Longtail Technologies Tech Stack

Dynamic pricing platform for airlines with real-time schedule and price optimization

Software Development Palo Alto, California 11–50 employees Founded 2021 Privately Held

Longtail builds an autonomous pricing engine for airlines that ingests and responds to ~150,000 daily schedule changes and 1 billion price updates without human intervention. The stack—Kafka, Databricks, Elasticsearch, Kubernetes across AWS/GCP—reflects a data-heavy, event-driven architecture. Active infrastructure work (cloud migration, observability stack, CI/CD pipeline design) signals the company is moving from on-premise constraints toward multi-region cloud operations, a prerequisite for scaling pricing models across global airline networks.

Tech Stack 18 technologies

Core StackGitLab CI/CD Jenkins CircleCI Terraform CloudFormation Kubernetes Prometheus Grafana Elasticsearch AWS Iceberg Hadoop Python Kafka RabbitMQ Databricks GCP Bash

What Longtail Technologies Is Building

◆Challenges

Migrating legacy infrastructure to cloud
Low platform adoption
Expanding into new products and infrastructure layers
Balancing platform stability with new 0→1 development
Modernizing legacy components
Optimizing retailing performance
Addressing competitiveness gaps
Increasing incremental revenue
Optimizing airline pricing
Understanding demand elasticity

▲Active Projects

Production-ready model architectures
Migration of on-prem servers to multi-region cloud
Ci/cd pipeline design and maintenance
Observability stack implementation
Customer health dashboard
Onboarding process for new customers
New barcelona engineering base
New products and infrastructure layers
Design new product systems
Modernize legacy components

Hiring Activity

Decelerating8 roles · 2 in 30d

Department

Engineering

Data

Support

Seniority

Senior

Mid

Lead

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About Longtail Technologies

Longtail is a B2B SaaS company serving airline revenue-management teams with an autonomous pricing platform. Founded in 2021 and based in Palo Alto, the company operates as an 11–50 person team split between engineering, data science, and support roles. The platform dynamically reprices journeys and optimizes offer availability by processing real-time schedule and price feeds, removing the need for daily manual intervention. Current work includes migrating legacy on-premise infrastructure to multi-region cloud, implementing observability systems, and building new product layers—all while expanding into a new Barcelona engineering hub.

HeadquartersPalo Alto, California

Company Size11–50 employees

Founded2021

Hiring MarketsSpain

Frequently Asked Questions

What tech stack does Longtail use?

Kafka, Databricks, Elasticsearch, Kubernetes, Prometheus, Grafana, Python, Terraform, CloudFormation, and Jenkins. Infrastructure spans AWS and GCP with Hadoop and Iceberg for big-data processing.

What is Longtail working on?

Cloud migration from on-premise servers to multi-region deployment, CI/CD pipeline modernization, observability stack implementation, customer onboarding automation, legacy component upgrades, and new product infrastructure layers. A new Barcelona engineering base is underway.