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James Mart

PROFILE

James Mart

Over 20 months, contributed to gofractally/psibase by engineering a modular blockchain platform focused on secure authentication, scalable data management, and robust transaction processing. Leveraging C++, Rust, and TypeScript, delivered features such as a unified plugin framework, advanced event querying with optimized SQL, and resource-aware billing systems. Refactored APIs for clarity and safety, enhanced GraphQL integration, and implemented centralized data storage for core plugins. Addressed reliability through defensive programming, comprehensive test coverage, and CI/CD automation. The technical approach emphasized maintainability, performance optimization, and cross-platform consistency, resulting in a resilient codebase that supports rapid iteration and production-grade deployments.

Overall Statistics

Feature vs Bugs

70%Features

Repository Contributions

1,259Total
Bugs
212
Commits
1,259
Features
501
Lines of code
894,494
Activity Months20

Work History

June 2026

10 Commits • 1 Features

Jun 1, 2026

June 2026 — gofractally/psibase Key features delivered: - Enhanced Event Querying with ROWID Ordering and Cursor Optimizations: implemented descending ROWID scans, generalized ORDER BY handling, and LIMIT-aware cost estimation with refined key-range logic; accompanied by extensive tests and refactors to improve performance and reliability of event data retrieval. Key commits include changes to support ROWID DESC queries, tests for ROWID DESC ordering, and cursor-bound optimizations. - Debit account check before processing credit transactions: added a guard to ensure the debitor account exists prior to credit processing, preventing invalid operations and improving data integrity. Major bugs fixed: - Rejected credits when debitor account does not exist, preventing invalid financial operations and enhancing data integrity. Impact and accomplishments: - Performance: faster event data retrieval through ROWID-driven scans, generalized ORDER BY handling, and cost-aware LIMIT estimation, enabling more responsive analytics on growing data volumes. - Data integrity: stronger safeguards around credit transactions, reducing the risk of inconsistent financial records. - Quality: expanded unit tests and refactors improved reliability and maintainability of the event data path. Technologies/skills demonstrated: - SQL optimization (ROWID scans, ORDER BY handling, LIMIT cost modeling) - Go backend development and refactoring - Test-driven development and robust test suites - Data integrity controls and defensive programming

May 2026

11 Commits • 4 Features

May 1, 2026

Concise monthly summary for 2026-05 focusing on business value and technical accomplishments for gofractally/psibase. Delivered key features that improve stability, clarity, and security, fixed a ranking bias issue, and implemented code quality improvements that streamline maintenance and onboarding for future work.

April 2026

73 Commits • 43 Features

Apr 1, 2026

Month: 2026-04 — gofractally/psibase Overview: In April 2026, psibase delivered tangible business value through build optimizations, submodule automation, and data governance enhancements, while extending observability and performance. The team shipped multiple reliability and performance improvements, reduced CI time, and centralized data storage for core plugins, positioning the project for scale. Key achievements (top 5): - Automated submodule updates in CI workflows (commit 745da7dbed6f07a31908d5f59c74b400c79ba824) - Enabled sccache-based caching in the default build script (commit 692f6cabc1bcfbb7acfdbcb3f37df9f10667ca7f) - Launched scripts using exec to avoid extra shell processes (commit a7eb4513eaf65899cd626190a08b75a531960f57) - Emitted blocktime in per-block events and extended GraphQL to include blockNum/blockTime (commits 5492141c84bd5898d263da67161a0995fc0f8f29; 23d61b42908a17cbc44fe4de6d578036112e3ff1; 4d32dcf69af03da52acde36163a8645b02ca99d3; 20da7da313713456c4073ed651fe2585b6c8d469) - Migrated Profiles, Evaluations, WebCrypto, and Accounts plugins to host:db for centralized data management (commits 1fe855a152896c6d9acd589d438304a37919b4ee; 91d1072f16e0d8dff0a32fb406d80708e36f05af; bd1bd40780ca17d3a4c9026bfa46d436f348aabe; 91cd0b556f32de1cd8a1e6c7dbd8cf8d9a462adc) Major bugs fixed: - Fix Query Prefix Handling to prevent incorrect query parsing (commit 9c05b2471e4fedd48297f1d0136032eea0e242c1) - Fix Reverse Proxy Removal Before Save to avoid stale proxies (commit e4d4b5f171787889da53ef612bc0f0277fea5182) - Fix Build Error preventing compilation (commit de32b9b259ac544684ade7fdab48d59c2db6909b) - Fix Use of Invalid Bucket Reference (commit c459e145673d9c0566eeae1761da9b1b75614043) - Redirect handling fixes: precedence and loop protection (commits 79ca3659f75e6633a2b1832de00c0bf85a945c7a; 8d07cea116905458022d54688050f0254555d757) - CI/CD pipeline and test stabilization improvements (commit 63d49b55fe98c55402352a5a2dd2eaae834f45cd; c48e1f879a3cd7b9ab2b2e89c28ff2b771aa7311) Overall impact and accomplishments: - Faster, more reliable CI/CD with automations and caching, reducing build times and churn. - Improved observability with block metadata in GraphQL, enabling richer analytics and time-based queries. - Centralized data management for core plugins (.host:db) improving security, scalability, and maintainability. - Performance-oriented refinements (block start marker lookup strategy) contributing to lower latency in critical paths and reduced allocation overhead. - Increased code quality and maintainability through refactors, documentation improvements, and test stabilization. Technologies/skills demonstrated: - Rust and C++ development, GraphQL library integration, host:db migration patterns, sccache-based caching, exec-based scripting, CI/CD improvements, and performance optimization.

