FLYR Labs

Staff Backend Engineer

Kraków, Poland
Kafka AWS Terraform Java Deep Learning API Docker Python Go Microservices JavaScript GCP Kubernetes
Description

Our Vision

FLYR is focused on the relentless application of advanced and intuitive technologies that help transportation leaders unlock their ultimate potential.

FLYR is a technology company that is purpose-built for the travel industry. Leveraging deep learning, an advanced form of AI, FLYR is helping airlines, cargo, and hospitality businesses around the globe elevate their results. With FLYR, businesses are able to improve revenue performance and modernize the e-commerce experience through accurate forecasting, automation, and analytics.

Flight Itinerary (About The Role)

We are looking for a Senior Backend Engineer with expertise in API integration to join our Platform & Integration Team, responsible for building robust APIs that integrate with third-party data providers such as payment gateways, FX rate providers, hotels, insurance services, and other external systems. Additionally, you will play a key role in building and maintaining our API gateway and developer portal to ensure seamless integration and exceptional developer experience. Our mission is to provide reliable integrations between our systems and those of our third-party suppliers and vendors, enabling efficient data exchange, streamlined workflows, and enhanced collaboration. We strive to deliver high-quality, scalable, and secure integration solutions that meet the evolving needs of our partners and support the growth of our business.
As an Engineering team, we strongly believe in fostering an environment for intellectually engaging work that advances your career progression on this journey. Let’s get you on board soon!

What Your Journey Will Look Like (Responsibilities)

  • Design, develop, and maintain scalable APIs using Golang that integrate with third-party data providers and external systems (e.g. payment gateways, FX rates, hotel booking systems, and insurance services)
  • Collaborate with other teams to gather requirements and define API specifications for integration projects.
  • Implement secure authentication and authorization mechanisms for API access, including OAuth, JWT, and API key management.
  • Ensure high availability, reliability, and performance of APIs through effective design and implementation practices.
  • Build and maintain an API gateway to manage API traffic, enforce security policies, and optimize API performance.
  • Develop and enhance our developer portal to provide comprehensive API documentation, interactive API exploration, and developer support resources.
  • Implement monitoring, logging, and analytics solutions to track API usage, performance metrics, and service health.
  • Collaborate with DevOps teams to automate deployment processes, set up CI/CD pipelines, and manage infrastructure as code.
  • Stay updated on emerging trends, best practices, and technologies in API integration, microservices architecture, and cloud-native development.
  • Provide technical expertise and leadership in product design, development, and delivery 
  • Make accurate estimates for upcoming work, communicate technical solutions effectively, and share knowledge
  • Work in a product-focused scrum team to deliver against a roadmap driven by a dedicated product owner

What To Pack For This Trip (Qualifications)

  • Bachelor's degree in Computer Science, Engineering, or related field.
  • 5+ years of experience as a Golang Developer with a focus on API integration and development.
  • Solid understanding of RESTful API design principles and microservices architecture
  • Proficiency in building and maintaining API gateways using tools like Kong, Apigee, or similar platforms.
  • Strong knowledge of authentication and authorization mechanisms, including OAuth, JWT, and API key management.
  • engineering experience running high-load and high-uptime services in production
  • Familiarity with containerization and orchestration tools such as Docker, Kubernetes, and cloud-native technologies.
  • Experience with developer portal development, API documentation tools, and developer engagement strategies.
  • Excellent problem-solving skills, attention to detail, and ability to work effectively in a fast-paced, collaborative environment.
  • Strong communication skills with the ability to articulate technical concepts and collaborate with cross-functional teams.
  • Ability to grow the engineering-excellence culture, and influence larger engineering organizations and mentor other Engineers
  • Knowledge of current trends and best practices in software development, including performance, accessibility, security, and usability
  • Familiarity with modern CI/CD
  • Experience with caching mechanism
  • Past experience with the QA processes in software development

Optional Carry-On (Preferred Qualifications)

  • Experience with other programming languages such as Python, Java, or JavaScript.
  • Knowledge of message brokers and event-driven architectures (e.g., Kafka, RabbitMQ).
  • Understanding of security best practices and common vulnerabilities in API integrations.
  • Experience with Cloud platforms (GCP/AWS) and Software security 
  • Familiarity with Infrastructure as Code (Terraform)
  • API monitoring tools (e.g. NewRelic, DataDog)

First-Class Amenities

  • Regular employment contract
  • Equity in Series C startup with high growth potential
  • Flexible working hours
  • Complimentary Breakfast/Lunch (in-office)
  • Sports card
  • Medical care
  • Life Insurance
  • Top-quality tech equipment
  • Annual educational fund
  • Linkedin Learning access
  • English classes
  • Many more!

 

Our Commitment to Equality

Here at FLYR, we’re committed to growing with intention, having our teams better reflect the world around us. We strive to create an environment of inclusion and even more importantly, belonging, where psychological safety, empathy, and human connection are at the center of our leadership principles. Not only does this enable us to create better products and have a better work environment, it’s good for the bottom line and it’s the right thing to do.
 
FLYR provides equal employment opportunities to all employees and applicants for employment without regard to race, color, religion, gender identity, sex, sexual orientation, national origin, age, physical or mental disability, genetics, marital or veteran status. In addition to federal law requirements, FLYR complies with applicable state and local laws governing nondiscrimination in employment in every location in which the company operates.
 

Privacy Policy

All applicants, including those based in California or the EU, are encouraged to review our Privacy and Cookie Policy.
 
#LI-Hybrid
FLYR Labs
FLYR Labs
Air Transportation Analytics Artificial Intelligence Big Data Machine Learning Predictive Analytics

0 applies

65 views

Other Jobs from FLYR Labs

Software Engineer

Barcelona, Spain

There are more than 50,000 engineering jobs:

Subscribe to membership and unlock all jobs

Engineering Jobs

50,000+ jobs from 4,500+ well-funded companies

Updated Daily

New jobs are added every day as companies post them

Refined Search

Use filters like skill, location, etc to narrow results

Become a member

🥳🥳🥳 232 happy customers and counting...

Overall, over 80% of customers chose to renew their subscriptions after the initial sign-up.

Cancel anytime / Money-back guarantee

Wall of love from fellow engineers