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Project Overview The goal is to develop a proprietary Orchestrator Layer for a custom SIEM system. The system will use [login to view URL] for data collection and ClickHouse for storage. The developer needs to build the "brain" that connects these components, manages detection rules, and provides an API for the UI. Module 1: Data Ingestion & Schema (The Gateway) Task: Create a FastAPI (Python) or Gin (Golang) service that acts as an intermediary between Vector and ClickHouse. Requirements: Implement an endpoint to receive JSON logs from Vector. Data Normalization: Map incoming logs to a unified schema (ECS-based: timestamp, event_id, source_ip, user, action). Buffering: Implement async writing to ClickHouse to handle high EPS (Events Per Second). Module 2: Detection Engine (The Brain) Task: Build a rule-based engine that scans ClickHouse data for security threats. Requirements: Rule Support: The engine must read rules from YAML files (Sigma-inspired). Query Generator: Convert YAML logic into optimized SQL queries for ClickHouse. Scheduler: Run specific checks every X minutes (e.g., "Check for 5 failed logins in 1 min"). Module 3: Alert & Incident Management Task: Create a system to store and notify about triggered rules. Requirements: Store "Incidents" in a separate PostgreSQL or SQLite database. Integrate Webhooks (for Telegram/Slack notifications). Status management: (New, In Progress, Closed, False Positive). Technical Stack (Required) Backend: Python (FastAPI/Pydantic) OR Golang. Database: ClickHouse (Logs), PostgreSQL (Metadata/Rules). Containerization: Docker & Docker Compose for the entire stack. Deliverables & Intellectual Property (IP) Full Source Code: All custom-written scripts and configurations. Documentation: API documentation (Swagger/ReDoc) and setup guide. Ownership: Crucial Clause: "All code developed under this project is a 'Work Made for Hire'. The Buyer (Me) retains 100% of the Intellectual Property rights and Copyright."
Project ID: 40180327
61 proposals
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Active 3 mos ago
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61 freelancers are bidding on average $506 USD for this job

Hi, We went through your project description and it seems like our team is a great fit for this job. We are an expert team which have many years of experience on PHP, C Programming, Java, Python, Software Architecture, Golang, C++ Programming, PostgreSQL, Docker, FastAPI Lets connect in chat so that We discuss further. Regards
$250 USD in 4 days
6.3
6.3

Hi, I’m excited to propose my services for developing the Orchestrator Layer for your custom SIEM system. With over a decade in software development, I have extensive experience in building robust systems that integrate various components efficiently. Module 1: Data Ingestion & Schema (The Gateway) - FastAPI Service: I’ll create an intermediary service to receive JSON logs from Vector and normalize them into a unified ECS-based schema. - Buffering Mechanism: Asynchronous writing will be implemented to handle high EPS, ensuring smooth data flow. Module 2: Detection Engine (The Brain) - Rule Support & Query Generation: The engine will read rules from YAML files and convert logic into optimized SQL queries for ClickHouse. A scheduler will ensure regular checks. - Scheduled Checks: Specific checks like “Check for 5 failed logins in 1 min” will be implemented. Module 3: Alert & Incident Management - Incident Storage & Notifications: I’ll create a system to store and notify about triggered rules via webhooks. Status management features (New, In Progress, Closed, False Positive) will also be included. Technical Stack: Python (FastAPI/Pydantic), ClickHouse for logs, PostgreSQL for metadata/rules, Docker & Docker Compose. Deliverables: - Full source code and configurations - API documentation (Swagger/ReDoc) - Setup guide Ownership Clause: All developed code is a ‘Work Made for Hire’ with 100% intellectual property rights retained by the buyer. You can check the portfolio on my profile for references.
$550 USD in 10 days
5.9
5.9

Hello, I am interested in developing a proprietary Orchestrator Layer for the custom SIEM system. I have achieved 100 percent success in working on similar projects and would love to replicate that success in your project. Let's collaborate, and I promise to deliver results that will excite you, along with providing free 1-2 week post-project support for revisions or bug fixes. I have some questions to help get a clearer scope of the project, so please initiate a chat with me and we will discuss more, Fahad.
$250 USD in 2 days
5.6
5.6