March 2026

87 Commits • 36 Features

Mar 1, 2026

March 2026 monthly summary for gofractally/psibase: Focused on delivering modular, secure, and observable platform enhancements while improving test coverage, CI reliability, and production readiness. Key features delivered included domain and codebase refinements that enable safer multi-worktree deployments, faster and more predictable builds, and clearer signing/authorization flows. Major improvements span packaging and deployment (Brotli packaging split and BrotliSvc dependency), environment isolation (PSIBASE_DATADIR per worktree), UX and CLI enhancements (Signing workflow, PSIbases CLI install UX, and improved error messages), as well as production boot readiness and scalable pricing logic. Strengthened testing and CI foundations through RPC service registration for unit tests and CI coverage for Cargo PSIbPackages, along with several test fixes to stabilize the suite. Notable infrastructure and design changes include graphQL functionality refinements, bundling improvements, and UI enhancements for reverse-proxy and x-admin local package lists, contributing to a more robust developer experience and faster time-to-market for new features.

February 2026

52 Commits • 20 Features

Feb 1, 2026

February 2026 (Month 2026-02) — gofractally/psibase delivered substantial business-value improvements across onboarding, credential governance, and billing, while tightening reliability and release hygiene. Key features include Invite Service Improvements (local invite token handling; switch to pk-hash invites; invite plugin fixes), Credential Handling and Resource Billing (pk-hash-based credentials; resource billing for credentials and subaccount billing in virtual-server), and Billing Subaccount Enhancements (dot-delimiter subaccounts; credential-ID-based billing subaccounts; improved subaccount deletion logic). Cross-language tooling provided by Rust/C++ Interop Utilities (runAs helper, sha256 helper, Decimal type alignment) to speed development and reduce integration risk. Reliability and safety improvements cover core fixes: accounts plugin error handling, transact:runas read-only enforcement, auto-fill gas-tank guard, and billing gating. Build, tests, and release hygiene include an updated lockfile, a temporary fork of the maximize-build-space GitHub Action for stability, and missing dependency resolution; versioning aligns for public release 0.23.0 with workspace publishing prep. Business impact includes more reliable onboarding, accurate and scalable billing, safer transactions, and faster iteration cycles.

January 2026

94 Commits • 34 Features

Jan 1, 2026

January 2026 performance highlights for gofractally/psibase: Delivered core features that improve data accuracy, API safety, and resource management, while stabilizing tests and expanding developer tooling. Focused on business value through precise event processing, secure authenticated queries, and GraphQL/build workflow improvements, complemented by robust virtual-server/resource management and language bindings to accelerate integration and adoption.

December 2025

70 Commits • 34 Features

Dec 1, 2025

December 2025 – gofractally/psibase: Delivered substantial numerical, architectural, and platform improvements that strengthen reliability, scalability, and cost modeling for production workloads. Key features include numerical enhancements to fixed-point Fibonacci computations, refactored exponentiation paths for accuracy, token and virtual-server infrastructure integration, and pricing/billing optimizations. Major bugs fixed across core services improved stability and predictability of deployment and billing. Overall, the month demonstrates strong engineering execution, improved numerical accuracy, and ability to ship cross-cutting platform capabilities that unlock future growth.

November 2025

76 Commits • 29 Features

Nov 1, 2025

November 2025 (2025-11) performance summary for gofractally/psibase: Delivered a broad set of enhancements across testing, data querying, GraphQL integration, and platform reliability, with a strong focus on business value and developer productivity. Key features and improvements were implemented across multiple subsystems, improving test coverage, data filtering, and security while streamlining plugin and token handling.

