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Backend Engineer

Backend Engineer

Software Engineer- Sofia- Bulgaria

Descartes Systems Group

Sofialead

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Role description

Descartes Unites the People and Technology that Move the World
The need for efficient, secure, and agile supply chains and logistics operations has become ever more critical and complex. By combining innovative technology, powerful trade intelligence and the reach of our network, Descartes helps get goods, information, transportation assets, and people where they’re needed, when they’re needed.

We’re one of the most broadly deployed logistics and supply chain technology companies in the world. More than 26,000 customers around the globe use our cloud-based solutions to transform the way they move inventory and information to enhance productivity, better serve customers, thrive competitively, keep pace with evolving regulations, and respond to rapidly changing market conditions. Descartes is publicly traded (Nasdaq:DSGX, TSX:DSG) with headquarters in Waterloo, Ontario, Canada, and offices and partners around the world. With record financial performance for more than 16 years, we lead the industry in innovation investment. Every day, logistics service providers, manufacturers, retailers, distributors, and other logistics-intensive businesses of all sizes rely on our scale, stability, and comprehensive solution footprint to move what’s most important to them. Learn more at www.descartes.com.

We’re growing fast and invite you to join our amazing team.
Build and scale the systems that power product catalog management and marketplace listings, ensuring accurate, reliable, and high-performance product data processing across thousands to hundreds of thousands of products. This role enables efficient marketplace operations and supports business growth through scalable integrations and optimized data handling.

Outcomes

  • Deliver reliable catalog and listing services that maintain high data accuracy and synchronization across marketplace platforms.
  • Improve system scalability and performance to support growing product volumes and transaction loads.
  • Reduce latency and optimize database performance for catalog and listing operations.
  • Ensure stable integrations with external marketplaces and internal business systems.
  • Enhance product matching, categorization, and pricing logic through analytical and data-driven solutions.
  • Maintain high system reliability and data integrity across large-scale datasets.

Skills & Competencies
Technical Expertise

  • Strong experience with C#, .NET, MSSQL, and integration testing.
  • Experience building API-driven, scalable backend services.
  • Ability to work effectively with both legacy and modern codebases.
  • Experience with React and TypeScript/JavaScript is an asset.
  • Understanding of product catalogs, marketplace platforms, data integrations, and high-volume processing environments.
  • Experience optimizing application and database performance.

Core Competencies

  • Strong analytical and mathematical problem-solving skills.
  • Ability to design efficient solutions for large-scale data processing.
  • Focus on scalability, performance, and system reliability.
  • High attention to detail and data accuracy.
  • Strong communication skills with both technical and non-technical stakeholders.
  • Ability to navigate complex technical challenges and make sound architectural decisions.

Culture Add: TEAM Values
We value team members who communicate with transparency, sharing information openly and building trust across functions. You bring excellence and expertise to your craft, holding a high bar for quality while continuously improving your skills. You demonstrate accountability by owning outcomes, following through on commitments, and taking responsibility for results. You are driven by metrics, using data and experimentation to inform decisions and deliver measurable impact.

Aptitudes

  • Smart: Able to quickly understand complex systems, connect ideas, and make sound judgments.
  • Curious: Actively seeks to understand customer problems, emerging technologies, and better ways of working.
  • Coachable: Open to feedback, willing to adapt, and continuously improving through learning.

What's In It For You

  • Work on highly scalable systems managing thousands to hundreds of thousands of products for global marketplace operations.
  • Influence technical architecture and engineering decisions that directly impact product performance and customer success.
  • Collaborate with experienced Product, Engineering, and Business teams in an Agile environment.
  • Gain exposure to marketplace integrations, large-scale data processing, and performance optimization challenges.
  • Enjoy a flexible hybrid/remote work environment within a collaborative and supportive squad.
  • Opportunities to expand your technical scope and grow into senior technical or architectural leadership paths.

