pre-sales and proof-of-concept activities. * Identify opportunities for platform expansion and increased customer value. ---------------------------------------------------------------------------------------------------------------------------------- REQUIRED QUALIFICATIONS * 7+ years of experience in data engineering, cloud architecture, analytics, or related fields. * 3+ years working with Databricks in enterprise environments. * Strong expertise in modern data platform architecture and cloud-native solutions. * Hands-on experience designing and implementing Lakehouse architectures. * Strong knowledge of: * Databricks Data Intelligence Platform * Apache Spark * Delta Lake * Unity Catalog * Data Governance & Security * Data Warehousing and Lakehouse Design * ETL/ELT Architectures * Data Modeling * Experience with at least one major cloud platform: * Microsoft Azure (preferred) * AWS * Google Cloud Platform * Proficiency in: * Python * SQL * Spark * Experience engaging with executive stakeholders and technical leadership teams. * Excellent communication and presentation skills in English & Korean. PREFERRED QUALIFICATIONS * Databricks certifications such as: * Databricks Certified Data Engineer Professional * Databricks Certified Solutions Architect * Databricks Certified Machine Learning Professional * Experience with: * Generative AI and LLM solutions * MLflow * MLOps * Data Governance frameworks * Data Mesh architectures * Real-time and streaming data platforms * Experience in consulting or professional services environments. * Additional language skills in German, Spanish, Portuguese, Japanese or Chinese are highly desirable. ---------------------------------------------------------------------------------------------------------------------------------- WHAT SUCCESS LOOKS LIKE * Customers successfully adopt and scale Databricks solutions. * Complex technical challenges are resolved quickly and effectively. * Executive stakeholders view you as a trusted advisor. * Best practices are consistently applied across customer environments. * Customer satisfaction, platform utilization, and business outcomes improve measurably. ---------------------------------------------------------------------------------------------------------------------------------- WHY JOIN ULTRA TENDENCY? * Work with leading enterprise customers across APJ & EMEA. * Be part of a rapidly growing Data & AI consultancy. * Access to cutting-edge technologies in Data Engineering, Analytics, AI, and GenAI. * Opportunity to shape and expand Ultra Tendency's Databricks practice. * Continuous learning and certification support. * Flexible and remote-friendly working environment. * Competitive compensation package. * Collaborative, entrepreneurial, and international culture. ---------------------------------------------------------------------------------------------------------------------------------- ELIGIBILITY Applicants must currently reside in South Korea and possess the legal right to work in the country. Unfortunately, we are unable to provide relocation assistance or visa sponsorship for this position. ABOUT US Ultra Tendency is an international Data Engineering consultancy specializing in Big Data, Cloud, Streaming, IIoT, and Microservices. Since 2010, we have helped leading organizations—including the European Central Bank, Deutsche Telekom, and Europe’s largest automotive manufacturer—build and operate large-scale, data-driven platforms. With 8 offices across 10 countries and a growing global team, we combine deep technical expertise with a strong commitment to open source. Our consultants actively contribute to projects such as Apache Kafka, Apache NiFi, Terraform, and Ansible, and we are a trusted Databricks partner. At Ultra Tendency, you'll work on challenging projects that push the boundaries of Data and AI while collaborating with talented colleagues in a culture built on learning, knowledge sharing, and mutual support. We evaluate candidates based on skills, experience, and business fit, and welcome applicants from all backgrounds. Data privacy statement: Data Protection for Applicants – Ultra Tendency

Coupang

Company Introduction    We exist to wow our customers. We know we’re doing the right thing when we hear our customers say, “How did we ever live without Coupang?” Born out of an obsession to make shopping, eating, and living easier than ever, we’re collectively disrupting the multi-billion-dollar e-commerce industry from the ground up. We are one of the fastest-growing ecommerce companies that established an unparalleled reputation for being a dominant and reliable force in South Korean commerce.   We are proud to have the best of both worlds — a startup culture with the resources of a large global public company. This fuels us to continue our growth and launch new services at the speed we have been since our inception. We are all entrepreneurial surrounded by opportunities to drive new initiatives and innovations. At our core, we are bold and ambitious people that like to get our hands dirty and make a hands-on impact. At Coupang, you will see yourself, your colleagues, your team, and the company grow every day.    