Senior Software Engineer - Middleware & Integration

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.

** Open to REMOTE US-based candidates

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.

What You Will Bring

• 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.jsbackend 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 Actionsand 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 generationtooling experience.

• Hands-on with CloudPosse Terraform modulesand terragrunt layout patterns.

• Performance tuningfor Node.js apps and MongoDB, plus caching strategies.

• Experience with EFS for stateful containersand mounting/permission management.

• Knowledge of Checkov / Terraform security scanningand Terraform CI checks.

What We Offer

• Competitive benefits: Enjoy a 6% 401(k) match with immediate vesting, flexible time off, comprehensive health and dental plans, plus wellness and mental health support through Peloton and Talkspace.
• A meaningful career: Join a passionate community of over 1,300 employees dedicated to improving lives and driving innovative solutions to complex social challenges.
• Commitment to growth: Thrive in a non-hierarchical environment that empowers employees to discover, develop and apply their unique talents.
• Competitive compensation: Our approach rewards the value you create through competitive salaries and bonus opportunities, allowing you to share in the success you help drive.