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AI Engineering · Automation · Integrations

AI Agents & Workflow Automation

Engineering reusable automation flows that connect business triggers, LLM capabilities, APIs, operational data and system actions.

AT A GLANCE

Role
AI & Automation Engineer
Company / context
Confidential operational initiatives
Domain
AI Engineering · Automation · Integrations
Core technology
n8n · OpenAI / LLMs · REST APIs · Slack
Focus
Orchestration · LLM integration · Reuse

Context

The automation environment contained more than 250 n8n workflows, including at least one flow with more than 140 nodes. Work spanned confidential operational initiatives, internal initiatives such as Mayo, Optimo and Valkyrie, and shared agent tooling.

The challenge

The work needed to go beyond isolated prompts: triggers, deterministic business logic, LLM steps, system state and final actions had to operate as maintainable workflows, including retry, telemetry, safeguards, fallback and recovery paths.

My responsibilities and contribution

I built and evolved workflow automations and LLM integrations, connected external systems and contributed to reusable tooling for agent-enabled operations.

  • 01

    Built and evolved n8n workflows around operational requirements and business rules.

  • 02

    Integrated LLM steps only where interpretation or agent behavior was part of the workflow.

  • 03

    Connected Slack, Typeform, TeamTailor, APIs and operational data across different initiatives.

  • 04

    Contributed reusable workflow patterns and agent tooling rather than treating each automation as an isolated flow.

  • 05

    Used PostgreSQL-backed state and Docker-based services in initiatives where those components applied.

  • 06

    Implemented telemetry, validations, retry, safeguards and multiple fallback and recovery paths in complex workflows.

  1. 01
    SourceBusiness trigger
  2. 02
    Connectn8n orchestration
  3. 03
    ProcessBusiness logic
  4. 04
    ProcessLLM · agent step
  5. 05
    DataAPIs · DB · SaaS
  6. 06
    ProcessDecision · action
  7. 07
    OutcomeNotify · persist

Conceptual and anonymized view; implementation details are intentionally omitted.

How the problem was approached

n8n served as the orchestration layer, not the product story. Only workflows combining LLM context, decision-making and action execution were treated as agentic; the broader environment also contained deterministic automation.

  1. 01

    Started from the operational trigger and the action the workflow needed to produce.

  2. 02

    Kept business rules explicit and introduced LLM capabilities only in the steps that required them.

  3. 03

    Used APIs and SaaS integrations for system-to-system communication and PostgreSQL where persistent state was needed.

  4. 04

    Extracted reusable workflow and tooling patterns across related initiatives.

  5. 05

    Added telemetry, validation, retries and recovery paths according to workflow complexity.

ENGINEERING CHALLENGES

Challenge → why it mattered → response
01

AI versus deterministic logic

Why it mattered
Not every automation step benefited from model-driven behavior; business rules still needed explicit control.
Response
LLM or agent steps were placed inside workflows that retained deterministic orchestration around them.
02

Cross-system handoffs

Why it mattered
Inputs and actions crossed APIs, databases and SaaS tools with different contracts.
Response
The flows made integration steps and business transformations explicit in the orchestration path.
03

Reuse across initiatives

Why it mattered
Treating every automation as a unique flow would duplicate integration and agent patterns.
Response
Shared tooling and reusable workflow patterns were developed where the same needs recurred.
04

Failure recovery

Why it mattered
Large workflows and external integrations needed more than a successful happy path to execute correctly.
Response
Telemetry, validations, retry, safeguards and multiple fallback and recovery paths were implemented.

Public workflow example

Amazon data validation from scheduled execution to an operational result.

A scheduled flow queried Amazon and BigQuery data, validated coverage, freshness and discrepancies, consolidated the issues found, used OpenAI to assist analysis and generated or distributed the operational result.
  1. 01Scheduled trigger
  2. 02Amazon · BigQuery
  3. 03Validate
  4. 04Consolidate
  5. 05OpenAI analysis
  6. 06Operational result

Composable workflows coordinated triggers, business rules, selected LLM capabilities, system integrations and final actions while keeping n8n in its proper role as the orchestration layer.

CORE TECHNOLOGY

n8nOpenAI / LLMsREST APIsSlackTypeformTeamTailorPostgreSQLDocker

What changed as a result

Recorded outcomes from the project scope.

01

Worked within an environment containing 250+ n8n workflows, including one flow with more than 140 nodes.

02

Connected AI capabilities to operational workflows rather than leaving them as isolated prompts.

03

Automated steps across confidential operational initiatives involving SaaS tools, APIs and data.

04

Created reusable automation and agent-tooling patterns across related work.

05

Added telemetry, retry, safeguards, fallback and recovery mechanisms to complex workflows.