Find Senior java Jobs in Dublin, D

Senior Backend Engineer
National Facilities Direct Corp —Dublin, County Dublin
- €55,000–€85,000 a year
- Full-time
- Remote
- Computer Science
- Java
- Master's degree
- Work from home
Quick apply
3d
Senior Full Stack Engineer
Optum —Dublin, County Dublin
- Full-time
- Azure
- Computer Science
- Java
2d
Senior Lotus Notes Developer
Deloitte —Dublin, County Dublin
- €62,500 a year
- Full-time
- Hybrid work
- Azure
- Oracle
- Computer Science
3d
Lead Full Stack Engineer
Optum —Dublin, County Dublin
- Full-time
- Azure
- Computer Science
- Engineering
2d
Senior Solutions Engineer
Okta —Dublin, County Dublin
- Sales
- Java
- Presentation skills
Quick apply
4d
Senior Software Engineer - Site Reliability
Workday —Dublin, County Dublin
- €86,400–€129,600 a year
- Full-time
- Computer Science
- Java
- AWS
4d
Sr Backend Engineer - GraphQL Federation
eBay Inc. —Dublin, County Dublin
- Full-time
- System design
- Java
- JavaScript
2d
Exchange Traded Fund (ETF) Software Quality Assurance (SQA), Assistant Vice President
State Street —DUBLIN 2, County Dublin
- Full-time
- Computer Science
- DevOps
- Java
Backend Software Engineer
Grouper —Dublin, County Dublin
- Hybrid work
- Azure
- Computer Science
- Java
Quick apply
Sr.Quality Assurance Engineer (European Language Expert), Alexa Global Quality Team
Amazon Development Centre Ireland Limited - D94 —Dublin, County Dublin
- Full-time
- Java
- Master's degree
- C++
12d
Sr. SDE, Amazon Email Services
Amazon Development Centre Ireland Limited —Dublin, County Dublin
- Full-time
- Computer Science
- Java
- AWS
FS Technology Consulting - AI and Data - Data Engineer - Senior Consultant - Dublin
EY —DUBLIN 2, County Dublin
- Full-time
- Hybrid work
- Azure
- Computer Science
- Java
- Gym membership
Senior Software Development Engineer in Test (Contractor 12 months)
PlayStation Global —Dublin, County Dublin
- Computer Science
- DevOps
- Java
6d
Sr. Software Eng, Data Platforms
eBay Inc. —Dublin, County Dublin
- Full-time
- System design
- Java
- AI
3d
Lead Software Engineer - Financial Wellness
Gen Digital Inc. —Dublin, County Dublin
- Full-time
- Hybrid work
- System design
- Java
- AWS
Quick apply
Senior Software Engineer - Licensing Management
Grouper —Dublin, County Dublin
- Full-time
- Hybrid work
- Azure
- Computer Science
- Java
Quick apply
AI Infrastructure Engineer
Intercom —Dublin, County Dublin
- Hybrid work
- Computer Science
- Java
- Master's degree
- Annual leave
- Work from home
Lead Atlassian Engineer
DocuSign —Dublin, County Dublin
- Computer Science
- Java
- Master's degree
AI & Data - Agentic AI Engineer - Senior Consultant
EY —DUBLIN 2, County Dublin
- Full-time
- Hybrid work
- Azure
- Doctoral degree
- Computer Science
- Gym membership
Sr. Database Engineer, AWS DMS
Amazon Development Centre Ireland Limited —Dublin, County Dublin
- Full-time
- Oracle
- Java
- SQL
2d

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Senior Backend Engineer

National Facilities Direct Corp -
Dublin, County Dublin

Quick apply

Job details

Permanent | Full-time
€55,000–€85,000 a year
3 days ago

Benefits

Work from home

Qualifications

CI/CD
Node.js
Computer Science
React
Java
Master's degree
AWS
Bachelor's degree
PostgreSQL
REST
Agile
S3
SaaS
AI
Leadership
TypeScript
Communication skills
Debugging
AWS Lambda

Full job description

Job Description: Backend Engineer

Location: Remote

Company: ONEngine.ai

Reports To: Backend Lead Engineer

Salary: Competitive, commensurate with experience

Position Overview

We are seeking an accomplished Senior Backend Engineer to drive the development of our enterprise-grade, multi-tenant SaaS platform. You will be responsible for designing and implementing complex backend features, contributing to architectural decisions, and ensuring code quality and scalability across the platform. Working collaboratively with product, frontend, and infrastructure teams, you will serve as a technical expert and mentor to other developers while championing best practices in modern serverless backend development.

