API Developer

Remote • Posted 11 hours ago • Updated 11 hours ago

Contract W2

Contract Corp To Corp

Contract Independent

Remote

$80/hr

Fitment

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Job Details

Skills

Finance
Orchestration
Collaboration
SOA
GitHub
Workflow
JSON
Object-Oriented Programming
Software Development
Spring Framework
Microservices
Communication
Caching
Redis
Management
Continuous Delivery
Relational Databases
PostgreSQL
NoSQL
Database
MongoDB
Apache Cassandra
RESTful
OAuth
API
Documentation
POSTMAN
Writing
Java
JUnit
Google Cloud Platform
Google Cloud
Amazon Web Services
Microsoft Azure
GraphQL
Code Refactoring
Design Patterns
Continuous Integration
Continuous Integration and Development
Test-driven Development
OOD
Cloud Computing
Amazon SQS

Summary

MARS Solutions Group is looking for an experienced Sr. API Developer. Our client is a Financial Service company looking for high-quality talent to make a difference. They are known to respect a traditional work week and often extend contracts for added job security and stability.

Technical Skills:

API developers should have comprehensive technical skills, including the following:
Knowledge of API orchestration (the ability to develop multiple API code lines simultaneously and make them work together)
Understanding of event-driven architecture (SOA)
Proficiency with common API development tools, including Java, Spring, Spring boot, JUnit, GitHub, GitHub Actions and Workflows, Swagger, and JSON
Design, develop, and operate high scale applications across the full engineering stack.
Write clean, maintainable, and well-tested code following Object Oriented principles and best practices.
Apply modern software development practices (serverless computing, microservices architecture, CI/CD, infrastructure-as-code, etc.)

What experience you need

Bachelor's degree or equivalent experience
5+ years of hands on experience in developing API
Experience in Java 17+, Spring 5+, Spring Boot 3+, and RESTful API design
Deep understanding of Microservices architecture, distributed systems, and inter-service communication protocols
Deep knowledge and practical experience with caching solutions, including Redis
Experience in implementing and managing CI/CD pipelines for automated build, test, and deployment processes.
Proficiency in relational databases (e.g., PostgreSQL) and NoSQL databases (e.g., MongoDB or Cassandra)
Design, implement, support cloud-native applications on platforms such as Google Cloud and AWS.
Proficiency in RESTful API design and development.
Strong knowledge of API security best practices, including OAuth2 and JWT.
Experience with API documentation tools such as Swagger or Postman
Experience writing unit and integration level tests in Java and JUNIT, preferably using TDD.

What could set you apart

Experience with Cloud technology: Google Cloud Platform, AWS, or Azure
Experience with GraphQL
Experience designing and developing cloud-native solutions
Experience Refactoring to Patterns/Implementing Design Patterns
Experience practicing Continuous Integration and trunk-based development
Experience implementing Test Driven Development
Implementing Object Oriented Design Principles via SOLID and GRASP
Leverage advanced cloud services like BigQuery, Bigtable, Pub/Sub, SQS, Event Bridge, GKE/EKS for delivery/Support

About MARS Solutions Group:

MARS Solutions Group provides a range of opportunities for meaningful work by understanding that employment fit is a combination of people, process, and technology. We leverage our experienced and compassionate team to bring humanity to matching you with the right advanced technology role, and stay connected with you to help you attain your professional goals.

Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.

Dice Id: 10275619
Position Id: 2026-18946
Posted 11 hours ago

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