Senior Backend Engineer

Valiant Technologies LLC; Jersey City (NJ); On-site; USD 140,000 - 210,000; Full time

Job summary

Valiant Technologies LLC in Jersey City, NJ is seeking a Senior Backend Engineer to design, develop, deploy, and manage cloud-native backend platforms.

You will work hands-on to build scalable microservices with Kotlin, Spring Boot, Spring Cloud, WebFlux, AWS, and Terraform, and collaborate with cross-functional teams to ensure reliability and performance.

This role emphasizes minimal supervision, IaC practices, and a strong focus on observability and operational excellence.

Qualifications

• Hands-on backend engineer with end-to-end responsibilities.
• Experience with cloud-native platforms and AWS.
• Proficient in Kotlin, Spring Boot, Spring Cloud, and WebFlux.
• Familiar with Terraform and IaC practices.
• Ability to deploy, monitor, and optimize backend services.

Responsibilities

• Design, develop, and maintain scalable backend platform services and APIs.
• Build cloud-native microservices using Kotlin, Spring Boot, Spring Cloud, and WebFlux.
• Deploy and manage AWS infrastructure with Terraform.
• Provision AWS resources via IaC and troubleshoot.
• Configure and manage containerized apps on AWS ECS.
• Collaborate with architecture and platform teams for high availability.
• Optimize performance, scalability, resilience; implement observability and monitoring.
• Participate in code reviews and production support.

Skills

Backend development

Tools

Kotlin

Spring Boot

Spring Cloud

WebFlux

AWS

Terraform

AWS ECS

Job description

We are seeking a highly skilled Senior Backend Engineer with strong expertise in building and supporting cloud-native backend platforms. The ideal candidate will be a hands-on engineer who can independently design, develop, deploy, and manage backend services using Kotlin, Spring Boot, Spring Cloud, WebFlux, AWS, and Terraform. This role requires someone who is comfortable working in a fast-paced environment and can quickly contribute with minimal supervision.

Key Responsibilities:

• Design, develop, and maintain scalable backend platform services and APIs.
• Build cloud-native microservices using Kotlin, Spring Boot, Spring Cloud, and WebFlux.
• Deploy, configure, and manage AWS infrastructure using Terraform.
• Provision AWS resources manually through Infrastructure as Code (IaC) practices and troubleshoot infrastructure-related issues.
• Configure, deploy, and manage containerized applications on AWS ECS.
• Collaborate with architecture and platform teams to ensure highly available and resilient systems.
• Optimize application performance, scalability, and reliability.
• Implement best practices around observability, monitoring, logging, and operational excellence.
• Participate in code reviews, technical design discussions, and production support activities.

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.