Abrar Admin

xaans

Company: XaansLocation: Remote (Must be available to work Central Time hours)Position Type: Full-TimeSalary Range: $2k-$3k per monthAbout the RoleXAANs is building and evolving a high-performance, enterprise-grade database platform used for large-scale, mission-critical systems. We&rsquo;re looking for a senior-level engineer who understands database internals deeply and can own complex, low-level systems work end to end.This is not an application-layer role. This is core engineering. If you haven&rsquo;t worked close to the metal or inside a database kernel, this job is not for you.What You&rsquo;ll DoDesign, build, and improve core database features with a strong focus on security, scalability, reliability, and performanceOwn architecture and implementation of database kernel componentsWrite high-performance C++ code for distributed, multi-threaded systemsBuild systems that run correctly and efficiently across clustersIdentify and fix complex server-side issues, including hard-to-reproduce production bugsCreate proof-of-concept solutions to validate new ideas and architecturesWork closely with product, QA, and documentation teams to deliver features that are production-readyLead technical discussions and make architecture-level decisionsMentor engineers and enforce strong engineering standardsWhat We&rsquo;re Looking For5+ years working on database internals or core data-processing systems5+ years building distributed and multi-threaded systemsStrong, modern C++ skills (performance matters here)Deep understanding of concurrency, memory management, and system-level debuggingComfortable debugging low-level issues using tools like GDBSolid experience with Linux/Unix systems (Windows is a plus, not a requirement)Familiarity with cloud environments (AWS, Azure) and containerized deploymentsExperience with version control systems like Git or SVNStrong grasp of the full software development lifecycleBachelor&rsquo;s or Master&rsquo;s in Computer Science, or equivalent real-world experienceNice to Have (Not Mandatory)Experience with NoSQL or hybrid database systemsKnowledge of query languages like XQuery or JavaScriptBackground in fault-tolerant system design and performance tuningUnderstanding of web and network protocolsExperience working with JSON, XML, or similar document formatsBottom LineThis role is for someone who:Thinks in systems, not featuresCares about correctness, performance, and long-term maintainabilityCan lead technically without needing hand-holdingIs comfortable taking responsibility for critical infrastructureJob Type: Full-timeWork Location: Remote

Senior C++ Database Systems Engineer (Core Engine)

Role OverviewWe are seeking a Payment Systems Architect or Senior Technical Business Analyst to lead the design and documentation of complex payment system transformations. This role requires someone who can bridge business requirements, technical architecture, and cross-functional stakeholder management in a fast-paced enterprise environment.Key ResponsibilitiesArchitecture &amp; Design<ul><li>Design end-to-end payment authorization and capture strategies across multiple channels (e-commerce, point-of-sale, call centers, B2B)</li><li>Create comprehensive Architecture Decision Records (ADRs) documenting system context, business flows, technical sequences, and implementation considerations</li><li>Define integration patterns between payment providers, order management systems, and downstream fulfillment processes</li><li>Architect webhook handling, event-driven flows, and asynchronous payment processing patterns</li></ul>Technical Analysis &amp; Problem Solving<ul><li>Analyze complex payment scenarios including multi-capture, split payments, authorization lifecycles, and cancellation strategies</li><li>Evaluate trade-offs between different authorization types (FinalAuth vs PreAuth), payment methods, and network-specific requirements</li><li>Design error handling, retry logic, and edge case management for payment failures</li><li>Assess cost implications of different approaches (network fees, authorization strategies, transaction timing)</li></ul>Stakeholder Management &amp; Communication<ul><li>Lead technical discussions with cross-functional teams (frontend, backend, operations, business stakeholders)</li><li>Translate business requirements into technical specifications and vice versa</li><li>Ask probing questions to uncover hidden requirements, risks, and implementation gaps</li><li>Facilitate decision-making when requirements are ambiguous or conflicting</li></ul>Documentation &amp; Knowledge Transfer<ul><li>Create detailed technical documentation including system diagrams, sequence flows, business process diagrams, and data mappings</li><li>Document assumptions, open questions, and decision rationale</li><li>Maintain clarification logs and track outstanding items with external vendors</li><li>Produce documentation accessible to both technical and non-technical audiences</li></ul>Required Skills &amp; Experience<ul><li>Technical Foundation (5+ years)</li><li>Payment processing fundamentals: Authorization/capture flows, tokenization, card network operations, settlement processes</li><li>System integration: REST APIs, webhooks, event-driven architectures, asynchronous processing</li><li>Enterprise architecture: Distributed systems, legacy system integration (AS400/mainframe experience beneficial), microservices patterns</li><li>Data modeling: Payment state machines, transaction lifecycles, idempotency patterns</li><li>Business Analysis (3+ years)</li><li>Requirements gathering and analysis in complex, multi-stakeholder environments</li><li>Gap analysis and impact assessment for system changes</li><li>Process mapping and workflow optimization</li><li>Cost-benefit analysis and business case development</li></ul>Analytical &amp; Problem-Solving Skills<ul><li>Strategic thinking: Ability to see &quot;big picture&quot; while managing technical details</li><li>Risk assessment: Identify edge cases, failure scenarios, and mitigation strategies</li><li>Critical questioning: Challenge assumptions, identify missing requirements, surface hidden dependencies</li><li>Decision frameworks: Evaluate options systematically using cost, risk, complexity, and customer impact</li></ul>Communication &amp; CollaborationLead technical meetings and facilitate productive discussionsTranslate complex technical concepts for business audiencesWrite clear, concise documentation with appropriate level of detailComfortable working across time zones with global teamsAbility to push back constructively when requirements need clarificationPreferred Qualifications<ul><li>Domain Knowledge</li><li>E-commerce payment flows (checkout, cart abandonment, order management)</li><li>Omnichannel retail (online, in-store, call center integration)</li><li>Payment gateway integrations (while specific provider experience not required, understanding integration patterns essential)</li><li>Fraud prevention systems and authentication flows</li><li>Buy Now Pay Later (BNPL) or alternative payment methods</li></ul>Technical Breadth<ul><li>Multiple programming paradigms (object-oriented, event-driven, functional)</li><li>Database design and data migration strategies</li><li>API design principles and versioning strategies</li><li>Security best practices (PCI compliance, tokenization, encryption)</li></ul>Specialized Experience<ul><li>Card network rules (Visa, Mastercard, Amex, Discover, UnionPay)</li><li>International payment processing and currency handling</li><li>Legacy system modernization projects</li><li>Large-scale payment migrations with zero-downtime requirements</li></ul>Job Type: Full-timePay: Rs500,000.00 - Rs600,000.00 per monthWork Location: Remote

Senior Manager, Engineering – Payments

Join xaans and explore 2   exciting career opportunities. They're hiring for various roles with options for remote or on-site work. Apply today and become part of their innovative team.

xaans

About Company

Senior C++ Database Systems Engineer (Core Engine)

Senior Manager, Engineering – Payments