Key Responsibilities

Design and develop sophisticated backend features using Node.js 20+ and TypeScript with advanced patterns and performance optimization
Build and maintain scalable multi-tenant backend architectures with proper tenant isolation, data security, and compliance measures
Architect modular, maintainable services following SOLID principles and enterprise design patterns
Design and implement complex database schemas and queries using Prisma ORM and PostgreSQL, ensuring optimal performance
Design and implement RESTful APIs consumed by React frontends, ensuring data integrity, security, and exceptional developer experience
Build serverless applications using AWS Lambda, API Gateway, SQS, EventBridge, and other AWS services
Implement authentication and authorization flows (JWT, OAuth) with proper security measures
Implement audit logging systems and compliance requirements for enterprise clients
Perform advanced debugging, write comprehensive tests, and optimize application performance
Mentor junior and mid-level engineers through code reviews, pair programming, and knowledge sharing
Participate in architectural discussions and provide technical recommendations to the Lead Engineer and CTO
Collaborate cross-functionally to translate complex requirements into elegant, scalable technical solutions
Contribute to migration efforts from legacy Java systems to modern Node.js/TypeScript architecture
Stay current with backend technology trends and evaluate new tools and frameworks for team adoption

Ideal Candidate Profile

Education: Bachelor's or Master's degree in Computer Science, Engineering, or related field

Experience: - 4-6 years of professional backend development experience with strong focus on Node.js and TypeScript

- 2+ years building production APIs with TypeScript and Node.js

- 2+ years hands-on experience with AWS Lambda and serverless architecture (Lambda, API Gateway, SQS, EventBridge)

- 2+ years building/operating multi-tenant SaaS systems with tenant isolation

- Proven track record of delivering complex features in enterprise or multi-tenant applications - Experience working in agile environments with cross-functional teams

- Demonstrated ability to mentor developers and contribute to technical leadership

Skills: - Expert-level proficiency in TypeScript and Node.js, including advanced patterns and performance optimization

- Strong hands-on experience with AWS Lambda and serverless technologies (API Gateway, SQS, EventBridge)

- Deep understanding of multi-tenant SaaS architecture including tenant isolation, data security, and scalability

- Advanced knowledge of PostgreSQL including complex queries, optimization, and schema design

- Extensive experience with Prisma ORM or similar ORMs for database interactions

- Strong experience designing scalable, well-documented RESTful APIs

- Solid experience with authentication flows (OAuth, JWT) and security best practices

- Experience with Express or similar Node.js frameworks

- Working knowledge of S3 and document/file management systems

- Strong testing methodology including unit, integration, and end-to-end testing

- Experience with CI/CD pipelines and backend deployment strategies

- Familiarity with message queues and event-driven architectures

- Experience with audit logging and compliance requirements is a plus

- React/frontend experience for full stack collaboration is a plus

- Experience with AI/ML API integrations is a plus

- Field service management or B2B SaaS background is a plus

- AWS certifications are a plus

- Excellent problem solving, communication, and collaboration skills

- Passion for code quality, performance, and system reliability

Tech Stack

TypeScript, Node.js 20+, AWS Lambda, API Gateway, SQS, EventBridge, PostgreSQL, Prisma ORM, Express, S3, React (frontend team

Job Types: Full-time, Permanent

Benefits:

Work from home

Please note that ONEngine is currently unable to provide visa sponsorship for this position. Candidates must be authorized to work in Ireland without sponsorship now or in the future.

Pay: €55,000.00-€85,000.00 per year

Benefits:

Work from home

Application question(s):

Are you an Irish citizen?

Experience:

TypeScript: 1 year (preferred)
Node.js: 1 year (preferred)
AWS Lambda: 1 year (preferred)
PostgreSQL: 1 year (preferred)
Prisma ORM: 1 year (preferred)
Express: 1 year (preferred)
S3: 1 year (preferred)
Eventbridge: 1 year (preferred)

Work Location: Hybrid remote in Dublin, County Dublin

Quick apply

Refine Your Search

senior java jobs in dublin, d

Senior Backend Engineer

Senior Full Stack Engineer

Senior Lotus Notes Developer

Lead Full Stack Engineer

Senior Solutions Engineer

Senior Software Engineer - Site Reliability

Sr Backend Engineer - GraphQL Federation

Exchange Traded Fund (ETF) Software Quality Assurance (SQA), Assistant Vice President

Backend Software Engineer

Sr.Quality Assurance Engineer (European Language Expert), Alexa Global Quality Team

Sr. SDE, Amazon Email Services

FS Technology Consulting - AI and Data - Data Engineer - Senior Consultant - Dublin

Senior Software Development Engineer in Test (Contractor 12 months)

Sr. Software Eng, Data Platforms

Lead Software Engineer - Financial Wellness

Senior Software Engineer - Licensing Management

AI Infrastructure Engineer

Lead Atlassian Engineer

AI & Data - Agentic AI Engineer - Senior Consultant

Sr. Database Engineer, AWS DMS

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