Senior Software Backend Engineer

Lorven Technologies Inc

Jersey City, NJ, United States

1 day ago

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Role details

Contract type

Permanent contract

Employment type

Full-time (> 32 hours)

Experience level

Expert

Experience required

5 years minimum

Working hours

Regular working hours

Job source

www.careerjet.com

Tech stack

Java (Programming Language) .NET Framework Application Programming Interfaces (APIs) Artificial Intelligence C Sharp (Programming Language) Extract Transform Load (ETL) Data Loss Data Transformation Data Migration Relational Databases Distributed Systems UN Electronic Data Interchange for Administration Commerce and Transport

+25 more

PostgreSQL Message Broker Microsoft Message Queuing Microsoft SQL Server MySQL Node.Js RabbitMQ Service-Oriented Architecture Software Engineering SQL Databases Systems Integration TypeScript Management of Software Versions Enterprise Application Integration Data Ingestion Large Language Models SOAPAPI Backend Information Technology Apache Kafka Restful APIs Pagination Webhooks Golang Microservices

Job description

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Requirements

Bachelor’s degree in Computer Science, Engineering, or related field, or equivalent experience.
Must have a 5+ years of professional experience in backend software engineering with statically typed languages (Java, C#, .Net, Go, or TypeScript/Node.js).
Good Experience in RESTful API Engineering: Demonstrated mastery in designing, versioning, and documenting production REST APIs (handling deep pagination, complex DTO mappings, and high-throughput payloads).
You should have a Relational Databases & SQL: Strong experience in relational data modeling (PostgreSQL, MySQL, or SQL Server), complex joins, foreign-key relationships, index optimization, and data migration scripting.
Must have Distributed Systems & Event Architecture: Hands-on experience with message brokers/event buses (e.g., Kafka, RabbitMQ, AWS SQS/SNS) and designing idempotent consumers for webhook and asynchronous event handling.
Good Experience in Enterprise Integration Patterns: Proven background integrating with third-party webhooks, REST/SOAP APIs, and handling retry strategies, circuit breakers, and distributed error handling.
Must have API & Service Architecture: Design, build, and maintain production-grade, secure RESTful APIs and microservices managing provider hierarchies, billing accounts, and payment lifecycle events.
You should have a Event-Driven & Webhook Systems: Implement reliable, idempotent event consumers and webhook ingestion pipelines to process asynchronous notifications (e.g., ACH NOC events, banking state changes) with zero data loss.
Data Migration & Modeling: Design normalized relational schemas and data transformation pipelines (DTOs, ETL backfills) to seamlessly migrate complex hierarchical records across platforms.
Prior experience in FinTech, Payment Processing, or Healthcare Payer/Provider Systems (familiarity with ACH, NACHA rules, NOC codes, TIN/NPI validation, or 835 EDI transactions)