Sr Full Stack Developer

Job Description

Optomi, in partnership with a leading digital financial services and bank holding company, is looking for a Senior Full Stack Developer to join their team. The Senior Full Stack Developer will play a key role in building and enhancing a case management and workflow platform. This role involves developing scalable full-stack applications, contributing to AI-driven workflows, supporting AWS infrastructure, and helping establish strong engineering practices across the development organization.

What the right candidate will enjoy:

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• Building full-stack features using React, TypeScript, and Go.
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• Working with modern AWS, Terraform, and GitLab CI/CD technologies.
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• Contributing to AI-driven workflows, LLM agents, and RAG-based knowledge retrieval.
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• Designing scalable, reliable, and resilient distributed systems.
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• Working with decision engines and case-management integrations to solve complex business problems.
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What type of experience does the right candidate have:

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• MUST HAVE work experience with Go.
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• Strong experience in full-stack development with TypeScript and Go, particularly React + TypeScript on the frontend.
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• Hands-on experience with AWS services, including ECS Fargate, ALB, RDS, Secrets Manager, S3, ECR, and CloudWatch.
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• Experience with Postgres/MySQL, Redis, and schema migration tooling.
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• Strong experience with Terraform and GitLab CI/CD, including multi-region and multi-account environments.
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• Experience using AI development tools such as Claude Code, Copilot, or Cursor.
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• Experience with LangGraph or comparable agent/workflow orchestration frameworks for stateful LLM-driven applications.
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• Experience with rules engines such as GoRules/ZEN, Drools, or JSON-Logic.
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• Experience integrating CRM and Case Management platforms such as Salesforce.
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What the responsibilities are of the right candidate:

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• Build and deliver features for a case management and workflow system.
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• Apply distributed-systems principles to maintain a scalable, reliable, and resilient platform.
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• Establish coding best practices across repositories and conduct constructive peer code reviews.
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• Own and maintain CI/CD, testing, and release pipelines in GitLab.
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• Partner with DevOps on Terraform infrastructure and AWS deployments.
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• Contribute to AI-driven workflows, including LangGraph agents and RAG-based knowledge retrieval.
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• Develop and integrate the GoRules decision engine supporting case-routing and policy logic.
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• Triage and resolve production and integration issues.
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