CESGA-Quantum-Spain/cunqa
Nov 2024 – Dec 2025
12 Months active
Languages Used
BashC++CMakeJSONPythonShellGitMarkdown
Technical Skills
Backend DevelopmentBuild System ConfigurationC++ DevelopmentCMakeConfiguration ManagementDependency Management
Jorge Vázquez Pérez
PROFILE
Jorge Vázquez Pérez
Jorge Vazquez spent twelve months engineering the Cunqa quantum simulation platform in the CESGA-Quantum-Spain/cunqa repository, focusing on backend architecture, simulator integration, and deployment reliability. He refactored core components in C++ and Python, modernized the build system with CMake, and introduced robust inter-process communication using ZeroMQ. Jorge implemented modular backend interfaces to support multiple simulators, streamlined QPU management via JSON, and enhanced job scheduling for HPC environments. His work included comprehensive logging, improved error handling, and documentation modernization, resulting in a maintainable, scalable codebase. These efforts enabled reproducible simulations, efficient onboarding, and stable quantum-classical communication workflows across distributed systems.
Overall Statistics
Feature vs Bugs
84%Features
Repository Contributions
112Total
Bugs
8
Commits
112
Features
42
Lines of code
941,584
Activity Months12
Your Network
11 peopleShared Repositories
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Work History
December 2025
1 Commits • 1 Features
Dec 1, 2025Monthly summary for 2025-12: Focused on repository hygiene and PR readiness in Cunqa. Delivered cleanup and .gitignore updates to streamline pull requests, improve review efficiency, and reduce noise in the repository.
1 Commits • 1 Features
Dec 1, 2025Monthly summary for 2025-12: Focused on repository hygiene and PR readiness in Cunqa. Delivered cleanup and .gitignore updates to streamline pull requests, improve review efficiency, and reduce noise in the repository.
December 2025
November 2025
8 Commits • 4 Features
Nov 1, 2025Month: 2025-11 Key features delivered: - Dependency management and build environment simplification: Consolidated dependency management and build/setup for easier deployment by removing git submodules in favor of CMake FetchContent; switched critical paths to compile-time constants; updated installation/docs for HPC environments. - QPU management from JSON and active job filtering: Cunqa now loads QPUs from a JSON file and automatically filters out non-running QPUs, enabling streamlined, active-only job management. - QRaise command enhancements and simulator configuration updates: Enhanced SLURM qraise by adding partition specification; removed resv-ports; refined qraise behavior and synchronized simulator configurations for consistency. - Direct Maestro integration (no dynamic loading): Removed dynamic loading for Maestro library and integrated directly for stability and performance. Major bugs fixed: - Bug fixes in hor_split and classical channel communication to improve reliability of quantum circuit operations. Overall impact and accomplishments: - Improved deployment reliability and maintainability for HPC deployments by removing git submodules and simplifying dependency management, resulting in faster onboarding and fewer setup issues. - Enhanced operational efficiency and reliability by filtering active QPUs from JSON, reducing overhead and avoiding non-running resources. - Increased stability and performance through direct Maestro integration and refined SLURM/qraise workflows, leading to more predictable batch runs and smoother simulations. - Consolidated configurations and documentation to support consistent simulator and environment setups across HPC centers. Technologies/skills demonstrated: - CMake FetchContent, removal of git submodules, and compile-time constants for robust build environments. - JSON-based QPU management and active-job filtering for streamlined operations. - SLURM qraise workflow enhancements and partition specifications, plus simulator configuration management. - Direct Maestro integration avoiding dynamic loading for stability and performance. - Debugging and bug-fixing discipline in hor_split and classical channel communications.
