Senior Software Engineer - Middleware & Integration

Role Description

Stand Together is seeking a Senior Software Engineer specializing in Middleware & Integrations to provide technical leadership on our high-visibility, consumer-facing web applications. This role is responsible for the architecture, design, and delivery of scalable single-page applications built on AWS.

The Senior Software Engineer will combine hands-on development with architectural oversight, ensuring the reliability, performance, and long-term scalability of our digital ecosystem while mentoring engineers and partnering cross-functionally to deliver high-impact solutions.

How You Will Contribute

• Contribute to architecture, design, and technical decision-making for our Node.js backend services, Contentful CMS integrations, and AWS cloud infrastructure.
• Design, build, and maintain scalable, secure, and high-performing APIs.
• Improve CI/CD pipelines, deployment processes, monitoring, observability, and system reliability.
• Ensure compliance with security, governance, and cloud infrastructure best practices within AWS.
• Establish and enforce engineering standards, best practices, and scalable design patterns.
• Provide technical mentorship, supervision, and performance guidance to engineers.
• Partner with product, design, and business stakeholders to translate requirements into technical solutions.

Qualifications

• Bachelor's or master's degree in computer science, engineering, or related field.
• 7+ years of software engineering experience including architecture.
• Excellent collaboration, communication, and cross-functional partnership skills.
• Proficiency in programming languages, including JavaScript/TypeScript, Python, and PHP.
• Strong Node.js backend experience—preferably NestJS.
• Experience designing and consuming APIs and distributed or microservices-based architectures.
• Experience with JWT / OIDC authentication (Auth0 or equivalent), passport-jwt / JWKS patterns.
• Proven experience with both relational (SQL) and NoSQL databases — able to design schemas, optimize queries, manage multi-environment deployments/backups/scaling, and with hands-on operational MongoDB experience (replication, sharding, performance tuning) preferred.
• Docker and container orchestration on AWS ECS (task definitions, logging, ECR).
• AWS core services: Amplify, API Gateway, ALB/NLB, S3, EFS, CloudWatch, X-Ray, IAM, VPC/VPC endpoints.
• Experience building and maintaining automation within cloud-native environments using IaC frameworks (Terraform + Terragrunt).
• CI/CD with GitHub Actions and GitHub OIDC for secure AWS deployments.
• Observability and ops experience with logs/metrics/alarms, distributed tracing, and production troubleshooting.
• Experience with security best practices, including IAM least-privilege, private S3 patterns, and secrets management.
• Testing and quality experience, including unit/integration (Jest), e2e, linting/formatting.
• Experience integrating headless CMS platforms with modern front-end frameworks.
• Enthusiasm to contribute to Stand Together's vision and principled approach to solving problems, and a commitment to stewarding our culture, which champions values including transformation and innovation, entrepreneurialism, humility, and respect.

Standout Candidates Will Bring

• Experience integrating with Contentful CMS, Drupal and WordPress platforms.
• Zod / schema-first validation and OpenAPI generation tooling experience.
• Hands-on with CloudPosse Terraform modules and terragrunt layout patterns.
• Performance tuning for Node.js apps and MongoDB, plus caching strategies.
• Experience with EFS for stateful containers and mounting/permission management.
• Knowledge of Checkov / Terraform security scanning and Terraform CI checks.

Benefits

• Enjoy a 6% 401(k) match with immediate vesting.
• Flexible time off.
• Comprehensive health and dental plans.
• Wellness and mental health support through Peloton and Talkspace.