Our mission to build the future of commerce is real. We push the boundaries of what’s possible to solve problems and break traditional tradeoffs. Join Coupang now to create an epic experience in this always-on, high-tech, and hyper-connected world.   Job Overview   Coupang Pay, a fintech subsidiary of Coupang Corp, provides payment gateway services for our growing and diverse business and customers. We focus on providing innovative payment and financial service solutions to all people and businesses that use Coupang’s platforms, ranging from the customers who make a purchase on coupang.com and use Coupang Eats service, the merchants who sell on Coupang’s open market platform, and the restaurants that use Coupang Eats delivery service. Coupang Pay strives to innovate all our customers’ payment-related experiences with the team members who have the most diverse fintech experiences and have a good understanding of Coupang’s business.   Why Coupang Pay?   * Shape the future of digital payments in one of the world’s fastest-growing e-commerce ecosystems. * Own mission-critical systems serving millions of customers at global scale. * Work in an inclusive, high-impact culture that values innovation, speed, and craftsmanship. * Competitive compensation, equity, benefits, and continuous learning opportunities.   Key Responsibilities   We are seeking a Sr. Staff Back-end Engineer who is both a visionary technical leader and a hands-on builder. This role combines architectural ownership, full-stack development, and distributed systems expertise to deliver payment systems with industry-leading scale, resiliency, and speed.   In this role, you will lead the technical roadmap and define FinTech Lending products from the ground up. Your system will directly power the financial health of millions of consumers and small business sellers across multiple Asian markets.   Hands-on Architecture & Development * Architect, design, and implement complex, distributed, cloud-native systems spanning frontend, backend, APIs, data pipelines, and infrastructure. * Write and review production-grade code; optimize critical paths for performance, reliability, and correctness. * Lead by example in code quality, observability, CI/CD, and security. Operate at Scale & Speed * Deliver mission-critical features to millions of users with rapid iteration while maintaining high availability and data integrity. * Optimize systems for concurrency, throughput, and cost efficiency under heavy global loads. * Participate in on-call rotation and drive continuous improvements in reliability and incident prevention. Full-Stack & Distributed Systems Leadership * Own large-scale payment microservices, event-driven pipelines, caching systems, and real-time APIs. * Guide teams across web/mobile frontends, middleware, and backend services to ensure cohesive and performant experiences. * Spearhead adoption of best practices in distributed computing, fault tolerance, and multi-region scaling. Innovation & Emerging Technology * Drive adoption of AI/ML technologies—build or integrate AI agents and intelligent automations into payment workflows. * Stay ahead of fintech innovation, evaluating and deploying new technologies to improve customer experience and system resilience. Leadership & Mentorship * Mentor senior engineers and Sr.Staff-level peers, fostering a culture of innovation, technical rigor, and rapid delivery. * Collaborate cross-functionally with product, design, and infrastructure leaders to shape both technical vision and product strategy.   Basic Qualifications * Bachelor’s degree in Computer Science, Software Engineering, or related field. * 15+ years of software engineering experience, with proven success in large-scale distributed systems * Deep expertise in full-stack development (Java, Go, Python, JavaScript/TypeScript, or equivalent) and core payment systems. * Hands-on architecture and design experience with microservices, event-driven systems, APIs, and real-time data processing. * Strong fundamentals in algorithms, data structures, concurrency, and system design. * Proven ability to deliver rapidly and reliably in fast-paced, high-growth environments   Preferred Qualifications * Master’s or PhD in Computer Science or related technical discipline. * Payment systems experience at top global fintech companies. * Experience in high-scale ledgering and transaction engines. * Experience in credit risk and real-time decisioning system. * Experience in core lending platform lifecycle. * Experience in cloud infrastructure and resiliency (99.999% availability). * Experience in financial security, compliance and API openness. * Deep knowledge of distributed microservices, cloud-native architectures (Kubernetes, containerization, serverless), and multi-region scaling. * Experience in dealing with and resolving the issues that occur when an organization grows and the systems get complicated * Publications, patents, or open-source contributions in distributed systems, payments, or AI applications. * Fluent English (Korean a plus); strong communication skills with global stakeholders.   Recruitment Process and Others  Recruitment Process   * Application Review - Phone Interview - Onsite (or Virtual Onsite) Interview – Offer  * The exact nature of the recruitment process may vary according to the specific job and may be changed due to scheduling or other circumstances.  * Interview schedules and the results will be informed to the applicant via the e-mail address submitted at the application stage.    Details to Consider   * This job posting may be closed prior to the stated end date for application if all openings are filled.     * Coupang has the right to rescind an offer of employment if a candidate is found to have submitted false information as part of the application process.     * Coupang does not discriminate against disabled applicants or those with veteran status. We are proud to offer equal opportunities for all applicants.  * Job titles and responsibilities may be subject to change depending on the candidate’s overall experience, etc. This will be communicated to the candidate at the appropriate time before the offer.   Privacy Notice   * Your personal information will be collected and managed by Coupang as stated in the Application Privacy Notice located below.  * https://www.coupang.jobs/en/privacy-policy/   Document Return Policy * This notification is given pursuant to Article 11 (6) of the Fair Hiring Procedure Act.   * A job applicant, who has applied but not been finally selected for a position at Coupang (the “Company”), may request the Company to return his/her hiring documents submitted pursuant to the Fair Hiring Procedure Act.  However, this will not apply where the hiring documents were submitted via the website of the Company or e-mail, or where the job applicant submitted those documents voluntarily without a request from the Company.  In addition, if the hiring documents were destroyed due to a natural disaster or any other reasons not attributable to the Company, such documents will be deemed to have been returned to the job applicant.  * A job applicant who wishes to request the return of his/her hiring documents pursuant to the main sentence of paragraph 2 above should fill out a “Request for Return of Hiring Documents” [Annex Form No. 3 in the Enforcement Rule of the Fair Hiring Procedure Act] and submit the request to the Company (Coupang Recruiting Team, Tower 730, 570 Songpa-daero, Songpa-gu, Seoul). In such case, within fourteen (14) days from the date of identifying the receipt of the request, the Company will send the hiring documents to the job applicant’s designated address via registered mail.  Please be informed that the job applicant is required to pay the postage on the registered mail.   * In preparation for a job applicant’s request for the return of hiring documents pursuant to the main sentence of paragraph 2 above, the Company shall retain the original hiring documents submitted by the job applicant for 180 days from the completion of the recruiting process.  If no request is made until the end of this period, all of his/her hiring documents will be destroyed immediately in accordance with the Personal Information Protection Act.

Coupang

Coupang Pay, a fintech subsidiary of Coupang Corp, provides payment gateway services for our growing and diverse business and customers. We focus on providing innovative payment and financial service solutions to all people and businesses that use Coupang’s platforms, ranging from the customers who make a purchase on coupang.com and use Coupang Eats service, the merchants who sell on Coupang’s open market platform, and the restaurants that use Coupang Eats delivery service. Coupang Pay strives to innovate all of our customers’ payment-related experiences with the team members who have the most diverse fintech experiences and have a good understanding of Coupang’s business.   Key Responsibilities We are seeking a Sr. Staff Back-end Engineer who is both a visionary technical leader and a hands-on builder. This role combines architectural ownership, full-stack development, and distributed systems expertise to deliver payment systems with industry-leading scale, resiliency, and speed. Hands-on Architecture & Development * Architect, design, and implement complex, distributed, cloud-native systems spanning frontend, backend, APIs, data pipelines, and infrastructure. * Write and review production-grade code; optimize critical paths for performance, reliability, and correctness. * Lead by example in code quality, observability, CI/CD, and security. Operate at Scale & Speed * Deliver mission-critical features to millions of users with rapid iteration while maintaining high availability and data integrity. * Optimize systems for concurrency, throughput, and cost efficiency under heavy global loads. * Participate in on-call rotation and drive continuous improvements in reliability and incident prevention. Full-Stack & Distributed Systems Leadership * Own large-scale payment microservices, event-driven pipelines, caching systems, and real-time APIs. * Guide teams across web/mobile frontends, middleware, and backend services to ensure cohesive and performant experiences. * Spearhead adoption of best practices in distributed computing, fault tolerance, and multi-region scaling. Innovation & Emerging Technology * Drive adoption of AI/ML technologies—build or integrate AI agents and intelligent automations into payment workflows. * Stay ahead of fintech innovation, evaluating and deploying new technologies to improve customer experience and system resilience. Leadership & Mentorship * Mentor senior engineers and Sr.Staff-level peers, fostering a culture of innovation, technical rigor, and rapid delivery. * Collaborate cross-functionally with product, design, and infrastructure leaders to shape both technical vision and product strategy.   