Must have

• Java

• SQL

• Kafka

• RabbitMQ

• AI tools

• Communication skills

• Problem solving

• Team player

• English (B2)

Nice to have

• PostgreSQL

• Cybersecurity

Requirements description

Must Have:

• +4 years of experience with the Java language,
• 6+ years of experience in software development,
• Experience with SQL backend, preferably PostgreSQL,
• Experience with Kafka/RabbitMQ
• Experience with AI tools(i.e.. like Cursor AI or Claude)
• Ability to take tasks from requirements to deployment quickly and independently,
• Ability to work within distributed, multidisciplinary teams,
• Design and build scalable, high-availability mission-critical systems and APIs,
• Experience with test-driven development.

Advantages:

• Understanding of what is an open-source supply chain,
• Experience with cybersecurity.

Offer description

We are seeking a passionate and adaptive Senior Java Developer to join our team. In this role, you’ll play a key part in ensuring the quality and security of our product at Mend.io. We recognize that the best candidates come with a variety of backgrounds, and we welcome your unique skills and perspectives. This position is both dynamic and rewarding, where you will work closely with others to innovate and improve our automation processes.We believe in work-life balance, and the position is remote, offering you the flexibility to work from anywhere within Poland. You will have the opportunity to make an impactful difference in the world of security and application development.

Why Mend.io :

Mend.io is redefining how modern organizations secure software, from open source and custom code to AI generated components. As the creators of the first AI Native AppSec Platform, we help global enterprises stay safe, fast, and compliant in an era of AI driven development. Our platform combines intelligent automation, deep risk visibility, and developer-first experiences, shaping the future of application security.We are also committed to building an inclusive, empowering workplace. If you’re excited about this role but don’t meet every requirement, we encourage you to apply. Your perspective could be exactly what we need.

Our Benefits:

We offer two flexible engagement options: B2B contract or employment via Deel. Both come with a strong benefits package designed to support you professionally and personally.

Core Benefits:

• Remote Work: Work from your home office in Poland.
• Training Budget: Annual budget for professional development.
• Stock Options: Share in our company’s success.
• Recharge Days: 4 Annually (One company-wide Friday off each quarter).
• Absence Paid Days: 36 days to utilize time off.
• Company Equipment Purchase: We cover the cost of your new laptop and essential work tools, so you can set yourself up for success from day one.

Additional Benefits: (Employment of record per local law)

• Social security, pension, labor fund, public health insurance, accident and disability insurance, and guaranteed employee benefits fund.
• Maternity and parental leave in accordance with Polish employment regulations.

Our Culture:

At Mend.io, we are building more than the future of application security - we are building a culture where diverse perspectives drive innovation. As we lead the way in securing AI powered applications, we believe the best solutions come from teams where everyone feels seen, heard, and empowered to thrive.We are committed to a workplace rooted in respect, trust, and growth. That means supporting your development through mentorship, learning, and meaningful challenges, while also valuing flexibility and balance.

A Quick Peek Into Our AI Hackathon – Experience Shared by Our Own Noa from R&D!

👉🏻 mend.teamme.link/?videoId=330969f4-f173-42ad-a116-2ea520adc4bf

(edited using AI)

Your responsibilities

1. Design, build and maintain efficient, reusable, and reliable Java code
2. Design and develop backend solutions and APIs
3. Write unit and functional automation tests
4. Maintain and troubleshoot production applications codebase
5. Write implementations of algorithms and solutions designed by our Security Research Team
6. Identify opportunities for improvement in system interfaces