Qiskit/qiskit
Nov 2025 – Mar 2026
3 Months active
Languages Used
PythonRust
Technical Skills
Pythonquantum computingunit testingalgorithm designbackend developmenttesting
aaryav-3
PROFILE
Aaryav-3
Aaryav Mishra contributed to the Qiskit/qiskit repository by developing three core features over three months, focusing on quantum computing and backend development using Python and Rust. He enhanced Statevector-Operator multiplication to ensure accurate quantum state evolution, implemented a reverse topology iterator for directed acyclic graphs to improve circuit analysis, and delivered a SparseObservable evolution API for deterministic observable transformations. His technical approach emphasized maintainability, leveraging precomputed lookup tables, simplifying traversal logic, and expanding unit test coverage. The work demonstrated depth in algorithm design and testing, resulting in more reliable simulations and streamlined development for quantum algorithm experimentation.
Overall Statistics
Feature vs Bugs
100%Features
Repository Contributions
3Total
Bugs
0
Commits
3
Features
3
Lines of code
762
Activity Months3
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1020 peopleSame Organization
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Shared Repositories
71
Work History
March 2026
1 Commits • 1 Features
Mar 1, 2026March 2026: Delivered the SparseObservable.evolve API for Qiskit/qiskit with deterministic evolution of quantum observables through single-term Pauli conjugation, powered by a precomputed lookup table for performance. Implemented qargs support and completed a robust, full test suite across Rust and Python components. Updated core crates (sparse_observable) and Python tests to ensure correctness, reliability, and maintainability. This work reduces overhead by avoiding intermediate representations, improves reproducibility of results, and accelerates development and experimentation with quantum algorithms.
1 Commits • 1 Features
Mar 1, 2026March 2026: Delivered the SparseObservable.evolve API for Qiskit/qiskit with deterministic evolution of quantum observables through single-term Pauli conjugation, powered by a precomputed lookup table for performance. Implemented qargs support and completed a robust, full test suite across Rust and Python components. Updated core crates (sparse_observable) and Python tests to ensure correctness, reliability, and maintainability. This work reduces overhead by avoiding intermediate representations, improves reproducibility of results, and accelerates development and experimentation with quantum algorithms.
March 2026
December 2025
1 Commits • 1 Features
Dec 1, 2025December 2025 — Qiskit/qiskit performance review: Delivered a reverse topology iterator for DAGs to enable efficient reverse-order traversal (outputs to inputs) within the Qiskit framework. This feature enhances DAG operations for transpilation, circuit analysis, and data-flow reasoning. The work included updates to related traversal methods and comprehensive test coverage, contributing to more reliable and maintainable DAG utilities. Initial implementation leveraged a rustworkx-based reversal path but was subsequently simplified to a Python-based approach for maintainability and simplicity. In addition, linting, release notes (reno), and documentation updates were completed to ensure quality and reproducibility.
December 2025
1 Commits • 1 Features
Dec 1, 2025December 2025 — Qiskit/qiskit performance review: Delivered a reverse topology iterator for DAGs to enable efficient reverse-order traversal (outputs to inputs) within the Qiskit framework. This feature enhances DAG operations for transpilation, circuit analysis, and data-flow reasoning. The work included updates to related traversal methods and comprehensive test coverage, contributing to more reliable and maintainable DAG utilities. Initial implementation leveraged a rustworkx-based reversal path but was subsequently simplified to a Python-based approach for maintainability and simplicity. In addition, linting, release notes (reno), and documentation updates were completed to ensure quality and reproducibility.
November 2025
1 Commits • 1 Features
Nov 1, 2025Concise monthly summary for 2025-11 focusing on Qiskit/qiskit contributions. Delivered a feature: Statevector-Operator multiplication enhancement, enabling correct evolution of Statevector when multiplied by an Operator by delegating the matrix multiply to Statevector.evolve and adding comprehensive tests. Fixed a bug in operator @ quantumstate multiplication, improving correctness and reliability, with accompanying tests and lint-driven code cleanup. Maintained high code quality through lint and test updates, and updated release notes. Overall impact: more accurate quantum state evolution in simulations, better test coverage, and improved maintainability for ongoing releases.
1 Commits • 1 Features
Nov 1, 2025Concise monthly summary for 2025-11 focusing on Qiskit/qiskit contributions. Delivered a feature: Statevector-Operator multiplication enhancement, enabling correct evolution of Statevector when multiplied by an Operator by delegating the matrix multiply to Statevector.evolve and adding comprehensive tests. Fixed a bug in operator @ quantumstate multiplication, improving correctness and reliability, with accompanying tests and lint-driven code cleanup. Maintained high code quality through lint and test updates, and updated release notes. Overall impact: more accurate quantum state evolution in simulations, better test coverage, and improved maintainability for ongoing releases.
November 2025
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Quality Metrics
Correctness100.0%
Maintainability80.0%
Architecture93.4%
Performance86.6%
AI Usage33.4%
Skills & Technologies
Programming Languages
PythonRust
Technical Skills
PythonRustalgorithm designbackend developmentquantum computingtestingunit testing
Repositories Contributed To
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