REMOTE (INDIA): Backend Engineer - SaaS platform jobs in United States
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Marrina Decisions · 1 day ago

REMOTE (INDIA): Backend Engineer - SaaS platform

Marrina Decisions is a company focused on enhancing decision-making through their SaaS platform. They are seeking a Backend Engineer to maintain and enhance backend services, ensure API performance, and manage AWS infrastructure.

AdvertisingData VisualizationDigital MarketingEmail MarketingMarketing
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Growth Opportunities
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H1B Sponsor Likelynote

Responsibilities

Maintain and enhance the backend services powering the SaaS platform (Node.js/Express/NestJS with TypeScript)
Ensure uptime, scalability, and performance of APIs handling campaign generation, template storage, and credit-based billing
Optimize MongoDB queries, indexes, and caching strategies for high-performance APIs
Implement and manage Redis, job queues, and async workflows
Monitor and maintain AWS infrastructure: EC2, S3, CloudWatch, Lambda, SES
Implement security best practices: API authentication, rate-limiting, GDPR compliance, email data handling
Maintain API versioning and documentation (OpenAPI/Swagger)
Write unit and integration tests to ensure code quality and reliability
Debug and resolve complex production issues efficiently

Qualification

Node.js with TypeScriptMongoDBAWS servicesRedisDockerized microservicesAuthentication & authorizationBasic Logging & monitoringUnit & integration testingEmail compliance tools

Required

Strong proficiency in Node.js with TypeScript (Express.js or NestJS)
Experience with MongoDB, schema design, and ORMs (Mongoose, Prisma)
Experience with Redis (pub/sub, caching) and job queues (BullMQ/RabbitMQ)
Familiarity with AWS services: EC2, S3, CloudWatch, SES, Lambda
Dockerized microservices and CI/CD pipelines (GitHub Actions, or similar)
Knowledge of authentication & authorization (JWT, OAuth2, role-based access)
Basic Logging & monitoring experience (Winston, Pino, Prometheus/Grafana)
Unit & integration testing experience (Jest, Mocha, Vitest)
3–5 years in backend development

Preferred

Prior experience in SaaS applications, high-traffic APIs, or campaign/marketing platforms
Knowledge of email compliance tools (SpamAssassin, DKIM/SPF/DMARC) is a plus

Company

Marrina Decisions

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Marrina Decisions offers marketo optimization, email marketing, and marketo migration services.

H1B Sponsorship

Marrina Decisions has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (3)

Funding

Current Stage
Growth Stage

Leadership Team

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Madhu Gulati
CEO
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Company data provided by crunchbase