Senior Full Stack Engineer – Java, React, Microservices

Jobtailor; California (MO); On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Sponsorship opportunities

Job summary

Jobtailor is seeking a seasoned software engineer to design, build, and scale distributed systems in a fast-paced startup environment. This role combines frontend React or Svelte work with backend Java/C++/C#, leveraging Azure DevOps and Kubernetes to deliver robust, secure solutions.

You will mentor peers, lead design reviews, collaborate across teams, and create reusable components and patterns while shaping architecture and technology strategy in a dynamic US-based team.

Qualifications

• 4+ years frontend with React or Svelte.
• 4+ years backend in Java/C++/C#.
• Experience in architecture and design of systems.
• Strong CS fundamentals: data structures and algorithms.
• Experience with Azure cloud and DevOps.
• Knowledge of microservices and REST APIs.
• Excellent communication and ability to work in fast-paced startup environments.

Responsibilities

• Scope, design, and build scalable distributed systems.
• Lead design sessions and code reviews.
• Collaborate across the software lifecycle.
• Mentor engineers and share best practices.
• Develop reusable components and patterns.
• Utilize Azure tools for Java app design and maintenance.

Skills

React

Svelte

Java

C++

C#

PowerShell

Problem-Solving

Communication

Mentoring

Cross-functional collaboration

Education

Bachelor's degree in CS/IS

Tools

Azure DevOps

Kubernetes

Azure Tools

Monitoring Tools

Active Directory

Windows Authentication

REST APIs

PowerShell Scripting

Job description

• Scope, design, and build scalable, resilient distributed systems
• Build product definitions and use technical skills to drive solutions
• Collaborate cross-functionally throughout the software lifecycle
• Lead design sessions and code reviews
• Define, create, and support reusable application components and patterns
• Use Azure tools and services for Java application design, implementation, and maintenance
• Mentor other engineers
• Share best practices and improve processes across teams

Requirements

• 4+ years programming experience with modern frontend frameworks such as React or Svelte
• 4+ years programming experience with a backend language such as Java, C++, or C#
• Experience contributing to architecture and design of new and existing systems
• In-depth knowledge of computer science data structures and algorithms
• In-depth knowledge of Azure DevOps and operational portals
• In-depth knowledge of HTML5, JavaScript/TypeScript, XML, and JSON
• In-depth knowledge of microservices architecture and extensible REST APIs
• In-depth knowledge of monitoring tools
• Expert PowerShell scripting skills
• Expert networking knowledge, including load balancers, reverse proxies, firewalls, DNS, and Kubernetes networking
• Understanding of PaaS and IaaS services
• Expert knowledge of Active Directory, Windows Authentication, SAML, and OAuth
• Experience with datacenter structure and Azure platform services
• Knowledge of software development lifecycle tooling
• Understanding of DevOps concepts, cloud architecture, and Azure DevOps operational framework
• Expert analysis and estimation skills
• Strong problem-solving ability
• Strong oral and written communication skills
• Ability to excel in a fast-paced, startup-like environment
• 4+ years of software development within a Java framework
• 3+ years of experience with architecture and design
• 3+ years of experience with AWS, GCP, Azure, or another cloud service
• 2+ years of experience in open-source frameworks
• Bachelor’s degree in Computer Science, Information Systems, or equivalent education or work experience
• GEICO will consider sponsoring a new qualified applicant for employment authorization

Core Competencies

Demonstrates expertise in building scalable distributed systems using Java and modern frontend frameworks like React or Svelte, while leveraging Azure tools for application design and implementation. Strong capabilities in mentoring, cross-functional collaboration, and applying best practices in software development and architecture.

Highest-signal resume keywords

• Java Application Development
• React or Svelte Frameworks
• Azure DevOps
• Microservices Architecture
• PowerShell Scripting

ATS Optimization Keywords

Hard Skills

• Java
• C++
• C#
• HTML5
• JavaScript
• TypeScript
• XML
• JSON
• Data Structures
• Algorithms

Soft Skills

• Problem-Solving
• Oral Communication
• Written Communication

Industry Keywords

• Cloud Architecture
• DevOps Concepts
• PaaS
• IaaS
• REST APIs

Tools & Technologies

• Azure Tools
• Monitoring Tools
• Kubernetes
• Active Directory
• Windows Authentication