Technical Architect – Java

TechDigital Group; St. Louis (MO); On-site; USD 130,000 - 150,000; Full time

Job summary

TechDigital Group seeks a Technical Architect in St. Louis. In this role, you will have a strong focus on designing and developing enterprise solutions using Java and Spring Boot, with 10+ years of IT experience. You will be responsible for creating both high-level and low-level designs for cloud-native architectures and must have hands-on experience with AWS, Kafka, and API design. Excellent communication skills and problem-solving mindset are essential for success in this client-facing role.

Qualifications

• 10+ years of overall IT experience with a strong focus on designing and developing Java Spring Boot–based enterprise solutions.
• Strong hands-on experience with Java and Spring Boot in enterprise environments.
• Experience designing and building solutions on AWS / cloud platforms.

Responsibilities

• Create high-level and low-level designs, including component diagrams, sequence flows, and deployment views.
• Design distributed, cloud-native architectures.

Skills

Java

Spring Boot

AWS

Kafka

IBM ODM Tool

API design (REST, gRPC)

CICD

Distributed systems logging

Job description

Technical Architect – Java, Cloud & Enterprise Platforms

Core Technical Skills

• 10+ years of overall IT experience with a strong focus on designing and developing Java Spring Boot–based enterprise solutions
• Strong hands‑on experience with Java and Spring Boot in enterprise environments.
• Experience designing and building solutions on AWS / cloud platforms.
• Experience with messaging & Event driven architecture (Kafka).
• Experience with rules engines, specifically IBM ODM Tool.
• Strong knowledge of caching and in‑memory data grid solutions.
• Proven expertise in API design (REST and gRPC concepts).
• Experience in CICD.
• Experience implementing structured logging, metrics, and tracing in distributed systems.

Technical Design & Architecture

Strong experience in enterprise system architecture and technical design.

Ability to create high‑level and low‑level designs, including component diagrams, sequence flows, and deployment views.

Experience designing distributed, cloud‑native architectures.

Strong understanding of scalability, resiliency, performance, and fault‑tolerance patterns.

Experience defining integration patterns, messaging strategies, and data flow designs.

Ability to evaluate design options and make well‑reasoned architectural trade‑offs.

General & Professional Skills

• Solid understanding of SDLC and enterprise delivery models.
• Strong communication and articulation skills, both written and verbal.
• Proven experience working in customer‑facing roles.
• Ability to translate business requirements into robust technical designs.
• Strong problem‑solving mindset and ownership attitude.

Nice‑to‑Have Skills

• Payment networks / card processing domain knowledge
• Decision management systems and advanced rule governance
• Experience with high‑volume, low‑latency transactional platforms
• Exposure to regulated environments (PCI, security‑sensitive systems)