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Backend Engineer at Flip - 125-230 zł/h netto

Flip Fit

Flip Fit

Software Engineering
Warsaw, Poland
Posted on Sunday, April 30, 2023
Flip is a social e-commerce platform developed for a great scale with service-oriented architecture.

We’ve created an ecosystem with over 130 auto-scalable containerized microservices behind the API gateway integrated with a unified logging layer and common monitoring.

Our most common microservice relies on NestJs, MongoDB, Redis and uses RabbitMQ as a transport layer. Our automated CI/CD pipelines allow us to build a production-ready microservice in 15 minutes. What is more, we scale specific parts of the ecosystem using user traffic-based components.

What we offer:
  • Fully remote job
  • 20 days of paid holiday
  • 400 PLN each month to spend on +750 perks via Worksmile
  • Working hours from 8:00 / 9:00 AM CEST to 4:00 / 5:00 PM CEST
  • Integration events
  • Informal atmosphere
  • Non-corporate communication across teams
  • An international environment in which English is spoken

Our tech stack:
  • Databases: MongoDB / AWS RDS / ScyllaDB
  • Development: RabbitMQ / Kafka
  • Microservices based on: K8s
  • Monitoring & APM: DataDog
  • Logs: ELK Kibana
  • CI/CD system: GitLab
  • Infrastructure as a Code: Terraform & Ansible
  • Our main cloud: AWS

Requirements

Your role and responsibilities:
  • Working with the newest technologies and up-to-date libraries (Node, TypeScript, NestJS, MongoDB)
  • Working with microservices architecture
  • Developing new features and maintaining existing ones
  • Building and writing reusable code and libraries for future use
  • Bringing your ideas into the product and sharing them with others
  • Optimizing applications for speed and scalability
  • Focusing on the quality of the code via the code review process

What we need from you:
  • Experience in building Node web applications
  • A deep understanding of JavaScript and TypeScript
  • Knowledge and experience in NestJs
  • Experience with MongoDB
  • Experience working with RabbitMQ or alternatives
  • Knowledge of Unit and Functional testing (Jest & Mocha)
  • Experience working with GIT
  • Experience working with Docker

Awesome to have:
  • Experience and understanding of high-load, real-time, distributed applications
  • Experience with ElasticSearch, ScyllaDB, Influx, Timescale, Kafka
  • Understanding of Kubernetes & containerization
  • Understanding of Cloud (AWS) Infrastructure
  • Understanding of load distribution, algorithm complexity, and data-flow optimization
  • Good skills in data modeling and data denormalization
  • A good level of spoken and written English (min. B2)
  • Being passion-driven when it comes to creating clean code, delivering a great product and constantly improving yourself
  • Being ready to help other team members
  • Being eager to help them make informed decisions
  • Being open to learning and mastering diverse technologies and techniques, along with a desire for continuous learning
  • Experience in working in a fast-paced working environment
  • “Can-do” attitude with readiness to face new challenges

Please include in your application:

"I hereby give consent for my personal data included in my application to be processed for the purposes of the recruitment process under the Personal Data Protection Act as of 29 August 1997, consolidated text: Journal of Laws 2016, item 922 as amended." to your resume.