Lead Backend Engineer

• Lead the design and development of backend microservices using Java and Spring Boot.
• Create and maintain APIs optimized for handling large data volumes with high efficiency.
• Implement advanced SQL queries and ensure performance tuning for database interactions.
• Maintain rigorous data security measures and robust authentication/authorization protocols.
• Develop automated tests (unit, integration, and data validation) to ensure software reliability.
• Build and manage CI/CD pipelines and oversee containerized deployments via Kubernetes.
• Partner with cross-functional teams including frontend and product to deliver end-to-end solutions.
• Guide and mentor junior engineers, facilitating technical discussions and code reviews.
• Monitor and optimize application performance, diagnosing and resolving production issues.

• Strong proficiency in Java and Spring Boot for backend service development.
• Expertise in RESTful API design and optimization for large datasets.
• Advanced SQL skills including query optimization and data modeling.
• Experience with CI/CD tools such as Jenkins or GitHub Actions.
• Proficiency in container orchestration and deployment using Kubernetes.
• Knowledge of authentication and security standards including OAuth2 and JWT.
• Familiarity with monitoring and logging tools like Prometheus and Grafana.
• Experience with messaging systems such as Kafka.
• Exposure to large-scale analytics platforms or real-time reporting systems.

What about languages?

Advanced English proficiency required.

How much experience must I have?

Minimum of 5 years in backend software development, specifically working with Java/Springboot.

Our benefits:

📚 Learning Opportunities:

• Certifications in AWS (we are AWS Partners), Databricks, and Snowflake.
• Access to AI learning paths to stay up to date with the latest technologies.
• Study plans, courses, and additional certifications tailored to your role.
• Access to Udemy Business, offering thousands of courses to boost your technical and soft skills.
• English lessons to support your professional communication.

👩‍🏫 Mentoring and Development:

• Career development plans and mentorship programs to help shape your path.

🎁 Celebrations & Support:

• Special day rewards to celebrate birthdays, work anniversaries, and other personal milestones.
• Company-provided equipment.

⚖️ Flexible working options to help you strike the right balance.

Other benefits may vary according to your location in LATAM. For detailed information regarding the benefits applicable to your specific location, please consult with one of our recruiters.

So what are the next steps?

Our team is eager to learn about you! Send us your resume or LinkedIn profile below and we’ll explore working together!

Blend is a premier AI services provider, committed to co-creating meaningful impact for its clients through the power of data science, AI, technology, and people. With a mission to fuel bold visions, Blend tackles significant challenges by seamlessly aligning human expertise with artificial intelligence. The company is dedicated to unlocking value and fostering innovation for its clients by harnessing world-class people and data-driven strategy. We believe that the power of people and AI can have a meaningful impact on your world, creating more fulfilling work and projects for our people and clients. For more information, visit www.blend360.com

What is this position about?

We are looking for a Senior Backend Developer, who will be charge of designing, implementing, and optimizing the backend architecture and supporting the migration of a large-scale marketing analytics platform. The position focuses on creating secure, high-performing, and scalable microservices leveraging Java and Spring Boot, ensuring robust data handling across extensive datasets.