Basic Qualifications * Bachelor’s degree in Computer Science, Software Engineering, or related field. * 15+ years of software engineering experience, with proven success in large-scale distributed systems * Deep expertise in full-stack development (Java, Go, Python, JavaScript/TypeScript, or equivalent) and core payment systems. * Hands-on architecture and design experience with microservices, event-driven systems, APIs, and real-time data processing. * Strong fundamentals in algorithms, data structures, concurrency, and system design. * Proven ability to deliver rapidly and reliably in fast-paced, high-growth environments   Preferred Qualifications * Master’s or PhD in Computer Science or related technical discipline. * Payment systems experience at top global fintech companies (e.g., Stripe, PayPal, Razorpay, JusPay, AliPay, Visa, Adyen, Square, Mastercard). * Hands-on experience building and deploying AI Agents (GenAI, RAG, workflow automation, LLMs) into production-scale systems. * Deep knowledge of distributed microservices, cloud-native architectures (Kubernetes, containerization, serverless), and multi-region scaling. * Experience in dealing with and resolving the issues that occur when an organization grows in size and the systems get complicated * Publications, patents, or open-source contributions in distributed systems, payments, or AI applications. * Fluent English (Korean a plus); strong communication skills with global stakeholders.   Why Coupang Pay? * Shape the future of digital payments in one of the world’s fastest-growing e-commerce ecosystems. * Own mission-critical systems serving millions of customers at global scale. * Work in an inclusive, high-impact culture that values innovation, speed, and craftsmanship. * Competitive compensation, equity, benefits, and continuous learning opportunities.   Recruitment Process and Others: Recruitment Process * Application Review - 1st Interview - Virtual Onsite Interviews - Offer * The exact nature of the recruitment process may vary according to the specific job and may be changed due to scheduling or other circumstances. * Interview schedules and the results will be informed to the applicant via the e-mail address submitted at the application stage. Things to Consider * This job posting may be closed prior to the stated end date for application if all openings are filled. * Coupang has the right to rescind an offer of employment if a candidate is found to have submitted false information as part of the application process. * Coupang does not discriminate against disabled applicants or those with veteran status. We are proud to offer equal opportunities for all applicants. Privacy Notice * Your personal information will be collected and managed by Coupang as stated in the Application Privacy Notice located below. * https://www.coupang.jobs/en/privacy-policy/ Document Return Policy * This notification is given pursuant to Article 11 (6) of the Fair Hiring Procedure Act. * A job applicant, who has applied but not been finally selected for a position at Coupang (the “ Company ”), may request the Company to return his/her hiring documents submitted pursuant to the Fair Hiring Procedure Act. However, this will not apply where the hiring documents were submitted via the website of the Company or e-mail, or where the job applicant submitted those documents voluntarily without a request from the Company. In addition, if the hiring documents were destroyed due to a natural disaster or any other reasons not attributable to the Company, such documents will be deemed to have been returned to the job applicant. * A job applicant who wishes to request the return of his/her hiring documents pursuant to the main sentence of paragraph 2 above should fill out a “Request for Return of Hiring Documents” [Annex Form No. 3 in the Enforcement Rule of the Fair Hiring Procedure Act] and submit the request to the Company by email (recruitingops@coupang.com) In such case, within fourteen (14) days from the date of identifying the receipt of the request, the Company will send the hiring documents to the job applicant’s designated address via registered mail. Please be informed that the job applicant is required to pay the postage on the registered mail. * In preparation for a job applicant’s request for the return of hiring documents pursuant to the main sentence of paragraph 2 above, the Company shall retain the original hiring documents submitted by the job applicant for 180 days from the completion of the recruiting process. If no request is made until the end of this period, all of his/her hiring documents will be destroyed immediately in accordance with the Personal Information Protection Act. Equal Opportunities for All Coupang is an equal opportunity employer. Our unprecedented success could not be possible without the valuable inputs of our globally diverse team.