Drawing from my extensive 7-year experience in software development, I'm confident that I bring the skills necessary to excel at your SIEM Orchestrator Layer Development project. From data ingestion and schema management to building a rule-based engine for threat detection and even creating a seamless incident management system, I have hands-on expertise in every required aspect of this project. With regards to Module 1, my proficiency in both Python (FastAPI) and Golang (Gin) means I can adapt to your choice of language seamlessly. Moreover, my completion of this project guarantees your ownership of every detail - full source code and complete documentation including API documentation using Swaagger/ReDoc. I ensure that by signing over full intellectual property rights to you, you acquire the autonomy to use and modify the solution as per your future needs. Ultimately, with my wide range of skills in programming languages like Python and Golang as well as database management systems like ClickHouse and PostgreSQL and my unwavering commitment to meeting client's expectations, I am confident that I am the ideal candidate to take on this project!
$250 USD in 7 days
6.6
6.6

Dear Client, I am excited about your project "SIEM Orchestrator Layer Development" and confident I can deliver excellent results. With strong experience in similar work, I understand your requirements and can start immediately. I would love to discuss your project further and answer any questions. Thanks and best regards, Faizan
$270 USD in 10 days
5.3
5.3

Coordinating data flow and detection logic between Vector, ClickHouse, and your UI can be a real headache, especially when every delay or missed alert could mean another undetected threat. Managing high event rates, normalizing logs, and ensuring rules fire reliably is not just challenging but can cost you crucial visibility and time. You can expect seamless orchestration: incoming logs mapped to a unified schema, detection rules triggering in real time, and alerts routed directly to your chosen channels with zero manual effort. First, I will set up a FastAPI service to bridge Vector with ClickHouse, buffering and normalizing logs as they arrive. Next, the detection engine will scan data in ClickHouse using YAML-based rules, running scheduled checks automatically. Finally, I will connect incident storage and webhook notifications, so every alert is tracked and delivered without delay. What’s the best place for me to review your existing Vector and ClickHouse setup to get started?
$480 USD in 7 days
4.8
4.8

Hello, thanks for posting this project. Your vision for a robust orchestrator layer that bridges Vector, ClickHouse, and a modular detection engine is both compelling and technically challenging. I have extensive experience architecting scalable backend systems with FastAPI, ClickHouse integration, and rule-based engines. I am confident in delivering high-performance data ingestion, a flexible detection framework inspired by Sigma rules, and seamless alert management – all with production-grade API documentation and Dockerized deployment. I understand the importance of your IP clause and will ensure everything is delivered as a Work Made for Hire. I look forward to discussing the technical details and how I can contribute to your SIEM solution. Best regards, Vitalii
$400 USD in 2 days
4.6
4.6

Hello, Team Velora, led by Rahul Singh, has been running for 3 years. Our expert team can build your SIEM Orchestrator Layer connecting Vector. dev and Click House, implementing data ingestion, schema normalization, a rule-based detection engine, and alert/incident management with webhooks. We’ll deliver a fully containerized Python (Fast API) or Golang solution with complete documentation and ensure all IP is fully transferred to you. We’re ready to discuss technical details in chat.
$480 USD in 10 days
4.7
4.7

✔✔✔Hold on!! Looking for a Developer Who Gets Results? Hire Me, Relax, and Watch Your Project Turn Into Success✔✔✔ How I’ll approach this: Module 1 – Gateway (FastAPI or Gin) • High-EPS JSON ingestion from Vector • ECS-aligned normalization (timestamp, event_id, IPs, user, action) • Async batching + buffering for ClickHouse (non-blocking writes) Module 2 – Detection Engine • Sigma-inspired YAML rule parser • Deterministic rule → optimized ClickHouse SQL generator • Time-window scheduler (e.g. N events in X minutes) • Designed for future enrichment, correlation, and scaling Module 3 – Incidents & Alerts • PostgreSQL/SQLite incident store • State machine: New → In Progress → Closed / FP • Webhooks (Slack / Telegram) with structured payloads Architecture & Delivery • Clean service boundaries, production-ready Docker Compose • OpenAPI docs (Swagger/ReDoc) + setup guide • Clear ownership: 100% Work-Made-For-Hire, IP fully yours I have deep experience in Python, FastAPI, Golang, ClickHouse, PostgreSQL, Docker, and system-level architecture where performance and correctness matter. I communicate clearly, commit cleanly, and design so future modules don’t become rewrites. If you want this built right, not hacked together—I’m ready to start.
$500 USD in 7 days
4.5
4.5

