Back End Developer

Sorry - NO C2C NO H1B!

Engineer III — Backend / Platform Engineer

The search for a Senior Backend / Web Engineer has begun! Precise Resource, Inc., a leading privately held Woman Business Enterprise specializing in Executive Search and headhunting services for Fortune 500 clients across the United States, is seeking a technology professional to design, build, and support backend applications and web services.

Our client is building a state-of-the-art platform that enables financial institutions to transition commercial banking relationships by automating account switching across receivables (AR), payaes (AP), and payroll systems. The platform integrates with external financial systems, processes transactional data, and supports workflows that require accuracy, auditability, and reliability.

This platform automates complex account switching across receivables (AR), payables (AP), and payroll systems, integrating with external financial platforms while ensuring accuracy, auditability, and reliability in regulated environments.

This is a senior-level engineering role for someone who can own and evolve core backend systems, operate in production environments, and make sound architectural decisions with minimal oversight.

As an Engineer III, you will design, build, and scale backend systems that power critical financial workflows. You will take ownership of services end-to-end—from architecture through production—ensuring systems are performant, reliable, and maintainable over time.

What You’ll Do

Design and build scalable backend services and APIs

Own critical services end-to-end, including production performance and reliability

Lead technical design for complex features and platform enhancements

Improve system performance, scalability, and fault tolerance

Identify and resolve bottlenecks across application, database, and infrastructure layers

Debug production issues and lead root cause analysis with permanent fixes

Contribute to CI/CD pipelines, deployment processes, and system observability

Implement monitoring, logging, and alerting for production systems

Support integrations with external financial systems and data sources

Contribute to AI/LLM-enabled workflow enhancements where applicable

Mentor junior engineers and elevate engineering standards

Technical Requirements

Strong experience building and operating backend systems in production environments

Proven ability to diagnose and resolve performance and reliability issues

Experience designing and developing scalable APIs

Hands-on experience with Python-based backend development

Experience with AWS (compute, storage, networking)

Experience with relational and/or NoSQL databases

Familiarity with CI/CD pipelines and deployment practices

Experience with monitoring, logging, and observability tools

Core Competencies:

System performance and scalability

Reliability and fault tolerance

Root cause analysis and production support

Data Responsibilities

Design and maintain application-level database schemas

Optimize indexing and data access patterns for performance

(Note: This role does not include enterprise data architecture or analytics modeling.)

Qualifications

8+ years of backend software engineering experience.

8 years with Python/Django + React/TypeScript

Background in fintech, payments, banking, or SaaS platforms

Proven experience designing and supporting production systems

Strong track record of making sound technical and architectural decisions

Experience resolving complex production issues independently

Understanding of API-led architecture (REST, JSON; SOAP/XML)

Experience working in regulated environments (PCI, SOC2, etc.)