Senior Full Stack Software Engineer – CoRe Engineering Team

What is the impact you want to make?

Unleash your biggest strengths, apply skills & knowledge, learn new things, connect with your peers and build your career with us!

Why rinf.tech?

#EngineerOfTheFuture, #PeopleofManyTalents

  • At rinf.tech, you’ll encounter friendly people who are eager to explore and reinvent the world of technology.
  • We encourage ideas - we like to share and learn from each other. We’re all in for curious & ambitious people.

#GrowOpportunities

  • We continuously invest in developing core teams focused on technologies like Blockchain, AI, and IoT -  www.rinf.tech/careers/core-blockchain-and-ai-teams/
  • Our Technical Management team, possesses a robust technical background. Many of our team members have advanced to strategic roles through internal promotions.
  • In a state of mutual willingness to share & grow, our RINFers commit to a minimum tenure of 2.5 years on a project.

#EngineeringExcellence

  • Fail fast, learn fast: we experiment, we iterate, we know when to stop and we don't repeat the same mistakes.
  • The right technology stack for the right problem: we don't force technology choices just because we know them; our focus is on solving problems, not on pushing predefined stacks.

#Innovation

Why do we do what we do?

We inspire one another to share our tech-works in this amazing and abundant world. So we became developers, innovators, thinkers, software builders, and hardware makers!

Our Vision!

Founded in 2006 with 650+ engineers & global presence (8 delivery centers in Europe & North America) we strive to become a leading East-European technology partner for growing organizations in need of digital transformation of their products and services!

What you’ll do

  • As a Full Stack Software Engineer, you'll design, develop and deliver high-quality software solutions across both backend and frontend components. You'll work closely with Solution Architects, Product Owners, QA Engineers, DevOps Engineers and Project Managers to transform ideas into production-ready applications.
  • Every project may bring a different business domain, architecture or technology stack, so curiosity and adaptability are essential.
  • Design, develop and maintain modern software applications across frontend and backend layers.
  • Build scalable, secure and maintainable solutions following engineering best practices.
  • Participate in architecture discussions and technical design sessions.
  • Collaborate with cross-functional teams throughout the entire software development lifecycle.
  • Contribute to technical estimations and solution discovery activities.
  • Write clean, testable and well-documented code.
  • Perform code reviews and contribute to maintaining high engineering standards.
  • Troubleshoot production issues and continuously improve application performance.
  • Work with cloud-native architectures, APIs and modern software development practices whenever required.
  • Continuously learn and adopt new technologies based on project needs.

What you need to be successful

  • 5+ years of experience in software development.
  • Solid understanding of object-oriented programming and software engineering principles.
  • Experience developing both backend services and modern frontend applications.
  • Good understanding of REST APIs and distributed systems.
  • Experience working with relational and/or NoSQL databases.
  • Familiarity with cloud platforms and containerized applications is considered a plus.
  • Understanding of CI/CD pipelines and modern development workflows.
  • Experience working in Agile environments.
  • Strong problem-solving skills and attention to code quality.
  • Good communication skills and fluent English.

Nice to have

  • Experience with microservices and event-driven architectures.
  • Exposure to AI-powered applications or GenAI integrations.
  • Experience with Infrastructure as Code and cloud services.
  • Knowledge of automated testing practices.
  • Experience contributing to technical design and architectural decisions.
  • Open-source contributions or personal technical projects.

What we offer you to be successful

  • Flexible working environment, ability to work remotely or in a hybrid model, depending on your project requirements.
  • Work with worldwide technology leaders - We partner and deliver technology to industry giants like Intel, NXP, Panasonic, Visteon, Carrefour, Windriver, Kardex, METRO Digital, and many others.
  • Priority Plus Medical Subscription @Regina Maria (fully covered by the company)
  • Mental Health Online Resources through the Hilio Wellbeing Platform
  • Flexible benefits worth 1300 RON gross per month - you can choose the ones that suit your preference
  • We have profit shares schemed that enable you to financially benefit from the new business you identify
  • We have premium referral bonus for each successful recommendation you make - (500-1500 EUR NET based on seniority)
  • Enjoy our vibrant offices in Romania's top IT hubs – Bucharest, Timisoara, Cluj, and Iasi, perfect for when you want to grab a coffee with your colleagues.
  • Community – No man is an island, we stay connected through ongoing learning, project rotation, idea incubation, as well as through our Football Team, Townhalls, and Fun Thursday Office Day!

Next Steps for you!

  • Apply
  • CV screening
  • HR Interview
  • Technical Interview
  • Offer presented by our CEO

Meet us!

Let's meet! We invite you to drop by anytime for a tour of our office, without any commitment.

Join the #PeopleofManyTalents #EngineerOfTheFuture