Software Development Engineer II

Amtex Enterprises Inc; O’Fallon (MO); Hybrid; USD 68,880 - 82,656; Full time

Job summary

Amtex Enterprises Inc is seeking a Software Development Engineer II for a hybrid role in O’Fallon, Missouri. This hands-on Java developer position focuses on creating microservices that integrate with other services to enable high-throughput, low-latency financial transaction processing.

You will design components, break tasks, and provide accurate estimates while delivering performant, extensible code. The role requires collaboration across teams and staying current with frameworks and testing

Qualifications

• Strong Java experience with J2EE and Spring Boot.
• Experience designing and building microservices for high-throughput, low-latency systems.
• Ability to work across teams to deliver scalable, reliable software.

Responsibilities

• Design components from product requirements, break work into tasks, provide estimates.
• Write modular, readable, and performant code with extensible low-level design.
• Select data structures, tools, and stacks; perform high-level design with guidance.
• Research new frameworks, prototype concepts, and participate in code reviews.
• Collaborate with cross-functional teams to align on shared vision.
• Own and support the components you build in production.

Skills

Java

Kafka-based microservices

Agentic development

Tools

Spring Boot

Kafka

JPA

Job description

Job Title : Software Development Engineer II
Location: Hybrid in O’Fallon, Missouri
Duration: 12 Months
Rate: $50/hr on W2 or $60/hr on 1099 or C2C

Person has to take coding exercise

Top 3 skills

1. Java, Kafka based event driven micro-services
2. Agentic software development
3. Production support and platform optimization

Role:

The Software Development Engineer is a hands-on developer specializing in Java development with a particular focus producing micro services that then integrate with other services to enable high throughput, low latency financial transaction processing.

What you will do:

• Design components by translating product requirements, break down project into tasks and provide accurate estimates
• Independently come up with different solutions, extensible Low level design. Write modular, extensible, readable and performant code
• Choose the right Data Structures, tools and tech stacks and be able to do High Level Designing with guidance
• Research new frameworks and technologies, assist with prototyping and proof-of-concepts, participate in code reviews
• Collaborate with teams by contributing to the shared vision and working closely with cross-functional stakeholders
• You will be responsible for the components you (and or your team) build and will support them till the time they are live in production

All About You:

• Excellent communication skills with the ability to communicate with all levels of management
• Ability to build rapport and relationships
• Someone understanding the concept of operations first, focusing on usability, operability of applications from the get go
• Problem solver and solution-seeking approach
• Hands on experience in building complex and highly scalable and performing systems
• Solid understanding and hands-on experience in Java, J2EE, Spring, Spring Boot, Kafka, RESTful web services and JPA
• You have experience in building AI assisted application, autonomous and semi-autonomous agents and agentic workflow systems that coordinate multi-step tasks.
• Strong belief in continuous refactoring and adhering to S.O.L.I.D design principles.
• Exposure to building cloud ready applications (microservices)
• Practitioner of Test Driven Development
• Exposure to Continuous Delivery and Integration
• Team player
• Agile Scrum experience

Interested candidates send your resume to [e-mail]