October 2025

75 Commits • 32 Features

Oct 1, 2025

October 2025 – psibase (gofractally) monthly summary: Delivered measurable business value through regCandidate workflow enablement, reliability improvements, and developer experience enhancements across the codebase. Key features and capabilities were shipped to strengthen producer onboarding, candidate management, and cross-component configuration. The month also focused on stabilizing the CI/CD pipeline and streamlining local/workspace workflows to reduce cycle times and avoid regressions.

September 2025

57 Commits • 24 Features

Sep 1, 2025

September 2025 performance summary for gofractally/psibase: Delivered a robust credentials infrastructure, enhanced permissions framework, and stability improvements across the Psibase stack. Major milestones include a fully integrated Credentials service with system-packages migration and boot-time availability, an upgraded permissions/trust macro framework, and targeted fixes for plugin flows and boot dependencies. Improvements in host interaction, telemetry, and Rust bindings boosted reliability, developer productivity, and deployment velocity, with a 0.21.0 release and build-optimization enhancements.

August 2025

62 Commits • 16 Features

Aug 1, 2025

August 2025 monthly summary for gofractally/psibase focused on delivering business value through security, reliability, and maintainability improvements, while advancing platform parity and developer ergonomics. Notable work includes a Permissions API and Trust Level Refactor that switches to enums and updates the macros/GUI, improving clarity and enforcement of access controls. API/config enhancements and cross-platform standardization streamlined authorization flows and prompt handling, including integration of trust-config with package templates and addition of missing authsig permissions. Substantial stability work covered bug fixes (redirects, login edge cases, typos) and a postinstall fix, with lockfile updates to ensure repeatable builds and release hygiene. Architectural enhancements across host/plugin boundaries and prompt lifecycle (host:types alignment, deriving active app from callstack, embedded-mode restrictions, single-prompt enforcement, local storage/session management) laid groundwork for safer, more scalable deployments. Versioning and dependency maintenance (0.20.0 bump, async-graphql pinned to 7.0.17), registry/interface standardization, and web/prompt path cleanup improved consistency. Documentation improvements and UX touches (web prompt path normalization, minimal platform docs) completed the polish transition from development to production-readiness.

July 2025

124 Commits • 51 Features

Jul 1, 2025

July 2025 monthly summary for gofractally/psibase focusing on delivering a modular, reliable, and scalable platform with enhanced hosting capabilities, improved data management, and stronger developer experience. The work this month enabled targeted releases, safer feature rollouts, and clearer governance of components while maintaining performance and security commitments.

June 2025

10 Commits • 4 Features

Jun 1, 2025

June 2025 monthly summary for gofractally/psibase. Delivered multiple features and stability improvements across core areas, with notable business value in transaction finalization performance, GraphQL enhancements for fractal data, and precision improvements in scoring. Upgraded release versioning and MSRV to ensure compatibility across environments and teams.

May 2025

48 Commits • 14 Features

May 1, 2025

May 2025 (Month: 2025-05) — Focused on performance, reliability, and developer productivity in gofractally/psibase. Key features and resilience work shipped across the codebase, delivering measurable business value. - Performance and efficiency: Switch transact service allocator to full-malloc, reducing memory fragmentation and improving throughput under load. - UX and API control: PushTransaction now supports wait_for options to wait for applied or final finality, enabling quick boot paths while offering stronger guarantees when needed. - Tracing and data model: Reworked tracing tables and delivery to ensure traces reach clients of the same transaction; introduced separate tables for successful and failed traces and improved fork handling. - UI/branding and code quality: Updated branding package (lucide-react) and performed extensive code readability cleanup with clang-tidy modernizations, along with documentation improvements. - Quality assurance: Strengthened tests for wait_for=applied across Python tests, fixed failing tests, and implemented memory- and performance-focused cleanups to reduce regressions. Overall impact: Increased throughput and responsiveness in common paths, improved reliability and fault tolerance around transaction finality, and a cleaner, more maintainable codebase. These changes collectively reduce risk in production, shorten debugging cycles, and enable faster iteration for front-end and tooling integration.

April 2025

23 Commits • 8 Features

Apr 1, 2025

April 2025 performance summary for gofractally/psibase: Delivered core feature improvements, API cleanup, and data-model standardization, with a strong focus on security, release hygiene, and developer experience. Key work included: proposal workflow enhancements; API deprecation cleanup; standardized database table mod and primary key conventions; versioning policy updates for 0.* releases; security/config improvements; tooling hygiene; evaluation hooks and service refactor; new example secondary index with query; host IP handling improvements; PSINODE CLI param fix; and VSCode task/script enhancements. These changes reduce API surface area, mitigate risks, improve deployability, and enable faster, safer iterations.

