Christopher Kulawik Email & Phone Number

New York, Us

* Served as Pre-IPO team lead in Q1, collaborating with internal audit director and external Deloitte auditors to explain financial systems and ensure IPO readiness and SOX compliance.* Operated as acting Tech Lead and Engineering Manager for 10 months, running standups, developing OKRs and metrics, mentoring the team, prioritizing tasks, managing delegations, and driving operational excellence.* Managed OKRs and deliverables such as: 3rd party vendor integrations, Commercial Terms standardization, reference data API migration, and legacy system retirement.* Created Budget Underutilization Metric to identify underperforming campaigns for optimization, helping teams raise APT. Developed daily, weekly, and monthly tracking.Organized infrastructure review with Platform team to identify improvements in reliability, fault tolerance, and cost. Created action plan and tickets to address items.* Created Operational Excellence Initiative to prioritize frequent alerts and issues, documenting challenges and creating action plans to address root causes, solve customer pain points, and reduce on-call noise.* Delivered new budgeting system project ahead of schedule, reducing 4-week estimate to 10 days through effective communication, tactical execution, and cross-team collaboration.* Mentored an intern, providing project plan, reviewing design docs and PRs, and facilitating knowledge sharing and networking opportunities.* Ramped up new team members on existing systems and core business flows, and proposed new PR review process for team to increase velocity.

New York, Us

* Led the Partner Invoicing Project redesign in gathering requirements from finance and product teams, collaborating with QA for quality assurance, and achieving a 98% improvement compared to the legacy system.* Designed a new architecture with parallelization workers and implemented a Redis cache as a dispatcher mechanism for the Partner Invoicing project.* Defined SLOs for team systems, covering budget shutdown, latency, and availability, and ensured readiness for high-traffic events like Cyber Monday and Black Friday.* Proactively planned and executed a database upgrade ahead of running out of space, conducting financial analysis and securing business approval.* Demonstrated strong ownership, autonomy, accountability, communication, and organizational skills throughout the year.* Implemented a budget overdelivery RFC to save the company money and developed a new pricing system in collaboration with cross-functional teams for upsells in Q3.* Successfully onboarded 3 new engineers to the team.

New York, Us

* Led the Partner Advertiser Referral Commission Automation, boosting invoicing efficiency by 98% through architecture overhaul and cross-functional collaboration.* Conducted deep dives and knowledge transfer sessions from the original team based in Sydney.* Revamped the account search process by migrating from stored procedures to optimized application code, saving dozens of hours a month of previous search latency..* Developed a new finance-cron system using Kubernetes cron jobs and implemented a delinquency system, ensuring thorough scoping, documentation, delivery, and follow-through.

Menlo Park, Ca, Us

2021 Contributions* Proposed, designed, and implemented an auto-advance optimization for new users on Instagram checkout, resulting in a 3% increase in transactions based on A/B test results.* Collaborated with cross-functional teams, including Product Managers, Designers, and Analysts, to demonstrate the benefits of the optimization and managed the entire engineering work plan from ideation to completion.* Enhanced user experience by implementing new banners for users with disabled payment options, which involved making changes to the backend using GraphQL and PHP, as well as corresponding front-end updates.2020 Contributions* Improved user input validation on Instagram Shops checkout by transferring the validation process from the backend to the front end, resulting in a 1% decrease in total user errors and an increase in the transaction conversion rate.* Played a key role in migrating the checkout functionality on Instagram from React Native to an internal server-side rendering framework, contributing to the development of a more stable and maintainable checkout codebase.

New York, Ny, Us

2019 Contributions* Spearheaded the conversion of over 300 legacy JavaScript screens to a modern rendering engine, successfully modernizing the codebase and improving overall system performance.* Designed the system architecture for the Generic Prompts project, presenting it to management for feedback and managing the entire project lifecycle, which encompassed Python, proprietary databases, Python middleware service, and JavaScript front end, all built with continuous integration, unit tests, and code coverage.2018 Contributions* Developed core functionality for the new Client Dashboard product using JavaScript, which is now utilized by all of Bloomberg Customer Support and received acclaim when presented to the Executive Committee.* Mentored new engineering graduates and team members, facilitating technical knowledge sharing and fostering a collaborative learning environment.* Optimized numerous C++ tasks by converting them to use newly created functions, contributing to achieving the project goal two weeks ahead of schedule.* Gained expertise in SQL Server and database theory, structure, and concepts, which enabled the identification and resolution of production slowness issues by optimizing queries and unrolling unnecessary loops in stored procedures, significantly reducing query duration.2017 Contributions* Successfully completed a comprehensive 12-week intensive new grad training program, gaining a solid foundation in software engineering principles and technologies, including C++, Python, JavaScript, 3-tier applications, and databases.

Laurel, Maryland, Us

* Developed a high-performance LabVIEW-based interface to control SM3 Block IIA hardware (SCS, TVC, ACS), enhancing system control and monitoring capabilities.* Designed and implemented a communication suite over CAN bus to simulate the guidance section of the missile for upcoming vacuum chamber test sequences, ensuring effective testing and validation.* Utilized National Instruments equipment and data structures, such as queues, to create an efficient and reliable control program.* Successfully tested the interface using both a loopback interface on the computer and actual missile hardware, demonstrating the robustness and functionality of the developed solution.* Developed RS-422 communication between SCS and TVC using an FPGA, leveraging NI FPGA in VHDL and integrating it with the LabVIEW control system, enhancing communication capabilities.