November 2025
8 Commits • 4 Features
Nov 1, 2025Month: 2025-11 Key features delivered: - Dependency management and build environment simplification: Consolidated dependency management and build/setup for easier deployment by removing git submodules in favor of CMake FetchContent; switched critical paths to compile-time constants; updated installation/docs for HPC environments. - QPU management from JSON and active job filtering: Cunqa now loads QPUs from a JSON file and automatically filters out non-running QPUs, enabling streamlined, active-only job management. - QRaise command enhancements and simulator configuration updates: Enhanced SLURM qraise by adding partition specification; removed resv-ports; refined qraise behavior and synchronized simulator configurations for consistency. - Direct Maestro integration (no dynamic loading): Removed dynamic loading for Maestro library and integrated directly for stability and performance. Major bugs fixed: - Bug fixes in hor_split and classical channel communication to improve reliability of quantum circuit operations. Overall impact and accomplishments: - Improved deployment reliability and maintainability for HPC deployments by removing git submodules and simplifying dependency management, resulting in faster onboarding and fewer setup issues. - Enhanced operational efficiency and reliability by filtering active QPUs from JSON, reducing overhead and avoiding non-running resources. - Increased stability and performance through direct Maestro integration and refined SLURM/qraise workflows, leading to more predictable batch runs and smoother simulations. - Consolidated configurations and documentation to support consistent simulator and environment setups across HPC centers. Technologies/skills demonstrated: - CMake FetchContent, removal of git submodules, and compile-time constants for robust build environments. - JSON-based QPU management and active-job filtering for streamlined operations. - SLURM qraise workflow enhancements and partition specifications, plus simulator configuration management. - Direct Maestro integration avoiding dynamic loading for stability and performance. - Debugging and bug-fixing discipline in hor_split and classical channel communications.
September 2025
4 Commits • 1 Features
Sep 1, 2025September 2025 performance summary for CESGA-Quantum-Spain/cunqa. Focused on delivering features and stability for the simulator. Completed Munich/AER Simulator Enhancements with telegate support, improved instruction lookup and constants handling, added debug logging, and refactored conditional operation execution to streamline Munich/AER simulation workflows. Fixed TaskState handling bug and related configuration, updated build presets and simulator configuration, and renamed/refactored internal adapters for clarity to ensure stable TaskState handling across simulations. These changes improved reliability of end-to-end simulations, reduced debugging time, and enhanced maintainability of the Cunqa codebase.
4 Commits • 1 Features
Sep 1, 2025September 2025 performance summary for CESGA-Quantum-Spain/cunqa. Focused on delivering features and stability for the simulator. Completed Munich/AER Simulator Enhancements with telegate support, improved instruction lookup and constants handling, added debug logging, and refactored conditional operation execution to streamline Munich/AER simulation workflows. Fixed TaskState handling bug and related configuration, updated build presets and simulator configuration, and renamed/refactored internal adapters for clarity to ensure stable TaskState handling across simulations. These changes improved reliability of end-to-end simulations, reduced debugging time, and enhanced maintainability of the Cunqa codebase.
September 2025
July 2025
26 Commits • 10 Features
Jul 1, 2025July 2025 monthly summary for CESGA-Quantum-Spain/cunqa: Delivered the foundational quantum communications core with an accompanying testing framework, validated an end-to-end executor path, and resolved a classical communications bug, enabling reliable quantum messaging workflows. Strengthened test coverage through updates to testing examples and related tweaks. Achieved release readiness with build system improvements, Easybuild integration, and packaging cleanup, including removal of obsolete configuration references. Expanded simulation capabilities with an AER refactor to two targets and a Munich simulator scheme update, improving hardware coverage and fidelity. Added Aer simulator seeding support to enable reproducible experiments and enhanced debugging instrumentation to facilitate bug hunting. Uninstall target now functioning and merge-related issues resolved, reducing release risk. Submodules and index were updated/refined to support ongoing maintenance. These efforts collectively drive stability, reproducibility, and broader hardware target support, delivering measurable business value and technical maturity.