Join Us
As we scale, we’re looking for new doers, collaborators and innovators to join Descartes in uniting the people and technology that move the world as the Global Leader in Logistics and Supply Chain Technology. We’re entrepreneurial, hardworking, geeky-in-a-good way problem solvers. Guided by our values, we nurture a TEAM focused culture that invests in people and creates opportunities for advancement across a broad spectrum of career paths. We prioritize work-life balance and foster an environment with the space to take ownership, to be heard, and to carve a path for your individual accomplishments to help drive our success. At Descartes, everyone has a voice and the best idea wins, regardless of who makes it. We offer competitive compensation, great benefits, remote and flexible work hours, and the opportunity to join a company on an awesome mission with a great existing team and trajectory.

Descartes also has a deep sense of environmental responsibility. Learn more about how we helped our customers save over 552,000 metric tons of CO2 in 2020 by reducing fuel and paper consumption: https://www.descartes.com/who\-we\-are/social\-responsibility\-sustainability/environmental\-impact.  Join a team that’s committed to working with customers to conserve resources and enhance sustainability.

If you feel you have 70% of the qualifications we are looking for, and Descartes sounds like the team and the mission you want to be part of, apply now. We can't promise it will be a fit, but we do promise to consider your experience.

We conduct a mix of in-person and virtual interviews. Virtual interviews are held via Microsoft Teams and are recorded and transcribed. We may utilize AI tools to support our hiring team in notetaking, summarization, and internal training. AI tools are not used in our recruitment process for decision-making purposes. Recordings, transcripts, and notes are used for recruitment, including improvement of our process, and record-keeping purposes. Should you have any questions or concerns about our process, please connect with our hiring team in advance of scheduled interviews.

We are an Equal Employment employer. We do not discriminate in hiring on the basis of sex, gender identity, sexual orientation, race, color, religious creed, national origin, physical or mental disability, protected status, or any other characteristic protected by federal, provincial, or local law. For more information about our commitment to equal employment opportunity, please review our Code of Business Conduct and Ethics at Descartes.com

This is a saved copy of a posting published elsewhere. Postings get taken down without notice — check the employer's site before applying. mentors.coach is not the hiring party.

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Backend Engineer

Data Engineer with Python

EPAM Systems

Sofia

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Role description

We are seeking an experienced and highly motivated
Data Engineer
to join our expanding Data Engineering practice.

This role will enhance one of our established Platform Teams, where you will design, construct, and scale data pipelines using Databricks with PySpark on Microsoft Azure, enabling our AI Factory teams to create and deploy advanced machine learning solutions.

This position offers a unique opportunity to work at the crossroads of big data, cloud frameworks, and MLOps, delivering durable, scalable, and efficient data platforms that promote innovation throughout the organization.

Responsibilities

  • Design analytical solutions using Cloud Native, Big Data, and NoSQL technologies
  • Build scalable data pipelines with Databricks and PySpark on Azure
  • Collaborate with MLOps and ML Engineering teams to deliver robust data platforms for AI model development and deployment
  • Work alongside architects, technical leads, and cross-functional teams to align solutions with business objectives
  • Assist the SAP Platform Team in utilizing SAP BTP and hyperscaler services for enterprise-grade data platforms
  • Conduct and participate in code reviews to ensure adherence to technical standards and best practices
  • Mentor junior engineers to cultivate an innovative and high-performance engineering culture
  • Implement CI/CD practices into data workflows using tools like Jenkins, GitLab CI/CD, and Concourse
  • Facilitate communication with stakeholders to understand business processes, model input data, and deliver aligned solutions

Requirements

  • Minimum of 2 years' experience in Software Engineering with a solid background in Data Engineering, Machine Learning Operations, or Machine Learning
  • Expertise in Python and PySpark
  • Familiarity with Databricks and Microsoft Azure cloud services
  • Strong knowledge of software version control tools like GitHub or Git
  • Background in CI/CD tools such as Jenkins, GitLab CI/CD, or Concourse
  • Proven capability to deliver scalable, robust, and highly available data solutions
  • Competency in problem-solving, analytical thinking, and managing stakeholder relationships

Nice to have

  • Skills in another programming language such as Java, SQL, or Scala
  • Understanding of SAP BTP or comparable enterprise data platforms
  • Background in agile development methodologies

