Java Backend Engineer

Robotics Technologies; St. Louis (MO); On-site; USD 120,000 - 180,000; Full time

Job summary

Robotics Technologies LLC is seeking a senior software architect/developer with strong hands-on experience in Java, Spring, and microservices to design and deliver complex payment-domain solutions. The role requires architectural thinking, expert knowledge of REST/SOAP APIs, and experience with cloud platforms like Azure.

You will lead integrations and migrations while ensuring code quality and security standards.

Qualifications

• 7-12 years of experience designing software solutions
• Payment domain experience desirable and leadership capability
• Experience with Java, J2EE, Spring and Hibernate/JPA
• Knowledge of API testing tools (REST Assured, Swagger, Postman) is preferred
• Experience with Docker, Kubernetes, Azure, and microservices architecture

Responsibilities

• Design software solutions using architecture principles
• Drive team through integrations, migrations, and approaches in payment domain
• Collaborate on front-end with Angular and related technologies
• Participate in testing including TDD and unit tests
• Ensure security standards, concurrency, and database integrity

Skills

Java

Spring Boot

Microservices

REST/SOAP

Azure

Docker/Kubernetes

PostgreSQL

Junit

Tools

Jenkins

PCF

Git

Swagger/Postman

SonarQube

Job description

Work Authorization: USC, GC, H-1B, OPT-EAD, GC-EAD, H4-EAD

JOB SUMMARY

• Good hands-on in Java, J2EE, Databases (Postgres), Web Services (REST, SOAP), Spring boot, Spring MVC, Spring 4.0, Hibernate/JPA, API Gateway, Azure and Microservices.
• 7-12 years of experience desired in designing software solutions using software architecture design principles.
• Payment domain expertise and ability to drive the team, integrations, migrations, and create approach.
• Good to have experience in Angular, and front-end technologies.
• Understanding of Kafka, Integration patterns, Security standards, Concurrency and Multi-threading, Collections, PostgreSQL, Azure, Docker, Kubernetes
• Hands-on, high-energy, detail-oriented, proactive, and able to function independently under pressure.
• Strong Problem-Solving skills.
• API and Contract Testing using REST Assured/Postman/Swagger/SOAP UI + Groovy/Spring Cloud Contract
• Test Driven Development TDD Methodology and Unit Testing using Junit/XCTest
• Use of mocking frameworks such as API Service Virtualization/Mockito/OCMock
• Static Code Analysis using SonarQube/Xcode Static Analyzer
• Hands on with Jenkins/PCF or similar tools for automated provisioning of build and test infrastructure.
• Troubleshooting with Splunk, API aids like Swagger/Postman and source control systems like Git
• Intermediate knowledge of Maven, Junit, Redis, Oracle database, SQL, Unix command, Shell scripting.
• Good knowledge of tools like Sonar, Data-dog/Dynatrace, GIT, SVN, Rally/Jira, CI (Jenkin / Bamboo)/CD, Splunk
• Strong communication skills -- both verbal and written – with strong relationship, collaborative skills, and organizational skills
• Proven experience in Agile methodology, SDLC, & implementation of Projects, debugging applications.

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.