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Andrii Landiak

PROFILE

Andrii Landiak

Andriy Landiak developed and maintained core features for the thingsboard-edge repository, focusing on scalable edge computing, robust API key management, and secure authentication workflows. Over 15 months, he delivered solutions such as distributed API key lifecycle support, granular Redis ACL integration, and configurable Kafka consumer properties, addressing both operational reliability and security. His work combined Java, Spring Framework, and Kafka to streamline data synchronization, notification workflows, and resource management. By refactoring code for maintainability, enhancing test coverage, and optimizing database interactions, Andriy ensured the platform’s edge deployments remained reliable, secure, and adaptable to evolving integration and scalability requirements.

Overall Statistics

Feature vs Bugs

66%Features

Repository Contributions

214Total
Bugs
37
Commits
214
Features
71
Lines of code
29,820
Activity Months15

Work History

January 2026

6 Commits • 4 Features

Jan 1, 2026

January 2026 — ThingsBoard Edge: Security hardening, access control, and maintainability improvements across the repository. Delivered four feature initiatives with accompanying tests, resulting in strengthened authentication, privacy-preserving API key handling, enhanced access controls, and streamlined notification/event lifecycle. These changes collectively reduce risk, improve user trust, and increase maintainability and test coverage.

December 2025

11 Commits • 5 Features

Dec 1, 2025

December 2025 (Month: 2025-12) — Delivered core API and security enhancements in thingsboard-edge, improved data management, and optimized performance. Key features delivered include distributed API key lifecycle support in RestClient, strengthened authentication flow and security tooling, and substantial data-layer optimizations across events, schema handling, and caching. The work reduces risk, improves reliability, and accelerates operational workflows for customers deploying ThingsBoard Edge.

November 2025

24 Commits • 10 Features

Nov 1, 2025

November 2025 for thingsboard-edge focused on security hardening, reliability, and developer productivity. Key work includes isExpired endpoint for ApiKeyInfo and API Key Permissions stabilization, Swagger exposure for API keys, and the SystemPatchApplier to update system data on startup when patch versions increment. Major fixes addressed cluster service communication, details initialization, and notification template reliability, complemented by targeted test suite stabilizations. The team also advanced code quality through refactoring, improved text search/sort capabilities, and controller/edge behavior enhancements, delivering measurable business value in security, stability, and deployment consistency.

October 2025

15 Commits • 4 Features

Oct 1, 2025

Concise monthly summary for 2025-10 focusing on business value and technical achievements for the thingsboard-edge repo.

September 2025

10 Commits • 1 Features

Sep 1, 2025

September 2025: Delivered a robust API Key Authentication and Management feature for thingsboard-edge, including lifecycle management, admin-level key control, expired-key cleanup, security updates, and tenant-id integration. Completed refactors and tests to support maintainability and security. Executed targeted fixes and test improvements to stabilize the codebase.

July 2025

12 Commits • 3 Features

Jul 1, 2025

July 2025 (2025-07) monthly summary focused on delivering admin configuration capabilities, strengthening upgrade safety, improving alarm lifecycle integrity, aligning MQTT handling with protocol specs, and boosting platform stability and test quality. Business value achieved includes centralized admin control, safer and idempotent OTA upgrades, cleaner alarm states after deletions and processing, better client interoperability, and maintainable, reliable code. Key work highlights include focused commit activity across thingsboard-edge to implement AdminSettings integration, fortify OTA upgrades, ensure alarm cleanup, enforce MQTT client ID length per protocol version, and enhance overall testability and code quality.

June 2025

20 Commits • 3 Features

Jun 1, 2025

June 2025 monthly summary for thingsboard/thingsboard-edge focusing on delivering robust notification workflows, OTA package management enhancements, improved message handling, and database hygiene to boost reliability, scalability, and developer velocity.

May 2025

13 Commits • 5 Features

May 1, 2025

May 2025 monthly summary for thingsboard-edge focusing on delivering configurability, upgrade safety, and reliability across key integration points. This month emphasized per-topic Kafka consumer properties, MQTT protocol versioning with backward compatibility, Azure IoT Hub integration, OAuth2 tenant mapping improvements, and robust notification workflows with stronger tests.

