Senior Software Engineer - Backend - TKC

Senior Software Engineer – Backend

Application Instructions:

Please apply only through the link below. If the link does not open, please try using a different browser: https://candidates.finacplus.com/jobs/FINACPLUS-7079?service_id=finacplus

About FinacPlus

FinacPlus is a Great Place to Work® Certified organization — a recognition of our people first culture, collaborative environment, and focus on professional growth. We provide high-end virtual business process and technology services to leading global clients across finance, banking, mortgage, research, and data services. At FinacPlus, you’ll work with world-class talent, cutting-edge technology, and international stakeholders — while still enjoying the openness, agility, and career visibility of a fast-growing company.

About Our Client — Toorak Capital Partners

You will be part of a dedicated engineering team supporting Toorak Capital Partners, a leading U.S.-based integrated correspondent lending platform that funds residential, multifamily, and mixed-use real estate loans across the U.S. and U.K. Headquartered in Summit, New Jersey, Toorak’s leadership team brings deep expertise across real estate lending, capital markets, securitization, asset management, and credit. To date, Toorak-funded projects have renovated or stabilized housing for 9,000+ families — averaging 500+ families every month.This is a rare opportunity to build mission-critical, cloud-based mortgage technology platforms that directly support one of the most respected players in the global mortgage finance industry.

Role Overview

We are looking for a highly capable Senior Backend Engineer to design, build, and scale cloud-based SaaS platforms and enterprise-grade web applications, with a strong focus on Mortgage Finance domain solutions.This role offers the opportunity to work on building an enterprise-class product from the ground up, leveraging modern cloud infrastructure, microservices architecture, and distributed systems. The ideal candidate brings solid end-to-end development experience—from system design to production deployment—and thrives in solving real-world, high-impact problems.

Key Responsibilities

• • Develop and scale cloud-native web applications and SaaS platforms in a backend-focused role
  • Work as part of a high-performance engineering team building Mortgage Finance technology solutions
  • Contribute to the end-to-end product lifecycle: architecture, design, development, deployment, and optimization
  • Design and implement microservices-based and event-driven architectures
  • Build high-performance RESTful APIs / GraphQL services for scalable applications
  • Architect and deploy systems using AWS cloud infrastructure
  • Work extensively with AWS services such as Lambda, SQS, SNS, API Gateway, EC2, S3, RDS
  • Design and optimize databases using MySQL/PostgreSQL (SQL) and MongoDB/DynamoDB (NoSQL)
  • Build and deploy containerized applications using Docker and Kubernetes
  • Ensure high availability, scalability, performance, and fault tolerance of systems
  • Solve complex engineering problems with clean, maintainable, and scalable code
  • Deliver rapid product iterations based on user feedback and performance metrics
  • Collaborate with cross-functional teams (Product, Frontend, DevOps)
  • Drive adoption of engineering best practices, frameworks, and modern technologies
  • Participate in and influence architecture and product decision-making

Technical Skills & Requirements

Core Backend & Programming

• • Strong experience in Node.js ecosystem (mandatory)
  • Proficiency in JavaScript / TypeScript
  • Working knowledge of Python (preferred)
  • Experience with backend frameworks: Express.js, NestJS, Fastify

Architecture & System Design

• • Strong expertise in:
  • Microservices architecture
  • Distributed systems (scalability, availability, fault tolerance)
  • Event-driven systems (SQS, SNS, Kafka, Pub/Sub)
  • Ability to design large-scale, production-grade systems

API & Integration

• • Hands-on experience in building:
  • RESTful APIs
  • GraphQL
  • Integration with third-party services and external APIs

Database & Data Layer

• • Strong experience in:
  • Relational Databases: MySQL, PostgreSQL
  • NoSQL Databases: MongoDB, DynamoDB
  • Expertise in data modeling, query optimization, indexing, and performance tuning

Cloud & Infrastructure

• • Strong hands-on experience with:
  • AWS (m…