Waruna Ranasinghe Email & Phone Number

Fort Collins, Colorado Area

– Optimize applications on different hardware/languages (speedups 3x - 40x) ∗ C++ applications in GPUs using CUDA on Windows ∗ Scientific applications (C/C++) in CPUs using Intel vector intrinsic functions on Linux ∗ Tensorflow custom operations in GPUs using Python, CUDA, C, OpenGL on Linux ∗ C# applications in CPUs using threads (Tasks and Parallel.For) and processes on Windows– Migration of highly optimized on-premises and cloud infrastructure (Autoinstall, Cloud-init, Ansible, KVM)– Scalable Kubernetes based clusters using MinIO, NATS-streaming, FissionIO, Grafana, kubeflow, argo, and katib

Fort Collins, Colorado, United States

CS455 - Distributed ComputingConduct labs - hands on sessions for undergrad students on Spark, Hadoop, MapReduce and JavaHelp students during office hoursRespond to students' queries through email as well as online learning management systemGrade programming assignments, midterms and finals

Fort Collins, Colorado Area

Research on compiler techniques for parallel execution of programsRelease, add features, bug fixes, and respond to user queries on AlphaZ compiler system (implemented in Java as an Eclipse plugin and generates code in CHelp review technical papers and write funding proposalsMentor undergraduate students in the research groupCollaborate with fellow researchers to publish papersPresent technical papers during group meetings

Fort Collins, Colorado Area

CS475 - Parallel ProgrammingCS320 - Algorithms : Theory and PracticeConduct labs - hands on sessions for undergrad students on OpenMP, MPI, CUDA/GPU in C and algorithms in PythonGrading assignments, midterm and finalHelp students during office hoursRespond to students' queries through email as well as online learning management system

Fort Collins, Colorado Area

Implemented micro-benchmarks to find the maximum achievable compute speeds in multiple CPUs for integer and floating point operations

Fort Collins, Colorado Area

CS475 - Parallel Programming CS451 - Operating SystemsConduct labs - hands on sessions for undergrad students on OpenMP, MPI, CUDA/GPU in CGrade written and programming assignments, midterms and finalsHelp students during office hoursRespond to students' queries through email as well as online learning management system

Committer for Apache ODE - http://ode.apache.org Active participation from May 2009 - Aug 2012 – Apache ODE executes and manages business processes written following the WS-BPEL standard – Respond to user queries, fix bugs and porting features from old source branch to main branch

Colombo, Western Province, Sri Lanka

Manage product releases. Prioritize new features based on customer requirements. Design and implement features with test cases that are cloud ready. Perform regular code reviews and mentor the team members. Communicate with other teams to maintain the interoperability of the components.Participate in new client engagements (proof of concept development) onsite and offsite. Participate on onsite and offsite client development and training requests. Respond to client queries in a timely manner. Participate in workshops and webinars. - Lead WSO2 Business Process Server team, delivering 2 major and several minor product releases - Designed and implemented WS-BPEL extension support and WS-HumanTask spec in WSO2 Business Process Server (Java, web-services, OpenJPA, JSP, JQuery)

WSO2 Business Process Server (BPS)

Colombo, Western Province, Sri Lanka

To make the stock exchange product feasible for low income countries, implemented a MySQL wrapper to convert ORACLE type queries into MySQL queries (C++)

Doctor Of Philosophy - Phd, Computer Science

Main focus was on automatic compiler techniques for parallel computing Research, add features, bug fixes, release, and respond to user.

Master'S Degree, Computer Science, 3.9

Performed research on reducing the execution time and memory accesses of both CPUs and GPUs Thesis: Reducing off-chip memory accesses.

Bsc Honors, Computer Science & Engineering

Education record

Activities and Societies: Red Cross Society

Education record