We offer

  • Opportunity to Engineer your Future and to drive the world’s digital transformation with top industry clients
  • Personal development program that will allow you to be valued for your strengths
  • Wide range of professional trainings and workshops
  • Being part of a collaborative, fast-growing, and innovative design team
  • Established and accelerated growth toward different career paths, competencies, and roles
  • Broad projects variety and possible mobility between projects over the time
  • Collaboration in a multicultural environment and exchange of best practices with colleagues around the world
  • Varied social benefits, Sports, Transportation and Health programs
  • Work-life balance and flexible schedule, team buildings and sport opportunities
  • Modern office/collaboration spaces (incl. new Infinity Tower business center, Sofia)
  • Hybrid By Design - we provide you with the best productivity options from the 2 worlds. Meet, socialize and enjoy F2F time with your colleagues, while working from the modern EPAM's office for a few days per week and benefit from the EPAM's virtual working environment - making you able to be productive and work from remote for the rest of the week

This is a saved copy of a posting published elsewhere. Postings get taken down without notice — check the employer's site before applying. mentors.coach is not the hiring party.

Backend Engineer

Java Developer (Mid/Senior)

Amusnet

Sofiasenior

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Role description

Software Engineer (Java)

Location:

Sofia, BG, 1766

Work Model: Hybrid

Amusnet is a leading provider recognized for offering the best-performing products and innovative solutions in gaming globally. With a portfolio of 300+ casino games, our company delivers engaging online entertainment across 2,000+ websites in 35+ markets. The dedication to innovation and technology also extends to the production of premium slot cabinets, where our games seamlessly integrate with cutting-edge hardware solutions. We continue to expand our network of offices, and our team now consists of 1,300+ industry professionals. As we grow, we're looking for Software Engineer (Java)!

Currently, we are looking for a Java Software Engineer to join our team! We need your bright mind and your experience to help us move our products forward, in our adventure of building the first Cloud-native system for delivering our gaming content, world-wide. The future of iGaming is here, and it's more exciting than ever!

The Perfect Team Member Is Inspired To

  • Designing, developing, and maintaining Java-based micro-services
  • Collaborating with cross-functional teams to define, design, and ship new features, as well as working with software architects to improve the performance and scalability of the software
  • Writing clean, efficient, and well-tested code
  • Participating in code reviews to ensure code quality
  • Identifying and troubleshooting bottlenecks and bugs in the software
  • Continuously discovering, evaluating, and implementing new technologies to maximize development efficiency
  • Mentoring and guiding other developers and architects on the team

The Skills That Will Grab Our Attention

  • A determined, focused team player who is able to communicate effectively with both technical and non-technical stakeholders
  • Must be self-motivated and flexible with a can-do attitude and capable of working under pressure and independently in a fast-paced and dynamic environment
  • Knowledge of agile software development methodologies, such as Scrum or Kanban
  • Experience with object-oriented programming, with a strong understanding of Java and related technologies (Gradle or Maven, Micronaut / Spring Boot)
  • Experience in API Design, including REST and GraphQL
  • Experience with relational databases (PostgreSQL or MySQL) as well as proficiency in SQL and Hibernate or JOOQ
  • Experience in developing and maintaining frontend components corresponding to the backend APIs
  • Familiar with containerized environments using technologies such as Docker and Kubernetes
  • Knowledge and/or experience in cloud platforms such as AWS or GCP is considered an asset
  • Appreciation of system performance and scalability
  • Basic knowledge of frontend technologies (HTML, Typescript, Angular or React) is considered an asset
  • Proficiency in English, both verbal and written

The Reasons To Join Our Team

  • Excellent remuneration package
  • Performance-based bonuses
  • Private health insurance
  • Card for Public Transportation
  • Multisport card
  • Corporate discounts
  • Parking – early bird option
  • 25 days of annual paid leave
  • Performance review process
  • Internal & external training programs
  • Team buildings & local company events
  • Work-life balance
  • Inspiring & supportive colleagues
  • Culture that encourages creativity & talent

If you are interested, please send us your CV.

All applications will be treated strictly confidential.

Only short-listed candidates will be contacted.

Thank you for applying!

This is a saved copy of a posting published elsewhere. Postings get taken down without notice — check the employer's site before applying. mentors.coach is not the hiring party.

