AWS Backend Developer @ Unisystech Consulting Inc.

7 days ago


Remote Warsaw Kraków Wrocław Gdańsk Poznań, Czech Republic Unisystech Consulting Inc. Full time
Required Skills and Qualifications:
  • Technical Expertise: Proficiency in Node.js and its frameworks (e.g., Express.js, Nest.js).  Solid experience with AWS services, including but not limited to Lambda, API Gateway, DynamoDB, S3, ECS/EKS, and CloudFormation.  Strong understanding of serverless architecture and microservices.  Experience with version control systems like Git.
  • Database Skills: Familiarity with both relational (e.g., RDS, Aurora) and non-relational (e.g., DynamoDB) databases.  Knowledge of query optimization and database design.
  • DevOps and CI/CD: Experience with containerization tools (e.g., Docker, Kubernetes).  Familiarity with CI/CD pipelines and Infrastructure as Code (IaC) tools.
  • Additional Skills: Strong problem-solving and debugging skills.  Excellent communication and teamwork abilities.  Ability to work in an Agile/Scrum environment.
Preferred Qualifications:
  • AWS Certifications (e.g., AWS Certified Developer – Associate, AWS Certified Solutions Architect).
  • Familiarity with additional programming languages like Python or Go.
  • Experience with event-driven architectures using SNS/SQS.
  • Hands-on experience with API documentation tools (e.g., Swagger, Postman).
Role Overview:

We are seeking a talented and motivated AWS Backend Developer with expertise in Node.js and a strong background in AWS technologies. As part of our team, you will design, develop, and optimize server-side applications and cloud-based solutions, ensuring scalability, reliability, and high performance. This role is ideal for developers who are passionate about creating robust backend systems using modern cloud technologies.


What We Offer:
  • Competitive salary and performance-based incentives. 
  • Flexible working hours and remote work options. 
  • Professional development opportunities, including certifications and training. 
  • Collaborative and innovative team environment. 
,[ Backend Development: Design and implement efficient and scalable server-side applications using Node.js. , Cloud Infrastructure: Architect and maintain cloud-based solutions leveraging AWS services such as Lambda, DynamoDB, S3, API Gateway, ECS, and CloudFormation. , API Development: Build and maintain RESTful APIs and GraphQL endpoints to support various client applications. , Database Management: Design and optimize database schemas, queries, and integrations (e.g., DynamoDB, RDS, Aurora). , Monitoring & Troubleshooting: Set up logging, monitoring, and alerting systems (e.g., CloudWatch, X-Ray) to ensure system reliability. , CI/CD: Develop and maintain continuous integration and deployment pipelines using tools such as AWS CodePipeline, CodeBuild, Jenkins, or GitHub Actions. , Security: Implement robust authentication, authorization, and data protection practices (e.g., Cognito, KMS, IAM policies). , Collaboration: Work closely with frontend developers, DevOps engineers, and stakeholders to deliver cohesive and reliable solutions. , Documentation: Maintain clear and comprehensive documentation of architecture, processes, and systems. ] Requirements: AWS, Node.js, Cloud, AWS Lambda, AWS DynamoDB, AWS S3, API Gateway, ECS, AWS ECS, CloudFormation, API, REST API, CloudWatch, AWS CodePipeline, Jenkins, Microservices, Python, Amazon SQS, API documentation Tools: Agile, Scrum, Kanban. Additionally: Flat structure, Small teams, International projects, Free coffee, Bike parking, Free parking, In-house trainings, Modern office, Startup atmosphere, No dress code.

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