March 2025

81 Commits • 23 Features

Mar 1, 2025

Month: 2025-03 — Concise monthly summary for gofractally/psibase focusing on business value and technical achievements: Key features delivered: - Crypto plugins: base64, rand, kdf, and AES with a URL wrapper; improved kdf interface; wrap base64 functionality into a URL interface, enabling secure, easily composable crypto operations across services. - Chain ID query support: added chain id query and related endpoints; clarified API usage by removing the chainid query from transact to fix incorrect usage. - Invite system hardening: per-invite private key encryption salt, ensuring private keys are encrypted with a per-invite salt; updates to invite and fractal services to leverage new APIs; includes stability and test fixes for invites. - Subgroups service: introduced subgroups service and tests to improve access control and scalability of groupings. - Core and reliability upgrades: GMP implementation overhaul; code quality modernization (std::ranges::contains, UI/GraphiQL updates, camelCase keys, multiline input); build environment improvements (builder image update, cache directories) and comprehensive documentation improvements. Major bugs fixed: - Invite-related tests and private key handling issues resolved; tester stability fixes including eager result parsing and producer name round-trips. - Removed deprecated rand plugin to reduce risk and maintenance burden. - Transact API fix: removed chainid query from transact to fix incorrect usage; core bug fixes addressing embed code, sort order, and clearer error messages. - Service wrappers: corrected event definitions, monotonic invite IDs, and cursor handling; fixed warnings and accidental file removal cleanup. Overall impact and accomplishments: - Strengthened security posture with per-invite encryption salt and a flexible crypto plugin suite, enabling secure, auditable invite workflows. - Improved API consistency and cross-service integration with Chain ID query support; reduced API misuse by removing obsolete chainid query from transact. - Increased reliability and developer productivity through tester stability fixes, reduced dependencies, and clearer documentation; upstream improvements to CI, tests, and build processes. - Enabled safer, faster feature delivery with code modernization and performance-oriented GMP overhaul, setting a solid foundation for future capability expansions. Technologies/skills demonstrated: - Modern C++ tooling and patterns (std::ranges, std::chrono weeks), rapidjson usage, and GraphQL tooling. - Hands-on cryptography integration (base64, kdf, AES) and URL-wrapping interfaces for secure data handling. - CI/CD discipline: tester stability, dependency pruning, build cleanup, and documentation hygiene. - API design and evolution: EventQuery/Query refactors, new endpoints, and API usage corrections.

February 2025

56 Commits • 20 Features

Feb 1, 2025

February 2025 monthly summary for gofractally/psibase highlighting key feature deliveries, critical bug fixes, and overall impact. Focused on stability, security, performance, and developer velocity across the plugin ecosystem and core PSIBASE components.

January 2025

109 Commits • 49 Features

Jan 1, 2025

January 2025 monthly summary focused on strengthening the PSibase staged-tx workflow, authentication flows, testing coverage, and CI/build reliability for gofractally/psibase. Delivered critical features, fixed key bugs, and improved maintainability and data integrity across the codebase. This work enhances end-to-end transaction reliability, developer efficiency, and onboarding capabilities while maintaining strong security posture and scalable architecture.

December 2024

71 Commits • 28 Features

Dec 1, 2024

December 2024 monthly summary for gofractally/psibase: Delivered user-centric node bootstrap UX improvements, strengthened the x-admin and CLI experience, improved the Rust publishing workflow for new libraries, advanced staged-tx and auth capabilities, and aligned TimePointSec serialization in the Invite plugin. Maintained repository health with lockfile updates, version bumps, and PR/workspace hygiene. Together, these changes accelerate deployment, improve security and auditing, and enhance developer productivity.

November 2024

70 Commits • 31 Features

Nov 1, 2024

November 2024 performance summary for gofractally/psibase focusing on delivering business value through robust authentication, data integrity, performance, and infrastructure improvements. The team delivered a cohesive set of feature enhancements, critical bug fixes, and foundational infrastructure work that increases scalability, reliability, and developer productivity.

Activity

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Quality Metrics

Correctness90.4%
Maintainability89.0%
Architecture87.6%
Performance85.8%
AI Usage22.0%

Skills & Technologies

Programming Languages

Base64BashCC++CMakeCSSConfigurationGitGit IgnoreGitattributes

Technical Skills

API DesignAPI DevelopmentAPI IntegrationAPI RefactoringAPI SecurityAPI TestingAPI designAPI developmentAPI integrationAPI testingAccess ControlAlgorithmAlgorithm DesignAlgorithm ImplementationAlgorithm Optimization

Repositories Contributed To

1 repo

Overview of all repositories you've contributed to across your timeline

gofractally/psibase

Nov 2024 Jun 2026
20 Months active

Languages Used

Base64C++CMakeJSONJavaScriptMarkdownRustSQL

Technical Skills

API DesignAPI DevelopmentAPI IntegrationAlgorithm OptimizationAuthenticationBackend Development