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5 jobs
Lifted, an Upwork Company™
21 views last week

#136215 - Senior Backend Software Engineer - Java/Spring Boot

RemoteAPACContractSenior
India

Contract senior backend engineer (through Mar 31, 2027) building correctness-critical billing-account services in Java/Spring Boot 3: event-driven workflows with idempotency and transactional consistency, JPA/Hibernate schema migrations on MySQL/Aurora, GraphQL (Netflix DGS/Apollo), messaging (SQS/Kafka/RabbitMQ), GitLab CI/CD, and Datadog observability.

AI API Aurora AWS CI/CD +26 skills
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Lifted, an Upwork Company™
20 views 2 weeks ago

#138512 - Backend Software Engineer - Payments

RemoteAPACContract
India

Remote contract backend engineer building and operating revenue-critical payment infrastructure: implementing payment flows, refactoring legacy services, and modernizing APIs through March 2027. Core stack: Java (with Kotlin/Python), REST/GraphQL microservices, MySQL, message queues, GitLab CI/CD, on IST hours.

Agile API CI/CD Datadog Distributed Systems +21 skills
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Lifted (an Upwork Company)
3 views 3 weeks ago

#109 - Backend Software Engineer - Payments Platform

RemoteAPACSenior
India

Key Responsibilities Develop and maintain production Java and Spring Boot services for a payments platform. Add new payment methods and deliver features, bug fixes, and reliability improvements. Deliver…

AI API Aurora AWS CI/CD +23 skills
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Lifted (an Upwork Company)
2 views 3 weeks ago

#137810 - Senior Backend Engineer

RemoteLATAMSenior
Colombia

Key Responsibilities Design, build, and maintain scalable, reliable, and high-performance software systems. Contribute to system architecture and technical design, validating solutions through data and experimentation…

AI Analytics Data Science Java Kotlin
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Lifted (an Upwork Company)
15 views last month

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

Open 39d RemoteContractMiddle

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…

AI API Aurora AWS Cloud +18 skills
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