July 2025
26 Commits • 10 Features
Jul 1, 2025July 2025 monthly summary for CESGA-Quantum-Spain/cunqa: Delivered the foundational quantum communications core with an accompanying testing framework, validated an end-to-end executor path, and resolved a classical communications bug, enabling reliable quantum messaging workflows. Strengthened test coverage through updates to testing examples and related tweaks. Achieved release readiness with build system improvements, Easybuild integration, and packaging cleanup, including removal of obsolete configuration references. Expanded simulation capabilities with an AER refactor to two targets and a Munich simulator scheme update, improving hardware coverage and fidelity. Added Aer simulator seeding support to enable reproducible experiments and enhanced debugging instrumentation to facilitate bug hunting. Uninstall target now functioning and merge-related issues resolved, reducing release risk. Submodules and index were updated/refined to support ongoing maintenance. These efforts collectively drive stability, reproducibility, and broader hardware target support, delivering measurable business value and technical maturity.
June 2025
7 Commits • 1 Features
Jun 1, 2025June 2025 monthly performance summary for CESGA-Quantum-Spain/cunqa. Delivered a major overhaul of the Munich quantum simulator stack, introducing a new QCBackend and renaming the classical backend to CCBackend. Implemented robust inter-process communication via ZMQ and added multi-task execution support, circuit-level and shot-based execution, enhanced logging, and improved CLI/build system integration. Cleaned up code structure to improve maintainability and observability, establishing a solid foundation for observable quantum communication simulations. Achieved compilable versions of the quantum communication stack and the quantum adapter, including a working communication system for quantum simulation.
7 Commits • 1 Features
Jun 1, 2025June 2025 monthly performance summary for CESGA-Quantum-Spain/cunqa. Delivered a major overhaul of the Munich quantum simulator stack, introducing a new QCBackend and renaming the classical backend to CCBackend. Implemented robust inter-process communication via ZMQ and added multi-task execution support, circuit-level and shot-based execution, enhanced logging, and improved CLI/build system integration. Cleaned up code structure to improve maintainability and observability, establishing a solid foundation for observable quantum communication simulations. Achieved compilable versions of the quantum communication stack and the quantum adapter, including a working communication system for quantum simulation.
June 2025
May 2025
7 Commits • 2 Features
May 1, 2025Month: 2025-05 Concise monthly summary focusing on business value and technical achievements for CESGA-Quantum-Spain/cunqa. Key features delivered and major improvements: - Quantum Backend Framework Overhaul and QPU Client Improvements (feature): A major backend refactor enabling multiple quantum simulators and robust QPU client connections. This included refactoring the build system (CMake), reorganizing backend implementations and communication paths, and introducing new simulator capabilities. QPU client initialization now routes through IP/port, and usage is simplified by removing support for distributed gates. groundwork established for cross-backend simulators and communication protocols across backends. - Commits: - a65500d712f36701ed1676729f2684d5bb0c23d6: All code redesigned and compiled, only testing left. - af45ba00dc5f9f1ce3ccf1a7b758213cb5e5be7c: Both Qiskit and Munich working without communication. - 038a5f57f7c98a5acbb4da94aeafffe8edc2f862: All working in QMIO, only FT3 tests left. - Documentation Cleanup and Modernization for CUNQA and Release 0.2.0 (feature): Comprehensive documentation overhaul to improve usability and onboarding for distributed programs and new users. Activities included cleanup and restructuring of existing docs, removal of outdated artifacts, updates to build workflows and dependencies, and enhancements to the README with setup and usage guidance. Added new requirements/config adjustments; refreshed CUNQA project docs, and introduced new Jupyter notebooks and Sphinx templates. - Commits: - 219bfbaaf98147120fdffad96cb75751de2b5f47: Some modification of the docs (three commits total). - 9fea40ac88c7abbe6da39976f862e7370d49dc95: Complete documentation for release 0.2.0. Key accomplishments and impact: - Business value: Reduced integration friction and accelerated time-to-value for multi-simulator experimentation by enabling a more modular, scalable backend and direct QPU client routing. Documentation modernization lowers onboarding time and speeds adoption of distributed programming workflows. - Technical impact: A solid foundation for cross-backend interoperability and future simulator implementations, improved stability by removing complex distributed gates, and a cleaner, more maintainable codebase and docs. The team completed a substantial portion of the onboarding and release readiness work for 0.2.0. Technologies and skills demonstrated: - Backend architecture design and refactor (CMake, backend orchestration, communication paths) - Networking and deployment readiness (IP/port QPU client routing) - Multi-simulator readiness and future-proofs for protocol support - Documentation engineering (Sphinx templates, Jupyter notebooks, README, build workflows) - Code quality and testing readiness (design and compile pass, with testing remaining) Overall, May 2025 saw significant progress toward a scalable, stable quantum computing framework with improved developer experience and clearer release readiness for 0.2.0.
