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Sr. Platform Engineer

3B Staffing LLC, Baltimore, MD, United States


Sr. Platform Engineer

Location:

Remote (Must reside within 50 miles of Baltimore, MD; Wilmington, DE; Charlotte, NC; Dallas, TX; New York, NY; or Evansville, IN)

Travel:

Occasional onsite travel for technical planning and delivery alignment
GC, USC

Senior platform engineering with

TypeScript/Angular/NodeJS ,

AWS cloud ,

GraphQL (Apollo) ,

Kafka-based event-driven microservices ,

Camunda BPM ,

Kubernetes/ECS/Lambda , and strong

architecture & leadership

experience.

Overview

We are seeking a

Senior Platform Engineer

to support a large enterprise modernization initiative for a direct client. This role requires deep expertise in

platform engineering, cloud-native architecture, and modern web technologies , along with strong leadership and cross-team collaboration skills.
Key Responsibilities
Lead development and maintenance of enterprise-scale web and platform services using

TypeScript, Angular, NodeJS
Design and modernize core platform services using:
GraphQL (Apollo Client, Server, Router)
Event-driven architecture (Kafka on AWS)
BPMN workflows (Camunda v8)

Define platform standards, reusable templates, patterns, and best practices
Create high-level architecture diagrams and guide vendors toward optimal implementations
Improve code quality, scalability, security, and performance
Develop automated tests and deliver production-ready software every sprint
Collaborate closely with Product, UX, DevOps, and Architecture teams
Support CI/CD deployments and production stability
Influence key technical decisions with principled leadership and accountability
Stay current with emerging technologies and cloud-native best practices
Required Skills & Experience
5-7+ years of software/platform engineering experience
Strong hands-on experience with

AWS cloud services
Expertise in

microservices architecture

and cloud-native design
Strong

GraphQL & Apollo Router

experience
Experience with

Kafka, Kubernetes, ECS, Lambda, API Gateway
Advanced proficiency in at least one of:

Java, Scala, Python, C#, Snowflake
Experience with relational and analytical databases:
PostgreSQL, Redshift, Snowflake, Greenplum

Strong understanding of system design, data pipelines (DBT a plus), and APIs
Excellent leadership, communication, and stakeholder management skills
Experience working in fast-paced, Agile environments
Nice to Have
Lending, banking, or financial services platform experience
Strong data engineering or analytics exposure
Prior vendor or platform governance experience