April 2025

5 Commits • 2 Features

Apr 1, 2025

April 2025 monthly summary for thingsboard/thingsboard-edge focused on robustness and configurability. Delivered two major features that improve data integrity and scalability: Calculated Fields Handling Improvements and Kafka Consumer Per-Topic Properties Configuration. These changes reduce runtime errors, simplify configuration, and enable safer multi-topic deployments across edge environments.

March 2025

3 Commits • 1 Features

Mar 1, 2025

March 2025 focused on strengthening the reliability and clarity of calculated fields notifications in thingsboard-edge. Delivered a consolidated Calculated Fields Notifications Topic Configuration and corrected a series of topic naming and typo issues to improve routing accuracy and future maintainability.

February 2025

27 Commits • 7 Features

Feb 1, 2025

February 2025 (thingsboard-edge) — Delivered significant enhancements across notification, API client integration, widget metadata, and cross-service communication, while strengthening test stability and code quality. The work focuses on business value by improving configurability, reducing integration friction, and increasing system resilience.

January 2025

14 Commits • 3 Features

Jan 1, 2025

January 2025 monthly summary for thingsboard/thingsboard-edge. Focused on stabilizing edge-cloud interactions, strengthening data integrity, and improving operational reliability. Delivered three core features: Cloud Edge Connectivity and Initialization Improvements in CloudManagerService (enhanced RPC scheduling and init/partition handling); Cassandra configuration defaults aligned with Thingsboard Edge (cluster name and keyspace adjustments); Redis Lua script lazy loading with runtime SHA validation and improved logging for load/execution. Fixed critical issues: Telemetry data integrity to prevent outdated attribute overwrites (timestamp-based validation and tests); Alarm message routing fix ensuring alarm_ack/alarm_clear are routed via Push to Edge. Result: reduced data inconsistency risk, safer alert handling, and more stable release processes. Technologies/skills demonstrated: CloudManagerService architecture refinements, Cassandra configuration tuning, Redis Lua scripting with lazy loading and runtime validation, test automation stabilization, and improved observability.

December 2024

25 Commits • 12 Features

Dec 1, 2024

December 2024 performance focus for ThingsBoard Edge (thingsboard/thingsboard-edge) delivered several core enhancements, reliability improvements, and release-readiness improvements that create tangible business value: more reliable edge operation, safer migration paths, scalable deployment options, and clearer code quality signals. The work aligns with our platform’s goals of stronger edge autonomy, simpler deployment, and faster time-to-value for customers.

November 2024

26 Commits • 9 Features

Nov 1, 2024

November 2024 monthly summary for thingsboard-edge. This period delivered key upstream alignment, expanded data processing capabilities, and targeted reliability improvements, enabling safer releases, more reliable end-to-end data pipelines, and broader deployment scenarios for customers.

October 2024

3 Commits • 2 Features

Oct 1, 2024

October 2024: Two core features delivered for thingsboard-edge that enhance reliability and scalability of edge Kafka processing. 1) Edge Kafka Consumer Management Enhancements: refactored edge event processing with correct polling strategy, introduced QueueConsumerManager, and improved session lifecycle based on queue type. 2) Edge Topic Cleanup and Per-Topic Poll Configuration: added cleanup service for empty edge topics and per-topic poll settings (max.poll.records, max.poll.interval.ms) with safe deletion checks. Overall impact: more predictable performance, reduced resource waste, and easier operational tuning. Technologies: Kafka, edge processing, queue-based session management, topic cleanup, poll configuration.

Activity

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Quality Metrics

Correctness88.6%
Maintainability88.0%
Architecture84.8%
Performance82.8%
AI Usage21.6%

Skills & Technologies

Programming Languages

HTMLJSONJavaJavaScriptMarkdownProtoSQLShellTypeScriptXML

Technical Skills

API DevelopmentAPI DocumentationAPI developmentAPI securityAngularBackend DevelopmentCachingCloud ComputingCloud InfrastructureCloud IntegrationCloud ServicesCode CleanupCode MaintenanceCode QualityCode Refactoring

Repositories Contributed To

1 repo

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

thingsboard/thingsboard-edge

Oct 2024 Jan 2026
15 Months active

Languages Used

JavaHTMLProtoSQLYAMLJSONMarkdownShell

Technical Skills

Backend DevelopmentConcurrencyEdge ComputingKafkaMicroservicesSpring Boot