Nikolas Theodorou
AeroLeads people directory · profile

Nikolas Theodorou Email & Phone Number

Co-Founder and CTO @ Appteum at Appteum
Location: Cyprus 13 work roles 3 schools
LinkedIn matched
✓ Verified Jul 2026 3 data sources Profile completeness 86%

Contact Signals

LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Co-Founder and CTO @ Appteum
Location
Cyprus
Company size

Who is Nikolas Theodorou? Overview

A concise factual answer block for searchers comparing this professional profile.

Quick answer

Nikolas Theodorou is listed as Co-Founder and CTO @ Appteum at Appteum, a with 2 employees, based in Cyprus. AeroLeads shows a matched LinkedIn profile for Nikolas Theodorou.

Nikolas Theodorou previously worked as Co-Founder & CTO @ Appteum at Appteum and Senior Tech Lead - Software Architect at Fintech Company. Nikolas Theodorou holds Msc, Computer Systems Engineering from Glasgow University.

Company email context

Email format at Appteum

This section adds company-level context without repeating Nikolas Theodorou's masked contact details.

Appteum

Review company-level records connected to Nikolas Theodorou before choosing the right outreach path.

Profile bio

About Nikolas Theodorou

Programming Languages: Java EE, C#, NodeJS, ES6, PHP, Python, JavaScript, Visual Basic, Scala, GolangMobile Development: react-native, redux, android, ios  DBMS: Microsoft SQL Server, PostgreSQL, MySQL, ORACLE DB, SQLite, RavenDBQueues: RabbitMQ, NserviceBus, Redis, Pub SubUnit Tests: Mockito framework (Java), PowerMock framework (Java), Mocha (JavaScript), Jest (JavaScript)Web Services: WebApi2 MVC, SharePoint Server Object Model, Client Server Object Model, SharePoint  Application Development, NodeJS, GraphQL, Apollo Server.  Web Development: HTML, XML, CSS, BootStrap, Telerik Kendo, JQuery, DJango, Play Framework,React,Angular, WordPress,  Sugar CRM, React, Apollo Client, Apollo Client 2.0, GraphQLWeb Server Administration: Nginx, Cent OS, ExpressVersion control systems: Subversion, Git, TFSOperating Systems: Linux (Ubuntu/Debian, Cent OS), Windows Networking skills: CISCO CCNA Level 1, Network administration, network hardware configuration and  installation, IP PBX VoIP systems, knowledge of TCP/IP stack

Current workplace

Nikolas Theodorou's current company

Company context helps verify the profile and gives searchers a useful next step.

Appteum
Appteum
Co-Founder and CTO @ Appteum
Cyprus
Website
Employees
2
AeroLeads page
13 roles

Nikolas Theodorou work experience

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

Co-Founder And Cto @ Appteum

Cyprus

Co-Founder & Cto @ Appteum

App development is slow and expensive. Appteum is a powerful low code development platform created by developers for developers.

Senior Tech Lead - Software Architect

Fintech Company

Cyprus

AWS, Serverless, nestJS, postgreSQL, MT4,MT5 gateway

Apr 2021 - Aug 2022

Senior Tech Lead Darius Technologies

Senior Tech Lead for Zeply crypto exchange project.

Jan 2021 - Apr 2021

Senior Nodejs Developer

Limassol (Lemesos), Cyprus

Jul 2020 - Jan 2021

Senior Backend Developer

Limassol, Limassol (Lemesos), Cyprus

Duties and Responsibilities: • Design develop maintain, test and document Scala Applications (Scala, Play, Postgres)Projects:1: Extend custom CRM product (Scala, Play, Postgres) with new modules (Ecommerce etc...) 2: Build universal translation service across the companies products(Scala, Play, Postgres)

Aug 2019 - Jul 2020

Senior Software Engineer

Confidential Cyber Security Company

Limassol, Limassol (Lemesos), Cyprus

Duties and Responsibilities:• Design develop maintain, test and document goLang microservices (GRPC, GO, Python, RabbitMQ, Postgres, Mongo, GraphQL, kubernetes, nginx, EFK Stack) • Develop maintain, test and document Angular applications(Angular, rxjs)

Feb 2019 - Aug 2019

Senior Full Stack Developer

Limassol, Cyprus

Duties and Responsibilities:• Design develop maintain, test and document WebApps (React, GraphQL, Docker, Traefik reverse proxy, Jest) • Design, develop, maintain and document Software Applications (C#, RavenDB,NServiceBus, Knockout, microservices) • Design develop, maintain, test and document API Gateways (nodeJS, GraphQL, Redis, Docker, Traefik reverse proxy, Jest)

Apr 2018 - Aug 2019

Full Stack Developer

Limassol, Cyprus

Duties and Responsibilities: • Client advertising campaign data attribution and affiliate integration(nodeJS, RabbitMQ(pub/sub), PostgreSQL, Redis) • Mobile development (nodeJS, react-native, redux, android, ios, Socket.io) • Expansion of custom CRM (nodeJS, RabbitMQ, PostgreSQL,MySql, Redis, React, graphQL) • Data transformation, collection and Data warehouse maintenance (nodeJS, RabbitMQ, PostgreSQL, Redis) • Design, develop, maintain and document Software Applications (nodeJS, React, graphQL, postgreSQL, RabbitMQ, Redis) • Design, develop, maintain and document web applications (​nodeJS, React, graphQL, postgreSQL​) • Design, develop, maintain and document web Services (nodeJS, GraphQL)

