Backend developer Jobs in Columbus, OH

Genesis10 is currently seeking a Senior GCP Backend Engineer (Payments Platform) for a 3-month contract-to-hire position with a Regional Financial Institution located in Columbus, OH, or Minneapolis, MN. This is a hybrid position located in Columbus, OH, or Minneapolis, MN. Compensation: $60.00 - $80.00 per hour, W2, based on qualifications Position Overview: We are seeking an experienced IS Tech Specialist with deep GCP expertise to support an Enterprise Payments platform. This role serves as a senior technical contributor, leading the design, development, integration, and operational support for cloud-native payment solutions hosted on Google Cloud Platform (GCP). The ideal candidate brings strong hands-on experience with GCP services, distributed systems, and modern DevOps practices, while collaborating closely with product, business, and enterprise IT partners. Key Responsibilities: Serve as a subject matter expert (SME) for GCP technologies within the Enterprise Payments portfolio Provide hands-on technical leadership for cloud native application development and support Design, build, and maintain highly available, event-driven payment systems on GCP Develop serverless and container-based solutions using Cloud Functions, Cloud Run, and GKE Implement messaging and event processing using Pub/Sub Build and manage data storage using Cloud SQL (PostgreSQL/MySQL), BigQuery, and Firestore Design and expose APIs using Apigee or API Gateway with secure authentication and authorization Implement identity and access management using GCP IAM, Workload Identity, and Identity Platform Configure networking using VPC, subnets, firewall rules, load balancers, and private service access Monitor and troubleshoot applications using Cloud Monitoring, Cloud Logging, Error Reporting, and Trace Implement security capabilities, including Security Command Center, audit logging, and threat detection Automate infrastructure using Terraform and GCP Deployment Manager Enable CI/CD pipelines using Cloud Build, Artifact Registry, and Git based repositories Partner with business and technology stakeholders to translate requirements into technical solutions Produce technical designs, estimates, and documentation aligned with SDLC standards Participate in incidents, problems, and change management processes using ServiceNow Support production systems, including participating in on-call rotation with the team Ensure compliance with internal controls, security policies, and regulatory requirements Mentor junior engineers and promote engineering best practices Primary Requirements: 7+ years of experience in software engineering or IS technical roles 3+ years of hands-on experience developing and supporting cloud native applications on GCP Strong proficiency in JavaScript/TypeScript, Node.js, or Python (React would be key) Experience building RESTful APIs and asynchronous, event-driven integrations Experience with relational databases (PostgreSQL, MySQL) and NoSQL data stores Hands-on experience with: Cloud Functions, Cloud Run, or GKE Pub/Sub messaging Cloud SQL, BigQuery, Firestore IAM and security best practices Experience with Infrastructure as Code (Terraform preferred) Familiarity with CI/CD pipelines and DevOps practices Strong troubleshooting, analytical, and communication skills Bachelor's degree or equivalent practical experience Desired Skills: Experience supporting enterprise-scale payment or financial systems Knowledge of payment processing concepts (ACH, checks, debit/credit cards, Zelle, bill pay, etc.) Experience with Unix/Linux environments and scripting Familiarity with observability tools such as Splunk, Dynatrace, or Datadog Exposure to AI-assisted development or automation tools Experience working in regulated or highly controlled environments Only candidates available and ready to work directly as Genesis10 employees will be considered for this position. If you meet the qualifications described and are interested in this exciting opportunity, please apply! About Genesis10: Ranked a Top Staffing Firm in the U.S. by Staffing Industry Analysts for six consecutive years, Genesis10 puts thousands of consultants and employees to work across the United States every year in contract, contract-for-hire, and permanent placement roles. With more than 300 active clients, Genesis10 provides access to many of the Fortune 100 firms and a variety of mid-market organizations across the full spectrum of industry verticals. For contract roles, Genesis10 offers the benefits listed below. If this is a perm-placement opportunity, our recruiter can talk you through the unique benefits offered for that particular client. Benefits of Working with Genesis10: Access to hundreds of clients, most of whom have been working with Genesis10 for 5-20+ years The opportunity to have a career-home in Genesis10; many of our consultants have been working exclusively with Genesis10 for years Access to an experienced, caring recruiting team (more than 7 years of experience, on average) Behavioral Health Platform Medical, Dental, Vision Health Savings Account Voluntary Hospital Indemnity (Critical Illness & Accident) Voluntary Term Life Insurance 401K Sick Pay (for applicable states/municipalities) Commuter Benefits (Dallas, NYC, SF, and Illinois) For multiple years running, Genesis10 has been recognized as a Top Staffing Firm in the U.S., as a Best Company for Work-Life Balance, as a Best Company for Career Growth, for Diversity, and for Leadership, amongst others. To learn more and to view all of our available career opportunities, please visit us at our website. Genesis10 is an Equal Opportunity Employer. Candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran. #DIG10-MN #LI-TJ1