Principal Full-Stack Engineer

SIDRAM TECHNOLOGIES

Richards (TX)

Hybrid

USD 170,000 - 230,000

Part time

4 hours ago

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Job summary

SIDRAM TECHNOLOGIES is seeking a Principal Full-Stack Engineer in Richardson, TX for a hands-on, high-impact IC role. You will architect and deliver scalable enterprise applications using Java, Python, and ReactJS, driving cloud-native microservices, DevSecOps, and AI integrations.

This is a senior, principal-level position with technical leadership responsibilities. You will mentor teams, own architectural decisions, and collaborate with product, data science, DevOps, and executives to

Qualifications

Extensive hands-on software development experience required.
Deep expertise across backend Java and Spring Boot; frontend ReactJS.
Cloud-native microservices, DevSecOps, and AI integration expected.

Responsibilities

Own architecture decisions and technical direction for enterprise apps.
Design and build scalable full‑stack solutions with Java, Python and React.
Lead end-to-end delivery from architecture through deployment.
Mentor engineers and enforce coding standards across teams.
Integrate LLMs, RAG pipelines, embeddings, and AI workflows.

Skills

15+ years experience

Java 17+/Spring/Spring Boot/Hibernate

ReactJS/Node.js/Bootstrap

Python

Microservices/Event-Driven

Kafka/RabbitMQ

REST APIs

Cloud: AWS/Azure

SQL: SQL Server, PostgreSQL

NoSQL: MongoDB/Elasticsearch

Docker/Kubernetes

CI/CD/DevSecOps

OAuth2/OpenID/JWT

LLMs/Generative AI/RAG/Embeddings

Agentic AI workflows

Architecture leadership

Education

Bachelor’s degree or higher

Tools

Palantir Foundry

PySpark

TypeScript

Job description

Strong ReactJS / Node.js / Bootstrap
AWS and/or Azure
SQL / RDBMS SQL Server, PostgreSQL

NOW HIRING: Principal Full-Stack Engineer

Location: Richardson, TX

Work arrangement: Hybrid / Work from Office

Employment Type: Contract

Experience: 15+ Years

Interview: Client Face-to-Face Interview Required

Work Arrangement: Hybrid

Role Type: Principal / Senior Individual Contributor

About The Role

We are seeking an experienced Principal Full-Stack Engineer to design, build, and operate scalable enterprise applications using a modern Java, Python, and ReactJS technology stack.

This is a highly hands-on Principal-level individual contributor role with technical leadership responsibilities. The ideal candidate will have deep expertise across backend development, frontend engineering, cloud-native microservices, DevSecOps, and Generative AI, along with the ability to drive architecture and mentor engineering teams.

Must-Have Skills

15+ years of hands-on software development experience
Strong Java 17+ / Spring / Spring Boot / Hibernate
Strong ReactJS / Node.js / Bootstrap
Hands-on Python
Microservices & Event-Driven Architecture
Kafka or RabbitMQ
REST APIs
AWS and/or Azure
SQL / RDBMS SQL Server, PostgreSQL
NoSQL MongoDB, Elasticsearch
Docker / Kubernetes
CI/CD & DevSecOps
OAuth 2.0 / OpenID Connect / JWT
LLMs / Generative AI / RAG / Embeddings
Agentic AI workflows
Strong architecture and technical leadership experience

Key Responsibilities

Own architecture decisions and establish technical direction.
Design and develop scalable full-stack enterprise applications.
Build Java/Spring Boot microservices, Python services, and ReactJS applications.
Integrate LLMs, RAG pipelines, embeddings, and agentic AI into production applications.
Lead end-to-end delivery from architecture and design through deployment.
Design event-driven solutions using Kafka/RabbitMQ.
Develop and optimize REST APIs, database schemas, and SQL queries.
Deploy and operate cloud-native applications on AWS/Azure.
Drive CI/CD, DevSecOps, security, testing, and engineering best practices.
Troubleshoot complex production issues and lead root-cause analysis.
Mentor junior and mid-level engineers.
Conduct code reviews and enforce architectural and coding standards.
Collaborate with Product, Design, Data Science, ML, DevOps, and executive stakeholders.
Translate business requirements into scalable technical solutions.

AI / Generative AI Experience

Practical experience integrating OpenAI, Anthropic Claude, Azure OpenAI, or AWS Bedrock.
Experience with Prompt Engineering, RAG, Embeddings, and Vector Databases.
Experience building Agentic AI workflows.
Experience operationalizing AI/ML models in production.
Knowledge of responsible AI, evaluation, guardrails, data privacy, and hallucination mitigation.
Exposure to LangChain, LlamaIndex, or Hugging Face is a plus.

Good to Have