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Parser

Senior Backend Engineer, Data

Parser

Senior Backend Engineer at Parser focusing on scalable server-side applications and collaborating with teams. Involved in AI/ML model management and efficient API integration.

Posted 4/29/2026full-time🇪🇸 SpainSeniorWebsite

Tech Stack

Tools & technologies
AWSCloudDockerFlaskGraphQLGRPCKafkaMicroservicesMongoDBMySQLNoSQLPostgresPythonSQLTerraform

About the role

Key responsibilities & impact
  • Manage, host, and serve AI/ML models (MLOps), by ensuring their scalability, reliability, and performance in production environments.
  • Integrate models into backend systems and create API endpoints for model interaction (e.g., retrieving predictions).
  • Develop and maintain scalable services, e.g. Microservices utilizing REST, gRPC, or GraphQL, ensuring optimal performance and seamless integration.
  • Optimize database queries and schemas to improve performance, scalability, and reliability.
  • Implement security features, including authentication and authorization using industry-standard practices.
  • Collaborate with frontend developers to ensure efficient API integration and a seamless user experience.
  • Troubleshoot and resolve production issues, ensuring high availability and minimal downtime.
  • Write unit and integration tests to maintain code reliability and ensure high-quality releases.
  • Continuously monitor and optimize backend performance using observability tools such as Datadog, Cloud Watch or similar.
  • Participate in design discussions and decision-making to enhance system robustness and scalability.
  • Maintain technical documentation to ensure clear communication of system capabilities and updates.

Requirements

What you’ll need
  • Bachelor's degree in Computer Science, Software Engineering, or a related field is required, or equivalent practical experience.
  • Minimum 8 years of experience in backend development, with a strong focus on building scalable, high-performance systems.
  • Technical Skills: Python expertise, with hands-on experience building backend services and APIs using FastAPI, Flask or similar.
  • A solid understanding of microservices architecture, event-driven systems, and service-oriented design patterns.
  • In-depth knowledge of SQL databases (e.g., PostgreSQL, MySQL) and NoSQL databases (e.g., MongoDB) for data management and optimization.
  • Extensive experience with cloud platforms such as AWS including services for database hosting, API management, and serverless computing.
  • Proficiency with Docker for containerization and orchestration tooling such as ECS (Amazon Container Services), enabling scalable application deployment.
  • Hands-on experience with API security protocols, including JWT, OAuth2, and OpenID Connect, Active Directory (now Microsoft Entra ID) to secure sensitive data and control access.
  • Proficiency with Git for version control, GitHub Actions and CI/CD pipelines to automate and streamline development workflows.
  • Proficiency with performance tuning and scalability techniques, such as load balancing, caching, and database indexing.
  • Familiarity with message brokers such as Kafka, or AWS SQS for handling asynchronous communication.
  • Experience with Infrastructure as Code (IaC) tools like Terraform or CloudFormation for managing cloud infrastructure.
  • Knowledge of observability and monitoring tools, such as Cloud Watch or Datadog, to track and troubleshoot system performance.
  • Familiarity with serverless architectures (e.g., AWS Lambda) and event-driven programming paradigms.
  • Exposure to Agile/Scrum methodologies and tools like Jira for managing tasks and sprint planning.
  • Certifications in cloud technologies, such as AWS Certified Developer.

Benefits

Comp & perks
  • The chance to join an organization with triple-digit growth that is changing the paradigm on how software products are built.
  • The opportunity to form part of an amazing, multicultural community of tech experts.
  • A highly competitive compensation package.
  • Medical insurance.

ATS Keywords

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Hard Skills & Tools
PythonFastAPIFlaskMicroservices architectureSQL databasesNoSQL databasesDockerAPI security protocolsPerformance tuningInfrastructure as Code
Soft Skills
CollaborationTroubleshootingTechnical documentationDesign discussionsDecision-making
Certifications
AWS Certified Developer