AWS Backend Senior Software Developer III

New

CasewareSaaS platform

This is a fully remote position located in Colombia.Full-TimeSenior

Salary not disclosed

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Job Details

Degree in Computer Science, Software Engineering, or equivalent practical experience.
At least 8 years of professional software development experience, with demonstrated impact beyond a single team.
Experience designing and operating distributed, cloud-native SaaS or multi-tenant platforms at scale, ideally on AWS.
Strong software fundamentals, including object-oriented programming, design patterns, and SOLID principles.
Experience with agentic-AI software development practices.
Experience designing and consuming HTTP APIs, such as REST or GraphQL.
Experience mentoring developers and influencing architectural decisions across teams.
Experience with MCP (Model Context Protocol) for LLM agents.
Experience building or operating a multi-tenant gateway or API platform, including tenant isolation, per-tenant credentials and secrets, quotas, and abuse protection.
Experience integrating with third-party or untrusted endpoints and containing failures.
Experience with authorization and scope propagation across multi-hop service boundaries.
Experience designing and operating persistent-connection or streaming architectures, including session management, recovery, message correlation, and protocol-level concerns.

Create architecture, prototypes, and design proposals aligned with near-term business value and the future product and platform vision.
Influence technical direction through architecture reviews, RFCs, design discussions, and hands-on collaboration.
Build and operate the AWS AgentCore Gateway layer and its capabilities, including MCP tool targets.
Develop the target registry and configuration model for customer MCP servers, including tenant isolation, credential handling, allowlisting, and egress control.
Build inbound access for Caseware capabilities over MCP and adjacent protocols, including authentication, scope enforcement, and rate limiting.
Build and operate on-premise connectivity, including session lifecycle, request correlation, and recovery for long-lived sessions.
Implement session and scope propagation and outbound authorization across gateway targets.
Design and evolve OpenAPI contracts and maintain target contract versioning.
Improve CI/CD, production reliability, tracing, SLOs, monitoring, and incident response.
Mentor developers and lead responsible adoption of AI-assisted development tools and workflows.

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