{"id":25847636,"url":"https://github.com/devjefster/devjefster","last_synced_at":"2026-02-09T02:32:51.687Z","repository":{"id":277035188,"uuid":"931119281","full_name":"devjefster/devjefster","owner":"devjefster","description":"Config files for my GitHub profile.","archived":false,"fork":false,"pushed_at":"2025-05-23T17:17:03.000Z","size":7,"stargazers_count":0,"open_issues_count":0,"forks_count":0,"subscribers_count":1,"default_branch":"main","last_synced_at":"2025-08-10T16:34:24.005Z","etag":null,"topics":["config","github-config"],"latest_commit_sha":null,"homepage":"https://github.com/devjefster","language":null,"has_issues":false,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/devjefster.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null,"zenodo":null}},"created_at":"2025-02-11T18:43:53.000Z","updated_at":"2025-05-23T17:17:06.000Z","dependencies_parsed_at":null,"dependency_job_id":"b68cfa81-d541-4955-8750-e9e0df9d1761","html_url":"https://github.com/devjefster/devjefster","commit_stats":null,"previous_names":["devjefster/devjefster"],"tags_count":0,"template":false,"template_full_name":null,"purl":"pkg:github/devjefster/devjefster","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/devjefster%2Fdevjefster","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/devjefster%2Fdevjefster/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/devjefster%2Fdevjefster/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/devjefster%2Fdevjefster/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/devjefster","download_url":"https://codeload.github.com/devjefster/devjefster/tar.gz/refs/heads/main","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/devjefster%2Fdevjefster/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":286080680,"owners_count":29254316,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2026-02-09T01:52:29.835Z","status":"online","status_checked_at":"2026-02-09T02:00:09.501Z","response_time":56,"last_error":null,"robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":true,"can_crawl_api":true,"host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["config","github-config"],"created_at":"2025-03-01T10:33:19.571Z","updated_at":"2026-02-09T02:32:51.671Z","avatar_url":"https://github.com/devjefster.png","language":null,"funding_links":[],"categories":[],"sub_categories":[],"readme":"# Hi there! 👋 I'm Jefster Farlei Fernandes Caixeta Júnior\n\n📍 Anápolis, GO, Brazil  \n📞 +55 62 99111-5292  \n✉️ jefsterfarlei@gmail.com  \n🔗 [LinkedIn](#) | 💻 [GitHub](#) | ✍️ [Medium](#)\n\n## 🚀 About Me\nResults-driven **Software Engineer** with **9+ years of experience** in designing scalable backend solutions using **Java (8-21), Spring Boot, and Golang**. My expertise includes **RESTful \u0026 GraphQL APIs, microservices architecture, and cloud computing (AWS, Azure)**. I have a strong background in **performance tuning, distributed systems, and high-availability architectures**.\n\nHolds multiple industry-recognized certifications, including **AWS Certified Solutions Architect Associate, AWS Cloud Practitioner, Microsoft Azure Fundamentals (AZ-900), and Azure Data Fundamentals (DP-900)**.\n\n## 🛠️ Technical Skills\n\n### 🔹 Programming Languages \u0026 Frameworks\n- **Java (8-21)**, Spring Boot, Hibernate\n- **Golang** (Gin, GORM, Gorilla Mux)\n- **Node.js, Python**\n\n### ☁️ Cloud \u0026 DevOps\n- **AWS** (EC2, S3, RDS)\n- **Azure** (CosmosDB, Synapse, DevOps)\n- **Kubernetes, Docker**\n\n### 💾 Databases \u0026 Storage\n- **PostgreSQL, MySQL, Redis, SQL Server, DynamoDB, CosmosDB**\n\n### 🔗 APIs \u0026 Protocols\n- **REST, GraphQL, WebSockets, OAuth2, JWT**\n\n### ✅ Testing \u0026 CI/CD\n- **JUnit, Mockito, TestContainers, SonarQube**\n- **Jenkins, GitHub Actions**\n\n### 📊 Monitoring \u0026 Logging\n- **Prometheus, Grafana, Kibana, Azure Insights**\n\n---\n\n## 💼 Professional Experience\n\n### **Software Engineer | Code17 Tek | 06/2023 - Present**\n- Led backend development as a **Tech Specialist**, driving high-priority features \u0026 bug fixes.\n- Designed \u0026 optimized **REST/GraphQL APIs**, improving system performance by **35%**.\n- Developed high-performance APIs handling **1M+ daily transactions**, integrating **CosmosDB, Redis, and SQL Server**.\n- Architected \u0026 deployed **Golang APIs**, leveraging **Gorilla Mux, Gin, and GORM** for cloud-native microservices.\n- Refactored core services, **reducing technical debt by 50%** and improving maintainability.\n- Enhanced system monitoring, implementing **Java Flight Recorder, JMeter, and Azure Insights**.\n\n### **Software Engineer | Novacomp | 05/2022 - 06/2023**\n- Developed **REST APIs**, reducing backend response times by **30%**.\n- Reduced API error rates and improved **third-party integration efficiency**.\n- Built a **Kafka-based notification service**, improving message delivery reliability to **99.9%**.\n- Optimized data models, **cutting query execution time by 40%** with indexing improvements.\n- Strengthened system observability using **Prometheus, Grafana, and Loki**.\n\n### **Software Engineer | Midway | 05/2021 - 05/2022**\n- Designed API endpoints, improving **data retrieval speeds by 40%**.\n- Developed high-performance **data models**, handling **10M+ daily transactions**.\n\n---\n\n## 🎓 Education \u0026 Certifications\n- **Graduate Certificate in Solutions Architecture** – PUC Minas, 2022\n- **Associate Degree in Software Analysis \u0026 Development** – Maurício Nassau University, 2020\n\n### 📜 Certifications:\n- **AZ-900** (Azure Fundamentals)\n- **DP-900** (Azure Data Fundamentals)\n- **SFPC** (Scrum Foundation)\n- **DEPC** (DevOps Essentials)\n- **OWASP Top 10 Security**\n\n---\n\n## 🌎 Languages\n- **Portuguese** – Native\n- **English** – Advanced\n- **Spanish** – Fluent\n\n---\n\n💡 **Let's connect and build something amazing together!** 🚀\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fdevjefster%2Fdevjefster","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fdevjefster%2Fdevjefster","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fdevjefster%2Fdevjefster/lists"}