Backend Software Engineer

Mid Backend Software Engineer

Webinterpret is a tech company acting globally to help brands and retailers conquer new markets successfully via online marketplaces. Our end-to-end cross-border solution is the key to make your product reach and convert international buyers affordably via our automated localization services, multi-language SEO & SEM. Since 2007, we have helped over 40,000 companies worldwide and generated over 300 m€ of sales.

• Location: Remote / Warsaw, Bonifraterska 17
• Experience: Mid
• Work framework: Scrum / Kanban
• Employment Type: B2B
• Location: Fully remote, remote or hybrid, based on your preference
• Flexible working hours: Yes (with a start time between 8.00 AM - 10.00 AM CET/CEST)

Technology stack:

• Main technologies: Python 3.10+, SQL, NoSQL
• API services: Flask, Falcon, FastAPI, GraphQL (Ariadne), Pyramid, Cornice
• Database:
• MySQL, PostgreSQL, Redshift, Athena
• Mongo, Elasticsearch
• Infrastructure and Data Pipelines: AWS, Docker, Kubernetes, MQ, GitlabCI, Jenkins
• Code reviews: GitLab
• Issue tracking Tool: Jira
• Communication Tool: Slack

Who are we looking for?

As a Backend Software Engineer, you will be a key part of an agile team responsible for developing end-to-end services. We need a «proactive doer» who doesn't just build features but takes full ownership of business outcomes. You naturally use AI-based tools to accelerate delivery without compromising on quality or aesthetics.

• Goal-oriented mindset: Strong focus on customer needs and hitting business objectives.
• Backend Proficiency: 4+ years of experience in Python with Flask, Falcon, or FastAPI.
• AI-Native Workflow: Habitual use of Cursor, Claude Code, or similar agents to boost productivity.
• Proactive "Can-do" attitude: Ability to work effectively with product owners to turn vision into working software.
• Technical Excellence: Knowledge of TDD, clean code, and scalable web architectures.
• Cloud Awareness: Basic knowledge of AWS (EC2, S3) and DevOps (Docker).
• At least basic knowledge of Amazon Web Services (EC2, RDS, S3)
• At least basic DevOps skills (*nix, Apache/nginx, Docker, Kubernetes)
• Experience in SOA, message queues (like RabbitMQ)
• Good written and spoken English, comfortable with working in an international environment

• Desire to transition into a Full-Stack role
• Experience in React
• Having contributed to Open Source (send us your GitHub id!)
• Good knowledge of JavaScript build tools (eg. Webpack) and the yarn ecosystem
• Knowledge of redux-saga, redux-forms, style-loader and css-loader, reselect...
• Experience with ESLint for linting
• Advanced DevOps skills (*nix, Apache/nginx, Docker, Kubernetes)
• Advanced knowledge of Amazon Web Services (EC2, RDS, S3, ELB, EBS, EKS)
• Experience developing and maintaining complex web architectures
• Experience in event-driven architecture and distributed systems
• Experience with NoSQL databases (Mongo, ElasticSearch)
• Experience in EventStorming
• Knowledge of GraphQL
• Knowledge of CQRS/DDD
• Expertise in cybersecurity topics

What do we do?

• End-to-End Delivery: We build both robust backend APIs and modern, responsive frontends to support the flow of millions of products.
• UX Optimization: We treat the interface as a critical part of the product, ensuring high quality and friction-less user journeys.
• AI-First Engineering: We embrace the power of AI to make ourselves more efficient and focus on solving higher-level problems.
• Scalability & Performance: We monitor and improve our services to handle global e-commerce traffic.
• Impactful Design: We help with architecture-level decisions, ensuring every project delivers maximum value.

How do we work?

• We have passion for evolving technology and its applications.
• We believe in teamwork, empowerment and self-organisation
• We follow Agile principles
• We are highly autonomous - we choose our own goals and projects which contribute to a company strategy as well as tools that make our work efficient
• We are closely cooperating with the business stakeholders, data engineers, data science, and other product developers
• We have a mature product pipeline with predefined initial specs, designs, and architectures for all features.

• The opportunity to positively influence lives of millions of people by effectively connecting buyers and sellers from various countries on major e-commerce platforms
• The chance to work on large-scale exciting products
• Rate: 105-125 pln per hour
• Being part of a dynamic, experienced, international team
• Being part of a fairly flat structure without many layers, with fast decisions and ability to influence the course of action
• Working with modern technologies, with focus on delivery and making an impact