Fionn Maccumhaill
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Fionn Maccumhaill Email & Phone Number

Tech Lead at OpenJaw Technologies at OpenJaw Technologies
Location: Ireland 5 work roles 2 schools
1 work email found @openjawtech.com LinkedIn matched
✓ Verified July 2026 4 data sources Profile completeness 100%

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Work email f****@openjawtech.com
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Current company
OpenJaw Technologies
Role
Tech Lead at OpenJaw Technologies
Location
Ireland
Company size
277 employees

Who is Fionn Maccumhaill? Overview

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Quick answer

Fionn Maccumhaill is listed as Tech Lead at OpenJaw Technologies at OpenJaw Technologies, a with 277 employees, based in Ireland. AeroLeads shows a work email signal at openjawtech.com and a matched LinkedIn profile for Fionn Maccumhaill.

Fionn Maccumhaill previously worked as Tech Lead at Openjaw Technologies and Fusion Applications Developer at Oracle. Fionn Maccumhaill holds Ba Mod, Mathematics, 2.1 from Trinity College, Dublin.

Company email context

Email format at OpenJaw Technologies

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{first}.{last}@openjawtech.com
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Profile bio

About Fionn Maccumhaill

2021 July - Note for recruiters: Thank you for your In-mail, but I am not interested in changing jobs. If you message me, please accept my silence as a No, and not as a sign of disrespect. ====Goals and experience:15+ years of experience at Sun Microsystems (started 2001) , Oracle, and since 2013 at OpenJaw Technologies.My work experience to date has been in both customer-focused, and development roles.At OpenJaw Technologies I am part of a dedicated customer team providing solutions for our clients in Airline industry.At Sun, I was a member of the Java Licensee Engineering team providing support to clients implmenting Java VM on consumer embedded devices.Specialities: Software engineering and customer relations. UNIX (Solaris administration), Linux , Linux Embedded (Busybox) & Windows . Comp Langs: Java SE , Java ME, and Java EE, JSP, JavaScript (JQuery), CSS, HTML,XML, XSLT C ,C++ , shell scripting (tcsh,bash), some assembler [ARM, SPARC , Motorola 68000]. J2EE platform: Oracle ADF Did Lisp in college, but not for work.Sun Certified Professional: Java SE Certified Programmer 6Source code management: Eclipse , and VCS: sccs, git, gitlab, SubVersion, CVS, Mercurial.

Listed skills include Java, Linux, Software Engineering, Solaris, and 16 others.

Current workplace

Fionn Maccumhaill's current company

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OpenJaw Technologies
Openjaw Technologies
Tech Lead at OpenJaw Technologies
dublin, dublin, ireland
Website
openjawtech.com
Employees
277
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5 roles · 26 years

Fionn Maccumhaill work experience

A career timeline built from the work history available for this profile.

Tech Lead

Current
Openjaw Technologies

Dublin, Ireland

Create , support & maintain Travel Package software and website for a major Airline using OpenJaw Technology's excellent T-retail platform.

Apr 2013 - Present

Fusion Applications Developer

Oracle

Ireland

Using Java, ADF, XML, PL/SQL within Oracle's JDeveloper platform to build brand new (multi-platform) solution for Fusion Applications. I am involved in all aspects (design, implementation, and initial QA) of a ground-up design new application, which we are currently implementing to replace an existing non-standard application.

Dec 2011 - Mar 2013

Java Licensee Engineer

Oracle Corporation

software engineer, supporting Java (TM) Technology Customers

Jan 2010 - Dec 2011

Java Licensee Engineer

Sun Microsystems Inc.