May 2025
7 Commits • 2 Features
May 1, 2025Month: 2025-05 Concise monthly summary focusing on business value and technical achievements for CESGA-Quantum-Spain/cunqa. Key features delivered and major improvements: - Quantum Backend Framework Overhaul and QPU Client Improvements (feature): A major backend refactor enabling multiple quantum simulators and robust QPU client connections. This included refactoring the build system (CMake), reorganizing backend implementations and communication paths, and introducing new simulator capabilities. QPU client initialization now routes through IP/port, and usage is simplified by removing support for distributed gates. groundwork established for cross-backend simulators and communication protocols across backends. - Commits: - a65500d712f36701ed1676729f2684d5bb0c23d6: All code redesigned and compiled, only testing left. - af45ba00dc5f9f1ce3ccf1a7b758213cb5e5be7c: Both Qiskit and Munich working without communication. - 038a5f57f7c98a5acbb4da94aeafffe8edc2f862: All working in QMIO, only FT3 tests left. - Documentation Cleanup and Modernization for CUNQA and Release 0.2.0 (feature): Comprehensive documentation overhaul to improve usability and onboarding for distributed programs and new users. Activities included cleanup and restructuring of existing docs, removal of outdated artifacts, updates to build workflows and dependencies, and enhancements to the README with setup and usage guidance. Added new requirements/config adjustments; refreshed CUNQA project docs, and introduced new Jupyter notebooks and Sphinx templates. - Commits: - 219bfbaaf98147120fdffad96cb75751de2b5f47: Some modification of the docs (three commits total). - 9fea40ac88c7abbe6da39976f862e7370d49dc95: Complete documentation for release 0.2.0. Key accomplishments and impact: - Business value: Reduced integration friction and accelerated time-to-value for multi-simulator experimentation by enabling a more modular, scalable backend and direct QPU client routing. Documentation modernization lowers onboarding time and speeds adoption of distributed programming workflows. - Technical impact: A solid foundation for cross-backend interoperability and future simulator implementations, improved stability by removing complex distributed gates, and a cleaner, more maintainable codebase and docs. The team completed a substantial portion of the onboarding and release readiness work for 0.2.0. Technologies and skills demonstrated: - Backend architecture design and refactor (CMake, backend orchestration, communication paths) - Networking and deployment readiness (IP/port QPU client routing) - Multi-simulator readiness and future-proofs for protocol support - Documentation engineering (Sphinx templates, Jupyter notebooks, README, build workflows) - Code quality and testing readiness (design and compile pass, with testing remaining) Overall, May 2025 saw significant progress toward a scalable, stable quantum computing framework with improved developer experience and clearer release readiness for 0.2.0.
April 2025
2 Commits • 2 Features
Apr 1, 2025April 2025 monthly summary for CESGA-Quantum-Spain/cunqa: Architectural modernization focused on centralized JSON handling, improved logging, and a refactored communication stack; plus a backend/simulator interface redesign to enable pluggable components and scalable interoperability. The changes lay groundwork for easier maintenance, extensibility, and business value in distributed testing workflows.
