Junior Backend Developer

O projekcie

Join CTHINGS.CO and work on backend solutions supporting innovative 5G and IoT technologies.

You will work on backend services supporting Edge IoT devices used by customers across various industries. Depending on the project, you will contribute to the development of REST APIs, device integrations, data processing solutions, testing tools, and our IoT platform.

You will collaborate with experienced engineers and gain hands-on experience developing backend solutions for real-world IoT applications.

Tak organizujemy naszą pracę

Tak pracujemy

• koncentrujesz się na rozwoju produktu
• agile

Skład zespołu

• backend developer
• frontend developer
• lider techniczny
• architekt
• devOps
• embedded developer
• programista testów automatycznych
• tester manualny
• specjalista cyberbezpieczeństwa
• product owner
• project manager
• UI designer
• UX designer
• administrator IT

Twój zakres obowiązków

• Develop and maintain backend software under the guidance of experienced engineers.
• Implement features, fix bugs, and improve existing code.
• Build and maintain REST APIs and integrations with databases and other services.
• Contribute to services that receive, process, and store data from Edge IoT devices.
• Investigate backend and device integration issues using logs, debuggers, and testing tools.
• Write and maintain unit and integration tests.
• Participate in code reviews, technical discussions, and team planning.
• Create clear technical documentation for implemented features and development workflows.

Nasze wymagania

• At least one year of commercial experience in backend development, preferably using Python.
• Solid understanding of Python fundamentals, including object-oriented programming, data structures, and error handling.
• Understanding of REST APIs and how backend services communicate.
• Familiarity with a Python web framework such as FastAPI, Django, or Flask.
• Understanding of core programming concepts and debugging techniques.
• Basic knowledge of databases and data persistence.
• Familiarity with Linux as a development environment.
• Good experience with Git as a version control system.
• Interest in IoT and connected devices, with experience using microcontrollers, development boards, or an RTOS.
• Basic understanding of communication protocols such as MQTT, CoAP, or similar.
• Interest in experimenting with AI-powered development tools and reviewing the code they produce.
• Ability to communicate clearly, ask questions, and work effectively as part of a team.
• Curiosity, attention to detail, and willingness to learn new technologies.

Mile widziane

• Knowledge or experience with Docker.
• Experience with Zephyr RTOS.
• Hobby projects with Arduino, ESP32, nRF52, or similar platforms.

Podział czasu pracy

To oferujemy

• Recruitment language: English&Polish
• Permanent contract
• Paid holiday for: B2B (+1)
• Remote days: flexible in a week
• Startup atmosphere
• Modern office
• Flat structure
• International projects
• Small teams

Tak pracujemy nad projektem

• code review
• dokumentacja

Takie dajemy możliwości rozwoju

• mentoring
• szkolenia wewnątrzfirmowe
• wsparcie merytoryczne od liderów technologicznych
• wymiana wiedzy technicznej w firmie

Benefity

• dofinansowanie zajęć sportowych
• prywatna opieka medyczna
• dofinansowanie szkoleń i kursów
• możliwość pracy zdalnej
• opieka stomatologiczna
• komputer do użytku prywatnego
• brak dress code’u
• kawa / herbata
• napoje

Etapy rekrutacji

• Phone Screening Call (30 mins)
• Online Meeting (30-45 mins)
• Online Meeting (30-45 mins)
• Online Meeting (20 mins)

How we work and what you get:

This is a full-time position in a hybrid work model. Our main HQ is based in Warsaw. If you’re based in Warsaw, too, you’ll have the option to visit the office every day or choose a hybrid model (visiting the office at leadt twice a week).

We offer two types of contracts (preferred B2B or UoP, based on your preferences). On top of a contract's usual salary and benefits, you will have access to private healthcare and a Multisport card.

Methodology

• Integration tests API testing, Performance testing
• QA manager
• Unit tests 70% coverage
• Tester(s)
• Agile management Scrum, Agile
• Issue tracking tool Jira, GitLab
• Knowledge repository Confluence, SharePoint, GitLab
• Code reviews GitLab
• Pair programming
• Version control system GIT
• Build server GitLab

How to apply:

• Send us your CV (and optionally a cover letter) in English explaining why you decided to apply. We will be in touch if we believe you would be a good fit. Please keep in mind that we only contact a select group of candidates.
• CTHINGS.CO is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.

CTHINGS.CO sp. z o.o.

At CTHINGS.CO, we're on a mission to support the digital transformation of industries and municipalities. We design, develop, and manufacture 5G IoT hardware, software, sensors, cloud platforms, and web applications that employ bleeding-edge technology and components to monitor, capture, transmit, and analyze data. In addition, we dedicate a lot of our time to creating a robust Orchestration Platform for IoT applications. We're a diverse, multicultural, and inclusive team that is constantly evolving and expanding, and we're looking for a Junior Backend Engineer to join us on this exciting journey.