Dublin

Technical Support for Java VM customers, providing assistance in TCK program, bug-fixing of VM and API, as well as working on porting work to non-standard OS'sPrior to moving to Oracle's Fusion Applications' organisation, I spent over ten years in Java Licensee Engineering (JLE) aiding Sun Microsystems’ partners and OEM customers to integrate Sun’s Java ME VM’s into their devices and software stacks.My day to day work in JLE involved interacting with customers, reproducing their problems (with either the VM, or related Java testing software), and delivering solutions for them. Additionally, I visited customer sites, gave presentations at customer events, and provided documentation for customer use via the JLE web portal. I interacted with core engineering, and worked on ad-hoc bespoke projects porting the Java ME VMs to customers' platforms. I worked with everything in the Java ME VM stack from the build system, to core VM, up to graphics API and additional JSRS (e.g. Mobile 3D API), using Solaris, Windows and Linux.

2001 - 2010 ~9 yrs

Intern

Electric Paper

Testing and fixing scripts for ECDL product

Jun 2000 - Sep 2000
Team & coworkers

Colleagues at OpenJaw Technologies

Other employees you can reach at openjawtech.com. View company contacts for 277 employees →

于 于振永 于振永 Colleague at Openjaw TechnologiesDalian, Liaoning, China View → 赵 赵丽丽 赵丽丽 Colleague at Openjaw TechnologiesDalian, Liaoning, China View → SL Shengnan Lyu Shengnan Lyu Colleague at Openjaw TechnologiesIreland View → CW Cathy W. Cathy W. Colleague at Openjaw TechnologiesCounty Carlow, Ireland View → SW Swapnil Waghmare Swapnil Waghmare Colleague at Openjaw TechnologiesDublin, County Dublin, Ireland View → CC Cathal Convery Cathal Convery Colleague at Openjaw TechnologiesDublin, County Dublin, Ireland View → VJ Vivian Jin Vivian Jin Colleague at Openjaw TechnologiesDalian, Liaoning, China View → CP Clare Pratt Clare Pratt Colleague at Openjaw TechnologiesJohannesburg Metropolitan Area, South Africa View → DG Dermot G. Dermot G. Colleague at Openjaw TechnologiesCounty Galway, Ireland View → GF Glenda Fitzpatrick Glenda Fitzpatrick Colleague at Openjaw TechnologiesGalway, County Galway, Ireland View →
2 education records

Fionn Maccumhaill education

Ba Mod, Mathematics, 2.1

Trinity College, Dublin

To compliment my studies in pure mathematics (Analysis, Alegbra, Prime Number theory, etc.) , I took sophister courses in Software.

Education record

Coláiste Mhuire
FAQ

Frequently asked questions about Fionn Maccumhaill

Quick answers generated from the profile data available on this page.

What company does Fionn Maccumhaill work for?

Fionn Maccumhaill works for OpenJaw Technologies.

What is Fionn Maccumhaill's role at OpenJaw Technologies?

Fionn Maccumhaill is listed as Tech Lead at OpenJaw Technologies at OpenJaw Technologies.

What is Fionn Maccumhaill's email address?

AeroLeads has found 1 work email signal at @openjawtech.com for Fionn Maccumhaill at OpenJaw Technologies.

Where is Fionn Maccumhaill based?

Fionn Maccumhaill is based in Ireland while working with OpenJaw Technologies.

What companies has Fionn Maccumhaill worked for?

Fionn Maccumhaill has worked for Openjaw Technologies, Oracle, Oracle Corporation, Sun Microsystems Inc., and Electric Paper.

Who are Fionn Maccumhaill's colleagues at OpenJaw Technologies?

Fionn Maccumhaill's colleagues at OpenJaw Technologies include 于振永, 赵丽丽, Shengnan Lyu, Cathy W., and Swapnil Waghmare.

How can I contact Fionn Maccumhaill?

You can use AeroLeads to view verified contact signals for Fionn Maccumhaill at OpenJaw Technologies, including work email, phone, and LinkedIn data when available.

What schools did Fionn Maccumhaill attend?

Fionn Maccumhaill holds Ba Mod, Mathematics, 2.1 from Trinity College, Dublin.

What skills is Fionn Maccumhaill known for?

Fionn Maccumhaill is listed with skills including Java, Linux, Software Engineering, Solaris, Java Enterprise Edition, Unix, Xml, and C++.

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