Senior Fullstack Engineer (.NET & React)

About the role

As a Senior Fullstack Developer, you will play a key role in the design, development, and maintenance of our web applications using ReactJS and .NET. You will be responsible for driving technical decisions, mentoring team members, and ensuring the architectural integrity of our solutions. This role requires deep technical expertise, strong problem-solving skills, and the ability to work across teams to deliver high-impact solutions. 

This role is ideal for someone who thrives in a fast-paced environment, enjoys mentoring others, and takes initiative in driving technical excellence.

Salary range for this role: 15,500- 21,000 PLN gross/ month

What will make you stand out?

• Bachelor's degree in Computer Science or a related field.
• Experience with AWS services and cloud architecture.
• Knowledge of modern build tools and deployment strategies.
• Familiarity with DevOps practices and CI/CD pipelines.

What do we offer?

• 🗓️ Annual Salary Review: We are reviewing the salaries of all our teams annually in order to evaluate an increase according to individual performance and the business results.
• 99% discount on your personal shipment orders via Packlink.pro
• Up to 500PLN/year to match your NGO donations! We are happy to support your initiatives by duplicating the amount donated.
• Volunteer day. You can take 1 day off per year in order to participate in volunteering activities! We will love to see some pictures in our slack!
• Referral Fee 🔗 We need your support in hiring top-class talent! We offer a referral bonus of 4-20k, depending on the complexity of the role and the hiring process.
• ‍⚕️We have an Employee Assistance Program with psychological assistance free of charge.
• ⚖️ Great work-life balance We offer a flexible work schedule and will do our best to adapt to your personal situation. Working in a fast-paced environment can be intense, but that doesn’t mean you shouldn’t enjoy your free time!
• An inclusive and upbeat work environment Leave your suit behind... we’re a t-shirt and converse kind of place! More importantly, our company culture promotes diversity and inclusion. The personality and opinions of each of our team members are important and valid, and we aim to offer all employees a safe environment where they can be themselves and thrive.
• A cross-cultural atmosphere We are a truly international team of 20 nationalities that speak 10 languages. Our company language is English and all internal communication and company-wide meetings are in English.
• 🏟️ Company events Work hard, play hard! We do our best every day, even at our regular team-building events.
• Internal and external training, free access to online training platforms such as Linkedin Learning
• Possibility to work in a home-office using equipment provided by AUCTANE, or in our office prepared in accordance with all safety requirements.
• Personal Training Budget. Up to 3.500 PLN/year training budget (certifications, conferences attendance, etc.) to invest in your professional development. We want to help you improve your technical skills, feel involved in the product community, and develop your soft skills to lead teams and manage other stakeholders.
• **Up to 30 days of vacation per year (**additional days are granted along with seniority at AUCTANE).
• 🗺️ Languages classes every week. Thirsty for knowledge? Learn a new language by joining our free English/Spanish/German classes. You can connect and enjoy taking up a new language or improving your current skills with one of our great instructors.
• Free private medical insurance.
• Attractive life insurance.
• Co-financing for sports and recreational activities
• Gym membership co-financing