2 Commits • 2 Features
Apr 1, 2025April 2025 monthly summary for CESGA-Quantum-Spain/cunqa: Architectural modernization focused on centralized JSON handling, improved logging, and a refactored communication stack; plus a backend/simulator interface redesign to enable pluggable components and scalable interoperability. The changes lay groundwork for easier maintenance, extensibility, and business value in distributed testing workflows.
April 2025
March 2025
10 Commits • 3 Features
Mar 1, 2025March 2025 performance summary for CESGA-Quantum-Spain/cunqa. Delivered focused features and infrastructure improvements that enhance reliability, onboarding, and deployment speed across HPC environments. Key outcomes include comprehensive ZeroMQ API documentation (context management; security with CURVE and GSSAPI; socket options) with dependencies resolved for QMIO and FT3; notebook demos and execution environment improvements with better formatting and updated configuration to reflect environment changes; and a harmonized build system across environments, including cleanup of artifacts, SLURM/QPU backend config updates, EasyBuild adjustment, versioning, and tooling refinements. Resolved major third‑party library issues and refreshed automatic configuration, including removal of unnecessary files, resulting in reproducible builds and smoother deployments. Technologies demonstrated include ZeroMQ, QMIO, FT3, Notebook workflows, SLURM/QPU backends, EasyBuild, versioning, and module/tooling. Business value delivered: faster developer onboarding, more reliable demos for stakeholders, and reduced deployment friction across HPC backends.
March 2025
10 Commits • 3 Features
Mar 1, 2025March 2025 performance summary for CESGA-Quantum-Spain/cunqa. Delivered focused features and infrastructure improvements that enhance reliability, onboarding, and deployment speed across HPC environments. Key outcomes include comprehensive ZeroMQ API documentation (context management; security with CURVE and GSSAPI; socket options) with dependencies resolved for QMIO and FT3; notebook demos and execution environment improvements with better formatting and updated configuration to reflect environment changes; and a harmonized build system across environments, including cleanup of artifacts, SLURM/QPU backend config updates, EasyBuild adjustment, versioning, and tooling refinements. Resolved major third‑party library issues and refreshed automatic configuration, including removal of unnecessary files, resulting in reproducible builds and smoother deployments. Technologies demonstrated include ZeroMQ, QMIO, FT3, Notebook workflows, SLURM/QPU backends, EasyBuild, versioning, and module/tooling. Business value delivered: faster developer onboarding, more reliable demos for stakeholders, and reduced deployment friction across HPC backends.
February 2025
16 Commits • 7 Features
Feb 1, 2025February 2025 (2025-02) monthly summary for CESGA-Quantum-Spain/cunqa. Delivered a set of features and robustness enhancements across the CunQA platform with a clear focus on business value, reliability, and performance visibility. The work enabled safer operations, improved diagnostics, and scalable benchmarking across configurations.
16 Commits • 7 Features
Feb 1, 2025February 2025 (2025-02) monthly summary for CESGA-Quantum-Spain/cunqa. Delivered a set of features and robustness enhancements across the CunQA platform with a clear focus on business value, reliability, and performance visibility. The work enabled safer operations, improved diagnostics, and scalable benchmarking across configurations.
February 2025
January 2025
13 Commits • 5 Features
Jan 1, 2025Summary for Jan 2025 (CESGA-Quantum-Spain/cunqa): Delivered a C++20 backend with asynchronous client-server communication and circuit submission processing, enabling the backend to process and respond to submissions. Implemented comprehensive logging across client and QPU, along with build configuration updates for improved debuggability. Introduced a structured JSON-based noise model representation centralized in BackendConfig, ensuring simulators consume models during execution. Integrated the Munich simulator as a submodule with a practical usage example via a Python script and sample OpenQASM 3.0 circuit. Performed maintenance: build-system cleanup, removal of obsolete initialization logic, cleanup of Asio client/server setup, and streamlined CMake install commands to simplify builds. Impact: improved reliability, observability, testability, and faster iteration on circuit submissions, enabling robust simulations and easier troubleshooting.
