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Senior Backend Engineer

MphasiS Corporation USAJersey City, NJ🇺🇸United StatesPosted Oct 19, 2026

Quick Overview

Seniority
Mid Senior
Work mode
Hybrid
Location
Jersey City, NJ, United States
Posted
Yesterday
MicroservicesSpringSpring BootAWSScrumSplunkAgileDatadogKafkaKotlinPrometheusTerraform

Job Description

Job Summary

We are seeking a highly skilled Senior Backend Platform 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.

Required Skills & Experience

Technical Skills

  • Strong experience with Kotlin development.
  • Extensive hands-on experience with Spring Boot, Spring Cloud, and WebFlux.
  • Deep understanding of reactive programming concepts and microservices architecture.
  • Strong experience with AWS Cloud Services.
  • Expert-level experience in Terraform for provisioning and managing cloud infrastructure.
  • Hands-on experience configuring and managing AWS ECS (Elastic Container Service).
  • Experience developing RESTful APIs and backend platform services.
  • Strong understanding of distributed systems and cloud-native application design.
  • Experience with CI/CD pipelines and DevOps practices.
  • Familiarity with containerization technologies and cloud deployment strategies.

Experience

  • 10+ years of overall software development experience.
  • 4+ years of hands-on experience with Kotlin and modern Spring ecosystem.
  • Proven experience independently delivering backend and platform engineering solutions in AWS environments.

Preferred Qualifications

  • Experience working with event-driven architectures.
  • Familiarity with Kafka or other messaging platforms.
  • Experience with observability tools such as CloudWatch, Datadog, Splunk, or Prometheus.
  • Knowledge of security best practices in cloud environments.
  • Experience working in Agile/Scrum teams.

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