Technical Lead

Flightradar24; Stockholms kommun; On-site; SEK 700,000 - 1,000,000; Full time

Job summary

Flightradar24 is seeking an experienced engineer to own and evolve its B2B product engineering, delivering scalable backend services and live data APIs. You will work across data platforms, databases, and frontend layers to transform aircraft telemetry into valuable customer products.

The role emphasizes reliability, observability, and production operations, requiring hands-on experience with modern cloud platforms and large-scale data processing.

Qualifications

• Several years of experience building and operating production software at scale.
• Comfort across modern technology stack from data platforms to backend services and frontend apps.
• Ability to understand complex systems where documentation may be limited or evolving.

Responsibilities

• Own the engineering behind Flightradar24's entire B2B product portfolio.
• Design and build scalable backend services powering live data feeds, APIs, and exports.
• Work across the full stack from data lakehouse to frontend applications.
• Transform raw aircraft telemetry into valuable customer products.
• Improve scalability, reliability, observability, and production operations.
• Collaborate with platform, data, web, and infrastructure teams to integrate with the Flightradar24 ecosystem.

Skills

Fullstack systems

Production software

Reliability & observability

Data platforms

Tools

AWS

S3

Glue/Spark

Airflow/MWAA

Kafka

Athena

Job description

What you\'ll do

• Own the engineering behind Flightradar24\'s entire B2B product portfolio, from customer-facing features to the underlying data pipelines and services
• Design and build scalable backend services powering live data feeds, APIs, historical exports, and new commercial products
• Work across the full technical stack where needed, from data lakehouse and databases through backend services to frontend applications
• Build new capabilities on top of Flightradar24\'s real-time aviation data, transforming raw aircraft telemetry into valuable products for customers
• Improve the scalability, reliability, observability, and operational excellence of production systems
• Work closely with platform, data, web, and infrastructure teams to integrate with thebroader Flightradar24 ecosystem

About you

• Have several years of experience building and operating production software at scale
• Are comfortable working across different parts of a modern technology stack, from data platforms and databases to backend services and user-facing applications
• Can quickly understand complex existing systems, even when documentation is limited or the architecture has evolved over many years
• Balance pragmatic delivery with thoughtful engineering and know when to optimize and when to keep things simple

Required technical competence

• Strong experience designing and building production fullstack systems
• Experience working with modern cloud platforms, preferably AWS
• Solid understanding of databases, distributed systems, and data architecture
• Experience with APIs, event-driven systems, streaming platforms, or large-scale data processing
• Comfortable working across multiple technology stacks and learning new technologies when needed
• Strong understanding of reliability, observability, testing, and production operations
• Cloud & Data Platform: AWS (S3, Glue/Spark, Airflow/MWAA, Athena, MSK/Kafka)

About Flightradar24

Flightradar24 is the leading flight tracking and aviation data provider, leveraging the world’s largest ADS-B network. Our B2C platform serves millions, while our B2B solutions empower airlines, airports, and aviation stakeholders with essential operational insights.

All this is made possible thanks to our globally distributed network of 60,000+ radio receivers that feed real-time aircraft data into the Flightradar24 platform. Over a billion database entries are added each month and we are processing several years of historical data totalling many terabytes. Our proprietary flight tracking data is industry leading and even investigative government agencies from around the world rely on it for aviation accident investigations.