Senior Backend Developer with Databricks & Spark

Thunderhawk Technology Partners LLC

Hamilton, NJ

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JOB DETAILS

SKILLS

Apache Spark, Application Programming Interface (API), Authentication, Best Practices, Cloud Computing, Code Reviews, Data Management, Data Modeling, Data Processing, Data Sets, Database Extract Transform and Load (ETL), DevOps, Distributed Computing, High Availability, High Reliability, Mentoring, Microservices, Microsoft .NET, Microsoft C# (C Sharp), OAuth, Performance Management, Query Optimization, REST (Representational State Transfer), SQL (Structured Query Language), Scalable System Development, System Architecture, System Integration (SI), Systems Scalability, User Interface/Experience (UI/UX)

LOCATION

Hamilton, NJ

POSTED

30+ days ago

Job Title: Senior Backend Developer / Architect
Location: Hamilton NJ (4 days onsite & 1 day remote)
12+ months contract

In-Person Interview Required
Job Summary
We are looking for an experienced Backend Developer / Architect with strong expertise in .NET technologies, API development, Databricks, Apache Spark, and advanced SQL. The ideal candidate will design and build scalable backend systems, architect data processing pipelines, and ensure high performance and reliability across data and application services.
This role requires strong system design skills, data engineering knowledge, and experience building enterprise-grade APIs and distributed data platforms.

Key Responsibilities

Design and develop scalable backend services using .NET / .NET Core
Architect and implement RESTful APIs and microservices
Build and optimize data pipelines using Databricks and Apache Spark
Write complex and high-performance SQL queries for large datasets
Design data models, ETL pipelines, and batch/stream processing workflows
Integrate backend systems with data platforms, cloud services, and external APIs
Optimize application and data processing performance and scalability
Implement best practices for security, logging, monitoring, and observability
Lead architecture decisions, code reviews, and technical mentoring
Collaborate with data engineers, DevOps, product teams, and frontend teams
Ensure high availability, reliability, and fault tolerance of backend services

Required Skills
Backend Development

Strong experience with C# and .NET / .NET Core
Expertise in REST API development and microservices architecture
Experience with API security (OAuth, JWT, authentication mechanisms)

Data & Analytics

Hands-on experience with Databricks
Strong experience with Apache Spark (PySpark / Spark SQL)
Advanced proficiency in SQL (query optimization, indexing, complex joins, window functions)

System Design

Experience designing highly scalable distributed systems
Strong understanding of data architecture and data pipelines
Experience with large-scale data processing

About the Company

Thunderhawk Technology Partners LLC

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