#106 - Backend Software Engineer - Java/Kotlin, AWS & GraphQL

SmartRecruiters, Inc.; Jeeta; Remote; EUR 72,000 - 108,000; Full time

Benefits offered by this job

Remote contract

Job summary

Lifted, an Upwork Company™ is seeking a backend-focused software engineer to design, build, maintain, and operate scalable cloud-native systems. The role emphasizes Java and/or Kotlin with Spring Boot on AWS, MongoDB Atlas, Aurora MySQL, and GraphQL using Netflix DGS.

You will deliver backend work across compliance, observability, cost efficiency, and operational tooling. Expect collaboration with engineers, product managers, data scientists, and designers in a remote contract engagement.

Qualifications

• 3-5 years of backend-focused software development experience.
• Proficiency in Java and/or Kotlin.
• Experience with Spring Boot.
• Proficiency with MongoDB Atlas as a modern NoSQL database.
• Proficiency with Aurora MySQL on AWS as a modern relational database.
• Experience building cloud-native distributed systems on AWS.
• Experience building and operating large-scale, high-performance systems on a major cloud platform.
• Excellent English communication and collaboration skills across teams.
• Enterprise experience strongly preferred.

Responsibilities

• Deliver backend engineering work involving compliance maintenance, cost savings, observability, experiment cleanup, and operational tooling.
• Design, build, and maintain scalable, performant, and reliable software systems.
• Contribute to system architecture and mid-level technical design.
• Validate solutions through data and experimentation where appropriate.
• Write, test, document, deploy, and operate backend services.
• Participate in code reviews and design reviews.
• Collaborate with software engineers, product managers, data scientists, designers, and other cross-functional partners.
• Clarify requirements with product and engineering partners and translate them into maintainable implementations.

Skills

Java

Kotlin

Spring Boot

MongoDB Atlas

Aurora MySQL on AWS

GraphQL (Netflix DGS)

Kafka

Amazon SQS

Terraform

Tools

Terraform

Kafka

REST API

gRPC

Job description

• Contract

Job Description

Summary

We are seeking a backend-focused software engineer to design, build, maintain, and operate scalable cloud-native systems. This role will complete important engineering and product work involving platform maintenance, compliance, cost efficiency, observability, experiment cleanup, and operational tooling. The engineer will work primarily with Java and/or Kotlin, Spring Boot, AWS, MongoDB Atlas, Aurora MySQL, and GraphQL using Netflix DGS.

Key Responsibilities

- Deliver backend engineering work involving compliance maintenance, cost savings, observability, experiment cleanup, and operational tooling.

- Design, build, and maintain scalable, performant, and reliable software systems.

- Contribute to system architecture and mid-level technical design.

- Validate solutions through data and experimentation where appropriate.

- Write, test, document, deploy, and operate backend services.

- Participate in code reviews and design reviews.

- Collaborate with software engineers, product managers, data scientists, designers, and other cross-functional partners.

- Clarify requirements with product and engineering partners and translate them into maintainable implementations.

Qualifications

Must-Have Skills

- 3-5 years of professional, backend-focused software development experience.

- Proficiency in Java and/or Kotlin.

- Experience with Spring Boot.

- Proficiency with MongoDB Atlas as a modern NoSQL database.

- Proficiency with Aurora MySQL on AWS as a modern relational database.

- Experience building cloud-native distributed systems on AWS.

- Experience building and operating large-scale, high-performance, resilient systems on a major cloud platform.

- Excellent English communication and collaboration skills across teams.

- Enterprise experience strongly preferred.

Nice-to-Have Skills

- Event-driven system development using Apache Kafka and/or Amazon SQS.

- AI-assisted coding experience.

- Terraform.

- gRPC and REST API development.

Additional Information

Required Tools & Platforms

- Java and/or Kotlin.

- Spring Boot.

- AWS.

- MongoDB Atlas.

- GraphQL and Netflix DGS.

Location, Time & Engagement

- Candidates must be based in LATAM.

- US Central Time coverage is required.

- This is a remote contract engagement at 40 hours per week.

- The anticipated engagement runs through March 31, 2027.

- This is not currently a contract-to-hire opportunity.

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