Back-end Engineer position at Doola.| Bulgaria

Doola Back-end Engineer

Experience: 3 Years

Pattern: Remote

Country:

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Bachelor's (B.Sc.)

Bulgaria....Bulgaria

About dooladoola is a dynamic company committed to simplifying the complexities of business formation, payment setup, compliance, taxes, and more. We empower entrepreneurs and businesses of all sizes to navigate the intricate landscape of financial and regulatory requirements with ease, allowing them to focus on what truly matters - building and growing their ventures.About the RoleDo you remember the excitement of building your first backend service that just worked — processing data, connecting systems, and powering real applications? We want to give our customers that same seamless feeling when they start and run their business with doola.We’re building the infrastructure that allows business owners to launch their company effortlessly, keep it compliant, and manage operations without friction. The services and tools exist; now we need a skilled backend engineer to help us bring it all together into scalable, secure, and maintainable systems.At doola, you’ll play a critical role in designing, developing, and maintaining the backend services and APIs that power our customer-facing applications and internal tools. Our stack includes Java (Spring Boot), Node.js middleware, MySQL, MongoDB, PostgreSQL, AWS, and Terraform. You’ll work closely with product, frontend, and infrastructure teams to deliver impactful solutions.\nKey responsibilitiesDesign, build, and maintain scalable backend services and APIs for both external customers and internal systems, within our microservices architecture.Integrate backend systems with databases (MySQL, MongoDB, PostgreSQL) and optimize data storage and retrieval.Develop Node.js middleware to bridge backend services with frontend applications.Collaborate with frontend engineers, product managers, and designers to deliver end-to-end features.Implement and uphold security best practices to protect sensitive customer and financial data.Deploy, monitor, and troubleshoot services in AWS environments (EC2, RDS, S3, Lambda, etc.).Write automated tests (unit, integration) to ensure code reliability and maintainability.Maintain high coding standards with clean, modular, and well-documented code.Skills and qualificationsExperience: Minimum 3+ years of professional experience in backend development. Proven experience with Java (Spring Boot or similar) and Node.js. Hands-on experience with MySQL and PostgreSQL/MongoDB. Experience designing and integrating RESTful APIs (GraphQL experience a plus). Familiarity with AWS (EC2, RDS, S3; Lambda).Proficiency: Strong understanding of backend architecture, database optimization, and distributed systems. Skilled in writing clean, maintainable, and testable code. Comfortable debugging complex backend issues and identifying performance bottlenecks.Collaboration: Ability to work effectively with cross-functional teams in a remote-first environment. Strong communication skills to articulate technical concepts to both technical and non-technical stakeholders.Flexibility: Comfortable working in EU or US time zones and flexible with adjusting working hours as needed to accommodate team meetings and collaboration across different time zones.Quality Code: You write clean, scalable, and well-tested back-end systems with strict adherence to coding standards, ensuring performance, security, and maintainability.Bonus qualificationsExperience with Docker and containerized application development.Familiarity with infrastructure-as-code tools (Terraform, CloudFormation).AWS certifications or equivalent cloud experience.Startup or high-growth company experience.Knowledge of messaging systems or event-driven architecture (e.g., Kafka, RabbitMQ).\nWhy join us• Opportunity to work with a dynamic and innovative company at the forefront of the industry.• Collaborative and supportive team environment with opportunities for growth and development.• Competitive compensation package with insane opportunity for growth.Our values and non-values• Establishing team values is critical. We believe it’s equally essential to identify team non-values. We’re stronger in driving our mission home with both values and non-values taken into account. Note: Our goal in sharing these up front and transparently is to be as straightforward with people as possible. Our goal is not to be combative in our language; it’s to be straightforward.• Action Item: If you read these values and non-values and get more fired up about working at doola, lets talk: https://www.doola.com/careers/If you are passionate about helping businesses succeed and thrive, and you possess the skills and experience outlined above, we want to hear from you. Join us at doola and be part of a team dedicated to simplifying the path to business success.doola is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.

Back-end Engineer job opportunity at Doola.

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