Backend Engineer

Senior Backend Developer

Danfoss

Sofiasenior

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Role description

The Impact You'll Make
Danfoss Group IT is seeking an
experienced developer
to forefront our integration initiatives and drive the continued improvement of our application portfolio in
Azure cloud.
In this pivotal role, you will be responsible for designing, developing, and deploying robust and scalable enterprise-level integrations.

You will be part of the Digital Customer Experience (DCE) team, with more than 125 international colleagues, where we develop, support, and lead the digital customer experience in Danfoss. We connect business needs and IT into digital solutions.

If you are passionate about building innovative solutions on Azure and have a proven track record of delivering high-quality results, we encourage you to apply with your cv in the English language.
The position is open in our locations in Slovenia, Croatia, Poland and Romania.
The job shall be hybrid.
What You’ll Be Doing

  • Design and implement event-driven integrations (Azure Event Grid and Azure Service Bus) and serverless functions following MACH principles.
  • Utilizing Azure CDN to serve assets and ensure the best possible user experience.
  • Develop and maintain Infrastructure as Code (IaC) solutions using Bicep.
  • Ensure adherence to Microsoft Azure security best practices and industry standards including access controls, data encryption, and vulnerability management.
  • Establish and maintain a robust CI/CD pipeline using Azure DevOps to automate the build, test, and deployment processes.

What We're Looking For

  • Proven professional experience in Azure integration technologies, including Azure Functions, Azure Event Grid, Azure Service Bus, and Azure API Management.
  • Strong proficiency in .NET development and C#.
  • Solid understanding of serverless architectures and cloud-native principles.
  • Expertise in Infrastructure as Code (IaC) using Bicep or Terraform.
  • Experience with CI/CD pipelines and tools like Azure DevOps.
  • Deep knowledge of security best practices and compliance standards.
  • Strong communication and collaboration abilities.
  • Proficiency in spoken and written English.

What You'll Get From Us

  • We promote from within and support your learning with mentoring, training, and access to global opportunities.
  • You’ll have flexibility, autonomy, and support to do your best work while maintaining a healthy work-life balance. Your well-being matters to us.
  • We strive to create an inclusive work environment where people of all backgrounds are respected, and valued for who they are.
  • Together with your employment we provide non salary benefits that we share with your during the recruitment process.

Ready to Make a Difference?
If this role excites you, we’d love to hear from you! Apply now to start the conversation and learn more about where your career can go with us.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or other protected category

This is a saved copy of a posting published elsewhere. Postings get taken down without notice — check the employer's site before applying. mentors.coach is not the hiring party.

Backend Engineer

Integration Engineer (AWS)

wherewework Jobs

Sofia

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Role description

wherewework.bg от името на:

Technology & Software Employers in Bulgaria
Interested in Integration Engineer (AWS) jobs in Bulgaria? You're in the right place.

Integration and release engineering are increasingly important in Bulgaria in 2026 as delivery pipelines grow more automated and interconnected. Sofia holds most openings, and the roles are common in companies running complex, multi system environments. Employers span consultancies and product engineering teams.

To move forward, simply upload your CV to wherewework, and we'll help connect you with real Integration Engineer (AWS) openings from real companies, including the position you're viewing right now.

Here's how it works:

  • Upload your CV once. Click "Apply" in this window. It only takes a moment, and allows us to match your profile with relevant Integration Engineer (AWS) opportunities.
  • We match you with real roles that fit your experience. When companies open Integration Engineer (AWS) positions aligned with your skills, we'll identify the best opportunities for you.
  • You stay fully in control. Before your CV is ever shared, we'll notify you with the exact job title and company name, and ask for your confirmation.
  • Only confirmed applications are sent to employers. Once you approve, the employer receives your application and may contact you directly.

For Integration Engineer (AWS) roles in Sofia, salaries typically range from 2,500 EUR to 4,000 EUR gross per month, with an average gross salary of around 3,250 EUR. Automation across CI and CD pipelines and experience integrating complex systems support the higher end.

While you're here, explore wherewework to discover what it's really like to work at Bulgaria's top technology companies, through interview experiences, employee reviews, and community feedback.

This is a saved copy of a posting published elsewhere. Postings get taken down without notice — check the employer's site before applying. mentors.coach is not the hiring party.

179 more openings in this category and country

Software Engineer- Sofia- BulgariaDescartes Systems Group · Bulgaria

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