Feb 2017 - Apr 2018

Software Developer

Cyprus

Duties and Responsibilities:Design Develop and maintain Software applications (.NET, C#, Visual Basic, SharePoint, JavasScript, MS SQL, SQL Lite) Projects Completed:1) MS SharePoint QDMS Shore Module Enhancements Document Search Enhancements:Description:Enhance the default SharePoint search functionality to prioritize search results based on custom document properties, precedence defined by Management.Develop Google style FTS (AND, OR, NOT, NEAR,"Keyword" operators).Technologies Used:MS C# .NETMS SharePointKQL Query Language Enhancements:Description:Evaluate, enhance and fix bugs of custom QDMS web part performanceTechnologies Used:MS C# .NETMS SharePoint2)Quality Document Management System(QDMS) Vessel Edition SPADescription:Provide a web interface on top of Vessels for browsing and searching Quality assurance documents.The software was required to replicate from the shore Quality Document Management System, the latest versions of revised documents to the vessel Document Management System. Also, The system should replicate only documents to vessels that match the vessels management.Tasks Completed:Designed and implemented the database.Designed and implemented the User Interface and back end logic. Designed and implemented Google style full text search (AND, OR, NOT, NEAR,"Keyword" operators to support power user FTS searches from the UI ). Developed MS Word to PDF conversion mechanism with text, image compression and Font Set exclusion to minimize the replicated documents file size and reduce the satellite connection costs.Technologies Used:MS C# .NET MVCMS SQL Server FTS with IFIlters (MS Office And Adobe PDF)Kendo UI FrameworkJQuery FrameworkPDF.js JavaScript LibraryJavaScript,AJAX,CSS HTML 3) Deloitte Oasys HR AdministrationTasks Completed:Enhanced Oasys HR Administration module to accommodate Change RequestsTechnologies Used:MS VB .NETMS SQL ServerInfragistics Framework (Windows Forms, WPF)

Nov 2014 - Feb 2017

Software Developer Sme

Cyprus

2013 (August - Present), Amdocs – Software Developer SMEDuties and Responsibilities:Develop, maintain and document Software Applications (JAVA, ORACLE DB)

Aug 2013 - Nov 2014

Software Developer

Cyprus

2012 June - 2013 August, PrimeTel Plc – Software DeveloperDuties and Responsibilities:Develop, maintain and document web applications (ASP. Net C#, PHP, JavaScript, MS SQL Server)Maintain and extend the company’s Sugar CRM platform (PHP, JavaScript, MySQL)Develop Scripts for the company’s mobile platform (Amdocs SCE, CCS, Xpath , MS SQL Server)Maintain and extend the company’s intranet website (ASP. Net Visual Basic, C#, JavaScript, MS SQL Server) Maintain legacy systems. (PHP, JavaScript, MySQL)

Jul 2012 - Aug 2013

Web Developer

Csquared

Cyprus

2012 (January - June), C Squared Ltd – Web Developer Duties and Responsibilities: Develop, maintain and document web applications (PHP, JavaScript, MySQL)Administer the company’s web servers and setup web development environments(Apache, MySQL) Gather and analyze client requirements Plan project lifecycles and set deliverable milestones

Jan 2012 - Jun 2012
3 education records

Nikolas Theodorou education

Msc, Computer Systems Engineering

Degree Classification:Pass with Merit. Focus: Computer Security and Cryptography, Computer Networks. Degree Project: Computer controlled.

Bsc, Computer Science

Activities and Societies: Fellwalking SocietyDegree Classification: Achieved 2:1 class degree. Focus: Software Engineering, Database.

Diploma, Computer Studies

Higher Technical Institute Cyprus

Degree Grade: Achieved 65% final GPA. Focus: Algorithms, Web Development. Degree Project: Developed a website for the automation.

FAQ

Frequently asked questions about Nikolas Theodorou

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

What company does Nikolas Theodorou work for?

Nikolas Theodorou works for Appteum.

What is Nikolas Theodorou's role at Appteum?

Nikolas Theodorou is listed as Co-Founder and CTO @ Appteum at Appteum.

Where is Nikolas Theodorou based?

Nikolas Theodorou is based in Cyprus while working with Appteum.

What companies has Nikolas Theodorou worked for?

Nikolas Theodorou has worked for Appteum, Fintech Company, Darius Technology, Impactech, and Confidential Cyber Security Company.

How can I contact Nikolas Theodorou?

You can use AeroLeads to view verified contact signals for Nikolas Theodorou at Appteum, including work email, phone, and LinkedIn data when available.

What schools did Nikolas Theodorou attend?

Nikolas Theodorou holds Msc, Computer Systems Engineering from Glasgow University.

Find 750M verified contacts

Search by job title, company, industry, location, and seniority. Export verified B2B contact data when you need it.

People with similar names

Check these profiles if this is not the Nikolas Theodorou you were looking for.

View similar profiles