January 2025
13 Commits • 5 Features
Jan 1, 2025Summary for Jan 2025 (CESGA-Quantum-Spain/cunqa): Delivered a C++20 backend with asynchronous client-server communication and circuit submission processing, enabling the backend to process and respond to submissions. Implemented comprehensive logging across client and QPU, along with build configuration updates for improved debuggability. Introduced a structured JSON-based noise model representation centralized in BackendConfig, ensuring simulators consume models during execution. Integrated the Munich simulator as a submodule with a practical usage example via a Python script and sample OpenQASM 3.0 circuit. Performed maintenance: build-system cleanup, removal of obsolete initialization logic, cleanup of Asio client/server setup, and streamlined CMake install commands to simplify builds. Impact: improved reliability, observability, testability, and faster iteration on circuit submissions, enabling robust simulations and easier troubleshooting.
December 2024
12 Commits • 4 Features
Dec 1, 2024December 2024 – Cunqa (CESGA-Quantum-Spain/cunqa) monthly summary. Key feature deliveries include a robust Quantum Processing Unit Management CLI (qraise) with a refactored build system, third‑party argument parsing integration, and improved core QPU management and client–server communication; Slurm task-epilog integration for enhanced job and environment handling; asynchronous circuit execution enhancements with FutureWrapper and updated client/server logic; and build system modernization with dependency upgrades (Aer-Cpp and Aer), Python version alignment (3.10/3.11), pybind11 upgrades, and refreshed documentation.
12 Commits • 4 Features
Dec 1, 2024December 2024 – Cunqa (CESGA-Quantum-Spain/cunqa) monthly summary. Key feature deliveries include a robust Quantum Processing Unit Management CLI (qraise) with a refactored build system, third‑party argument parsing integration, and improved core QPU management and client–server communication; Slurm task-epilog integration for enhanced job and environment handling; asynchronous circuit execution enhancements with FutureWrapper and updated client/server logic; and build system modernization with dependency upgrades (Aer-Cpp and Aer), Python version alignment (3.10/3.11), pybind11 upgrades, and refreshed documentation.
December 2024
November 2024
6 Commits • 2 Features
Nov 1, 2024November 2024 monthly summary for CESGA-Quantum-Spain/cunqa: Delivered foundational alpha C++ platform for circuit execution with Python bindings, stabilized Qiskit Aer integration as a submodule, and implemented a MPI-aware JSON/IP configuration writer. These efforts establish a cross-language quantum simulation backend, reliable integration with external toolchains, and scalable multi-process configuration workflows, positioning the project for accelerated experimentation and broader user adoption.
November 2024
6 Commits • 2 Features
Nov 1, 2024November 2024 monthly summary for CESGA-Quantum-Spain/cunqa: Delivered foundational alpha C++ platform for circuit execution with Python bindings, stabilized Qiskit Aer integration as a submodule, and implemented a MPI-aware JSON/IP configuration writer. These efforts establish a cross-language quantum simulation backend, reliable integration with external toolchains, and scalable multi-process configuration workflows, positioning the project for accelerated experimentation and broader user adoption.
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Quality Metrics
Correctness84.0%
Maintainability83.6%
Architecture80.6%
Performance71.8%
AI Usage20.6%
Skills & Technologies
Programming Languages
BashC++CMakeCSSEasyBuildGitHTMLJSONJavaScriptMake
Technical Skills
API DocumentationAPI IntegrationAsioAsynchronous ProgrammingBackend ConfigurationBackend DevelopmentBoostBoost.AsioBug FixingBuild SystemBuild System (CMake)Build System ConfigurationBuild System ManagementBuild SystemsBuild Systems (CMake)
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