Job Description

We are seeking an (Senior)

API Engineer

to design and develop a

next generation mobile platform

for a premier

Football team

, driving fan engagement, digital monetization, and seamless experiences both inside and outside the stadium. This role offers the opportunity to shape an application that sets new standards in technical capability, scalability, and user interaction.

Key Responsibilities

Design, build, and maintain

scalable RESTful APIs

using

Python

and

FastAPI

. Implement

async/await programming

, robust

middleware

, and

dependency injection

for high-performance services. Ensure best practices in

API architecture

, versioning, and documentation (OpenAPI/Swagger). Integrate and secure

third-party APIs

and services using

OIDC/OAuth 2.0

standards. Work with distributed systems and

microservice architectures

, ensuring efficient inter-service communication and

load balancing

. Leverage

AWS services

- ECS, ECR, CloudWatch, Secrets Manager, ElastiCache, and DynamoDB to build and scale reliable systems. Implement and optimize

CI/CD pipelines

, focusing on fault tolerance, observability, and horizontal scalability. Collaborate with mobile, frontend, and DevOps teams to ensure smooth end-to-end delivery and high product reliability.

Required Qualifications

Strong proficiency in

Python

and hands-on experience with

FastAPI

(routing, async programming, middleware, dependency injection). Deep understanding of

RESTful API design

,

HTTP protocols

,

Pydantic validation

, and

Pytest

for testing and validation. Experience with

OIDC / OAuth 2.0

authentication and secure API integration. Solid knowledge of

distributed systems

,

API gateways

,

load balancing

, and microservices architecture. Familiarity with

AWS

ecosystem (ECS, ECR, CloudWatch, Secrets Manager, DynamoDB, ElastiCache). Working knowledge of

CI/CD pipelines

,

Docker

, and

container orchestration

. Strong collaboration, communication, and analytical problem-solving skills across cross-functional teams.

Preferred Qualifications

Experience building APIs for

real-time or fan engagement platforms

. Familiarity with

GraphQL

or

WebSocket

-based data streaming. Knowledge of

observability tools

(e.g., Prometheus, Grafana, OpenTelemetry). Understanding of

caching strategies

and

event-driven architectures

(e.g., AWS EventBridge, SNS, Kafka).

What do we offer you?

Attractive salary Large freedom and real influence No unhealthy competition, team approach to meeting challenges Remote-first, flexible working culture Company apartments in cool cities across Europe: work and enjoy a memorable getaway

About Us

We are a software house with 18 years of experience and a global portfolio of projects. We help businesses modernize, scale, and innovate through custom software solutions -- always with a focus on flexibility and quality. Our team embraces unconventional ideas and new technologies, delivering solutions that drive real impact. If you value professionalism, creativity, and a strong engineering culture, you'll feel at home here.

Job Type: Full-time

Pay: 45,000.00-102,000.00 per year

Experience:

API Development: 5 years (required)
Work Location: Remote