Senior Java Developer

Do you love cutting-edge tech and are passionate about engineering? Then this opportunity might be perfect for you!

About DSR Corporation

DSR Corporation has been the ideal end-to-end solution provider for hundreds of companies, from startups to the Fortune 500, since 1998. Since then, DSR has blossomed into 11 technical divisions, with highly-skilled, technologically-agnostic engineering resources and services in full-stack web, embedded, mobile, wireless, big data / analytics, scalable databases, system software, digital media, SSI / blockchain, and AI / computer vision. Our fully-managed teams and deep technical expertise enable us to provide world-class custom software solutions of any scale and complexity. This approach has allowed us to serve industry leaders like Netflix, Nordic Semiconductor, Seagate, Legrand, EDF, Amazon, Sysgo, and many others. The company has offices located around the world including Denver, Porto, Voronezh, Yokohama-city, and Tashkent.

Among our own products are ZBOSS, the Zigbee software protocol stack for IoT devices, zHome framework for smart home solutions (mobile app, back-end, IoT gateway), ZBOSS Open Initiative to maintain and improve the market-leading Zigbee® PRO software platform together with heavyweight IoT market players. DSR's wholly-owned subsidiary, Noema, focuses on delivering the most up-to-date and reliable AI and Computer Vision solutions for security, manufacturing, retail, healthcare and smart homes/cities businesses.

Join our multinational team of seasoned software engineers! We're passionate about tackling complex tasks and sharing our unique software development expertise, accumulated over 25 years. With well-established workflows and transparent career paths, we're geared to boost your professional growth, regardless of your current experience level.

Let's change our world for the better by doing software right!

www.dsr-corporation.com | www.dsr-iot.com | www.dsr-zboss.com | www.dsr-zoi.com | www.noema.tech

Job Description

We are currently looking for a Back-End Software Engineer. You will be responsible for building the server-side of our web-oriented solutions, translating our company and customer needs into functional and appealing interactive applications.

Required Skills:

• Algorithmic mind
• Good theoretical knowledge of computer science (words like patterns, recursion, pointer, stack, tree structure etc shouldn't frighten you)
• 5+ year of professional, relevant experience
• Excellent knowledge of Java language (JMM and threading model included)
• Good experience with a well-known infrastructural framework (Spring Framework, Vert.x, Micronaut etc)
• Solid understanding of software engineering techniques, methodologies and practices (OOP, algorithmic problem solving skill)
• Good understanding of client-server application principles, network applications and protocols, such as HTTP
• Experience working with relational and noSQL databases and ORM frameworks
• Experience with an enterprise-grade queues such as Kafka, RabbitMQ, NATS
• Experience integrating with external APIs (REST, GraphQL etc)
• Experience of writing unit tests
• Spoken technical English
  
  

Will be a Plus:

• Experience of performance optimization of an existing solution (DB optimization and concurrency optimizations are included)
• Knowledge of any other backend programming language (e.g. Python, Go, Rust)
• Understanding of domain-driven development principles (DDD)
• Experience with deployment of back-end applications (e.g. Docker, Terraform, Ansible, AWS (Lambda, IoT), CI/CD)
• Experience of writing and debugging concurrent applications. Understanding of multithreading model of Java
• Fluent English
  
  

What we offer:

• Competitive salary
• Annual bonus payment upon achievement of the company's goals
• Employer-sponsored health insurance
• Flexible benefits package
• Extra holidays
• Trusted sick leave - up to 10 paid days per year
• Accelerated career growth opportunities
• Flexible schedule and remote-friendly policy
• Strong emphasis on work-life balance
• Office located in the center of Porto
  
  

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