Hi there! I’m excited about the opportunity to help you develop the Orchestrator Layer for your custom SIEM system. With extensive experience in Python (FastAPI), Golang, Docker, and ClickHouse, I can build a robust system that efficiently handles data ingestion, detection rules, and incident management. I’ll ensure the solution scales with high event throughput and provides the necessary API integration for your UI. Let’s discuss your project further and how we can get started on building a solution that meets your needs! Best regards, Dragan
$1,200 USD in 30 days
4.3
4.3

Hello there, I reviewed your project SIEM Orchestrator Layer Development and understood the requirements at a high level. I focus on delivering clear, stable, and maintainable solutions aligned with the actual scope, I can work with PHP, C Programming, Java and follow a clean development process with proper structure and error handling. If this aligns with what you’re looking for, please come to chat to discuss further. Best regards
$250 USD in 7 days
4.6
4.6

Hello Client, thanks for considering my proposal. I have a clear understanding of your needs for developing the Orchestrator Layer for the custom SIEM system. My approach involves creating a FastAPI or Gin service for Data Ingestion & Schema, implementing a rule-based Detection Engine, and establishing an Alert & Incident Management system. With expertise in Python, PostgreSQL, Docker, and Java, I am well-equipped to handle the technical stack required for this project. I am committed to effective communication and collaboration throughout the project to ensure its success. Best regards, Justin
$500 USD in 7 days
3.8
3.8

Hi! I’ve reviewed your SIEM Orchestrator requirements and I can deliver a clean, production-grade solution exactly as specified. I have strong experience building FastAPI backends, ClickHouse pipelines, rule engines, and alerting systems with PostgreSQL and Docker. Approach Module 1 (Gateway): FastAPI endpoint to receive JSON from Vector, ECS-based normalization, async batching, and high-throughput ClickHouse writes with buffering. Module 2 (Detection Engine): YAML rule loader (Sigma-style), SQL generator optimized for ClickHouse, and a scheduler for time-window checks (e.g., 5 failed logins in 1 min). Module 3 (Alerts & Incidents): Incident storage in PostgreSQL, status lifecycle (New/In Progress/Closed/False Positive), and webhook notifications to Slack/Telegram. Deliverables Full source code, Docker Compose stack Swagger/ReDoc API docs and setup guide Rule YAML examples + sample detection queries Clean architecture, logging, error handling, and testable modules I confirm I understand this is a Work Made for Hire and you retain 100% IP rights. Estimated timeline: 3–4 weeks Budget: $5,000–$6,500 (depending on rule complexity and integrations) If you want, I can provide a short technical design draft within 24 hours.
$500 USD in 10 days
3.8
3.8

Hello OlzhasBek, I am thrilled to express my interest in your project for developing a SIEM Orchestrator Layer. With extensive experience in software architecture and proficiency in multiple programming languages including Python, Golang, and C++, I am confident in my ability to deliver a robust solution for your custom SIEM system. I fully understand the requirements of your project, which involve creating a FastAPI or Gin service to facilitate data ingestion and schema normalization, developing a sophisticated detection engine using rule-based logic, and implementing an alert and incident management system with seamless integration into communication platforms like Telegram and Slack. My approach will focus on building a scalable and efficient backend using ClickHouse for logs and PostgreSQL for metadata. I will leverage Docker for containerization to ensure a smooth deployment process. My experience with FastAPI and Golang will ensure that the system is both high-performing and reliable. I am committed to delivering comprehensive documentation and maintaining a high standard of code ownership, in line with your stipulation of "Work Made for Hire." I am ready to start immediately and look forward to the opportunity to contribute to your project's success. Best Regards, George M.
$250 USD in 10 days
3.4
3.4

Hi there! Are you looking for real-time alerting capabilities or just periodic batch checks in the detection engine? Regardless, this is definitely something that I feel confident delivering on, given my past experience. I would love to discuss your project further! Looking forward hearing from you. Kind Regards, Corné
$250 USD in 14 days
3.6
3.6

