Hartree Partners

Headed a DevOps engineering team responsible for developing trading models, backtesting historical data, front end development and various integration and operations of trading through process automation and monitoring and providing 24/7/365 production support.  Responsible for all incident tracking, escalation, and resolution for all issues related to the front office, OMS, trade breaks, risks, and PnL issues.

Head of Quantitative Research & Trading

Architected and deployed a fully functional, automated, scalable and high available low latency, high-frequency QEP trading, and execution platform to a collocated data center in an aggressive timeline on time and within budget.

•  Lead and deliver strategic, tactical and operation projects engagement using the industry's best methodologies, establishing standards and frameworks, processes and setting up a governance structure to align with the business strategies to meet the business objectives, requirements, and desired outcome.
• Disseminated real-time marketdata firmwide to all 11 Hartree's global offices.
• Developed tasked automation (RPA) and ETL pipelines with batch processing and providing historical multi-years market data for backtesting and all trading operations including end-of-day processing.
• Developed a homegrown continuous integration and continuous deployment (CI/CD) system (pre-Jenkins) to managed platform code deployment from development to production.
• Architected, developed and integrate a post-trade killswitch monitoring (DEFCon) to govern QEP real-time trading executions via API that are event-based and data-driven.
• Relationship management with various hardware and software vendors and solely responsible for negotiating, purchasing and procurement of hardware and software supporting the QEP Platform. 
• Assisted Hartree Global IT design and implemented various digital transformation Infrastructure projects (IoT/Mobility, VoIP, IAM, etc.) migrating to Cloud services, ensuring the architecture, design implementation, and security are sound.

Director of Quantitative Infrastructure

IT Korperasi, LLC

Provides dynamic solutions for various verticals, including IT solutions, IT consulting, IT Services, Project Management, Data Center Consolidation and Infrastructure and Solutions Architect.  Help enterprise in defining, designing, implementing, testing and operating IT based entities that leverage on core disruptive technologies.

Enterprise Infrastructure Solution Architect for Ernst & Young (Big 4), Secaucus NJ
    • Data Center Consolidation Projects - remediation, consolidate and redesigning infrastructure to support n-tier client server architecture with variant complexity from over 700 global data rooms to three global data centers.
    • Design solution and validate enterprise archiving solution to Far East Asia EY's partners data room to meet their local country data privacy complaince and regulatory rules.
    • Architect highly available and scalable web-based file storage repository (based on WebDAV) to support ASP.NET web applications integration with Microsoft Navision used by various EY's global businesses partners in various EMEIA countries.

Entrepreneur, Founder & CEO

Two Sigma Investments, LLC

Architected a highly available, scalable and secure system infrastructure.  Manage a team of systems engineers, project lead a variety of solutions architecture and delivery of services to support all the various trading platforms.  Ensure technical and functional designs meet business requirements. 

• Tech lead responsible for Server Infrastructure Design & Engineering - deploys, manage, expand and optimize solution to ensure high availability of services.  In-house Active Directory Services/Exchange Servers SME.
• Developed custom solution and application to increase automation and operation efficiency such as backup and restore, perform systems health checks and generate metrics utilization to measure server performance for sizing and scalability planning, and tools to automate server and service migration. Generate and analyze performance metrics to measure existing directory services and exchange servers’ infrastructure can handle variance of atypical usage and workload patterns for sizing and capacity planning. Optimize systems performance by tuning OS kernel parameters. 
• Work with application development teams, capture their non-functional/technology requirements and develop solutions to provide an agile and on-demand platform.
• Design and adoption of new server hardware, software, and network infrastructure services in line with Service Strategy and Business Unit strategies. Drive adoption of strategic technology within the firm such as virtualization and enforce technology standards within the enterprise
• Developed and tested storage strategies and disaster-recovery plan for replicating data, delivering solution that guaranteed recovery performance and high availability.
• Enhanced end users’ experience by providing remote support; wrote many design documentation, training and supporting documentation for systems, operations, installation guide, debugging and troubleshooting, and user-friendly training materials for administrators and users.

Head of Systems, Senior Windows Architect, Vice President

Zurich Capital Markets

Led and managed various strategic and tactical IT infrastructure engineering and global operation projects running on Sun Solaris and Microsoft Windows Servers platform to service the firm's brokerage services,  valuated at USD 80 million in total assets under management that integrated to various prime brokerages, auditors and lawyers.

UNIX Senior Systems Engineer

United Online (formerly Juno Online Services, Inc)

Provided production support to value-priced email and Internet access subscription to 6.1 million client member computers with a full range of high-quality DSL dialup broadband access service.  Developed functions, scripts, manage and perform systems support operations that were instrumental to the success of firm daily activities.  

My personal contribution includes porting the DNS bind linking to UNIX shared resolver library to improve system efficiency and reducing memory consumption.  I also packaged and distribute branded Microsoft Internet Explorer with Juno email client as a software bundle that was distributed via download and portable CD media.

Systems Analyst

Interactive Information R&D (Formerly UNL's RCG)

Collaborated with the research computing group working as part of the ancillary unit of the University of Nebraska-Lincoln providing solutions to small local businesses and state governments on various cooperative projects involving systems, network design and analysis, infrastructure implementation and migration, agile system development, software systems evaluation, web developments, seminars and technical consulting.

Research Associates

I am a senior Information Technology (IT) executive with proven record building world-class large scalable infrastructure and trading platform using modern technologies and help companies grow to the next level from start-up to high-growth, profitable, and well-established large companies.  Provide strong leadership and management skills to build cohesive global cross-functional teams with diverse skill sets.  Specialize in firms looking to modernize their infrastructure and enterprise digital transformation effort. 

Key Competencies:

• Strategic & Tactical IT Planning & Execution
• Leadership and Management
• IT Policy Development, Implementation & Enforcement
• On-Prem, Hybrid & Cloud Architecture
• Product Development, Infrastructure Engineering & Operations
• Orchestration & Tasks Automation (SRE/DevOps)
• Data Warehouse Strategy (ELT, ETL, etc.)
• Global Operation Management & Security Response
• Cybersecurity, Monitoring & Risk Management
• Process & Performance Improvement
• Business Continuity & Disaster Recovery Planning
• Application Development & Support
• Project Management, Change Management, Incident Management
• Datacenter Consolidation and Cloud Migration
• Business Continuity and Disaster Recovery Planning, Recovery & Implementation
• Communication and Negotiation
• Team/Talent Building
• Cost Reduction

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