Senior Fullstack Engineer – React/Java

Jobtailor; Deutschland; Remote; EUR 90.000 - 120.000; Vollzeit

Zusammenfassung

Jobtailor in Germany seeks a senior software engineer to lead the design and integration of enterprise SaaS human services systems. You will drive scalable architectures, API integrations, and cloud deployment, collaborating with product managers, designers, and engineers to deliver configurable, robust solutions.

You will mentor engineers, promote testing and CI/CD, and contribute to security and best practices while addressing the needs of vulnerable populations.

Qualifikationen

• 5+ years of software engineering experience.
• Proven, deep hands-on experience with React and TypeScript in production environments.
• Proficiency in Java for multi-tier web application development.
• Proven track record of building and consuming GraphQL APIs, including schema design and client integration.
• Experience building microservices and adhering to OpenAPI standards.
• Experience with ElasticSearch, PostgreSQL, Redis, S3, Redshift, Apache Kafka, Lambda, and EMR.
• Experience leading major IT application implementations.
• Strong problem-solving skills and ability to identify roadblocks.
• Familiarity with Agile, Git, IT security architecture, and testing methodologies.
• Knowledge of AWS/cloud deployment and scaling.
• Proficiency in REST APIs, GraphQL, SQL, NoSQL, and web development concepts.
• Clean, efficient, and documented code practices.
• Experience with TDD, CI/CD, and time management.
• Strong proficiency in English communication.
• Commitment to continuous learning.

Aufgaben

• Provide technical leadership in designing, integrating, implementing, and transitioning enterprise SaaS human services systems.
• Develop flexible architectural approaches supporting configurability across data creation, integrations, workflows, notifications, and data persistence.
• Synthesize integration requirements and develop recommendations based on business objectives, product roadmap, solution architecture, and technical considerations.
• Contribute to platform functionality using current frameworks and tools.
• Specify and troubleshoot API integrations across multiple systems.
• Collaborate with client stakeholders, partners, product managers, designers, platform architects, and software engineers.
• Learn and apply leading-edge technologies.
• Implement systems addressing the needs of vulnerable populations.
• Contribute to security, extensibility, reusability, and testing standards across system architecture and software specifications.
• Ensure code quality through comprehensive testing and best practices.
• Participate in code reviews and provide constructive feedback.
• Mentor junior engineers and share knowledge.

Kenntnisse

React

TypeScript

GraphQL API Development

Microservices Architecture

AWS/Cloud Deployment

REST APIs

Java

OpenAPI standards

Data Persistence

CI/CD

TDD

Git

Security

Tools

ElasticSearch

PostgreSQL

Redis

S3

Kafka

Lambda

EMR

Jobbeschreibung

• Provide technical leadership in the design, integration, implementation, and transition of enterprise SaaS human services systems
• Develop flexible architectural approaches supporting configurability across data creation, integrations, workflows, notifications, and data persistence
• Synthesize integration requirements and develop recommendations based on business objectives, product roadmap, solution architecture, and technical considerations
• Contribute to platform functionality using current frameworks and tools
• Specify and troubleshoot API integrations across multiple systems
• Collaborate with client stakeholders, partners, product managers, creative designers, platform architects, and software engineers
• Learn and apply leading-edge technologies
• Implement systems addressing the needs of vulnerable populations
• Contribute to security, extensibility, reusability, and testing standards across system architecture and software specifications
• Ensure code quality through comprehensive testing and best practices
• Participate in code reviews and provide constructive feedback
• Mentor junior engineers and share knowledge

Requirements

• 5+ years of software engineering experience
• Proven, deep hands-on experience with React and TypeScript in production environments
• Proficiency in Java for multi-tier web application development
• Proven track record of building and consuming GraphQL APIs, including schema design and client integration
• Experience building microservices and adhering to OpenAPI standards
• Experience with ElasticSearch, PostgreSQL, Redis, S3, Redshift, Apache Kafka, Lambda, and EMR
• Experience leading major IT application implementations
• Strong problem-solving skills and ability to identify roadblocks
• Familiarity with Agile, Git, IT security architecture, and testing methodologies
• Knowledge of AWS/cloud deployment and scaling
• Proficiency in REST APIs, GraphQL, SQL, NoSQL, and web development concepts
• Clean, efficient, and documented code practices
• Experience with TDD, CI/CD, and time management
• Strong proficiency in English communication
• Commitment to continuous learning

Core Competencies

Demonstrates expertise in designing and implementing enterprise SaaS human services systems, with a strong focus on API integrations, microservices, and cloud deployment. Proven ability to lead technical teams, mentor junior engineers, and ensure code quality through best practices and comprehensive testing.

Highest-signal resume keywords

• React
• TypeScript
• GraphQL API Development
• Microservices Architecture
• AWS/Cloud Deployment

ATS Optimization Keywords

Hard Skills

• Java
• ElasticSearch
• PostgreSQL
• Redis
• S3
• Redshift
• Apache Kafka
• Lambda
• EMR
• REST APIs

Soft Skills

• Problem-Solving
• Communication
• Mentoring

Industry Keywords

• IT Security Architecture
• Testing Methodologies
• Data Persistence
• Configurability
• Vulnerable Populations

Tools & Technologies

• Agile
• Git
• TDD
• CI/CD