Senior Backend Software Engineer (Kotlin/Java)

Title: Senior Backend Software Engineer (Kotlin/Java)

Location: Remote (US-Based)

Job Type: Contract (6 Months)

Compensation: $67.66 – $97.74 per hour (W2)

Industry: Retail

Key Skills: Kotlin, Java, REST/JSON APIs, performance tuning, debugging, CI/CD, TDD/automation, Spring or Micronaut frameworks, observability (Grafana/Kibana)

About The Role

Our firm is partnering with a leading enterprise retail technology organization to support a Contract Software Engineer focused on high-velocity feature delivery and system optimization. This team powers critical digital data services—including pricing, promotions, and fulfillment—at massive scale across digital platforms.

This role is ideal for a senior level engineer who thrives in execution focused environments, enjoys tackling complex and unstructured technical challenges, and can deliver production ready solutions quickly while maintaining high standards for performance, reliability, and security.

Job Description

As a Contract Software Engineer, you will provide immediate engineering capacity to accelerate the delivery of business critical systems. Your primary focus will be hands on development—writing clean, efficient, and scalable code—while ensuring successful automation and implementation of essential services.

Operating as a senior contractor, you will navigate ambiguity, identify solutions independently, and deliver results that meet strict operational and architectural standards.

Key Responsibilities Include

• Executing complex feature development and automation efforts to accelerate product data delivery.
• Monitoring workflows and identifying risks while troubleshooting and resolving performance bottlenecks.
• Leading platform level testing, debugging, and automation efforts, including establishing new standards for monitoring and maintenance.
• Developing fully attributed data models and tuning data management solutions for optimal performance at scale.
• Ensuring all implementations meet defined “definition of done” criteria, including reliability, security, and deployment stability.
• Supporting the long term operational health of high traffic, customer facing systems.

Requirements

Required (Must Haves)

• Strong expertise in Kotlin & Java, with hands-on experience using Spring or Micronaut frameworks
• Proven experience delivering production-ready services in large-scale, high-traffic environments
• Hands on experience with automated testing and CI/CD pipelines, including tools such as Kotest and Vela
• Proficiency in system observability and debugging, using tools such as Grafana and Kibana
• Experience developing, tuning, and maintaining data-intensive systems with performance and reliability requirements
• Ability to independently execute complex engineering tasks in fast-paced, ambiguous environments

Preferred (Nice To Haves)

• Experience with high-performance data stores such as Valkey, RocksDB, or similar technologies
• Background supporting large-scale retail, ecommerce, or enterprise data platforms
• Previous contract or consulting experience delivering rapid value within established engineering organizations
• Strong understanding of operational excellence, including automation, monitoring, and incident prevention

Benefits

Dahl Consulting is proud to offer a comprehensive benefits package to eligible employees that will allow you to choose the best coverage to meet your family’s needs. For details, please review the DAHL Benefits Summary: https://www.dahlconsulting.com/benefits-w2fta/.

How To Apply

Take the first step on your new career path! To submit yourself for consideration for this role, simply click the apply button and complete our mobile-friendly online application. Once we’ve reviewed your application details, a recruiter will reach out to you with next steps!

Equal Opportunity Statement

As an equal opportunity employer, Dahl Consulting welcomes candidates of all backgrounds and experiences to apply. If this position sounds like the right opportunity for you, we encourage you to take the next step and connect with us. We look forward to meeting you!

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