I have strong experience designing backend orchestrator layers for security and data platforms. I can build the SIEM brain using FastAPI or Golang, integrating Vector, ClickHouse, and PostgreSQL with efficient ingestion, rule-based detection, scheduling, and alerting. I’ll deliver clean, containerized code with full documentation, respecting full IP ownership and work-for-hire terms.
$500 USD in 7 days
2.7
2.7

Hello, I’m interested in building your custom SIEM Orchestrator, as it closely matches my background in security automation, SOAR platforms, and backend engineering. I’ve worked on security-focused systems involving log ingestion, normalization, rule-based detections, alerting, and full incident lifecycle management. My experience includes designing backend “orchestrator” services that act as the brain between data sources, detection logic, and response workflows. For Module 1, I can build a FastAPI or Golang (Gin) gateway to ingest JSON logs from Vector, normalize them to an ECS-style schema, and efficiently write to ClickHouse using async/batched processing to handle high EPS. For Module 2, I’ll implement a Sigma-inspired, YAML-based detection engine that converts rules into optimized ClickHouse SQL queries, with a scheduler to run detections at configurable intervals. For Module 3, I’ll design incident storage in PostgreSQL with proper status management (New, In Progress, Closed, False Positive) and integrate webhook notifications (Slack/Telegram). Clean APIs will be exposed for UI consumption. The full stack will be containerized with Docker/Docker Compose, and I’ll provide complete API documentation and setup guides. I’m comfortable with the Work Made for Hire IP clause and delivering fully documented source code. Looking forward to discussing details. Best regards, Warda
$400 USD in 10 days
2.7
2.7

Hi there! This SIEM Orchestrator project sounds both exciting and impactful. I’m ready to engineer robust modules for seamless log intake, detection logic, and incident response—leveraging FastAPI (or Gin), ClickHouse, and rule-driven automation. Expect clean async pipelines, Sigma-inspired detection, and integrated real-time alerts—all Dockerized and fully documented, with clear IP transfer as you require. Let’s turn your vision into a secure, production-ready solution!
$500 USD in 2 days
1.9
1.9

Hi, I’m very interested in building the orchestrator layer for your custom SIEM system. I have extensive experience designing event-driven security platforms, integrating high-throughput log pipelines with ClickHouse, and implementing rule-based detection engines with FastAPI and Python. I can create a FastAPI gateway to normalize incoming Vector logs, buffer and write asynchronously to ClickHouse, and build a Sigma-inspired detection engine that reads YAML rules, generates optimized SQL queries, and schedules regular checks. Additionally, I’ll implement incident tracking in PostgreSQL, alerting via webhooks, and status management while ensuring full API documentation, containerized deployment, and clean, maintainable code. The final deliverable will include all source code, setup instructions, and Swagger/ReDoc documentation, with all IP rights fully assigned to you. Best regards,
$500 USD in 7 days
3.3
3.3

Hello, With my technical versatility and cross-functional expertise, I am uniquely positioned to deliver your SIEM Orchestrator Layer Development project. As a Fullstack Developer with experience in Python web frameworks like FastAPI and Golang, I can effectively create the intermediary service you need for data ingestion - managing data normalization, buffering and async writing to Clickhouse. My proficiency in Database Management using platforms like ClickHouse, PostgreSQL and SQLite will be invaluable in Module 2 and 3 where we'll be dealing with query logic, rule reading, incident management, status handling and Webhook integration for real-time notifications. My Cybersecurity background perfectly aligns with this role as it brings an additional layer of protection to the design process. Having worked in Penetration Testing, Vulnerability Assessment, Network Security and System Hardening, I fully understand the security requirements that should shape this product and can contribute solutions to help secure your proprietary Orchestrator layer. Similarly, my coding skills in C++, Python, Java along with Docker experience makes me well-suited to handle any scaling challenges during and after development. Finally, your ownership of the intellectual property rights is crucial to us both; as an ethically bound professional who respects clients' discretion and IP rights, I guarantee the confidentiality of your project. Working diligen Thanks!
$750 USD in 4 days
0.0
0.0

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