Java Developer

2 Months ago • All levels • Programming

Job Summary

Job Description

The job involves participating in a project to modernize T-Mobile's key systems using modern technologies such as microservices and containers. You will be involved in the design of technologies and the target architecture, driving this transformation. Responsibilities include upgrading applications from Oracle Java to a higher version of OpenJDK, preparing applications for microservices and their operation in a Kubernetes cluster, migrating application servers from JBoss to WildFly, collaborating on the transition from Oracle DB to PostgreSQL, and ensuring security using SAML and OAuth2.
Must have:
  • Excellent knowledge of Java and the Spring framework
  • Experience with Kubernetes (application deployment, migration to containers)
  • Knowledge of JSP, XHTML/JSF, Hibernate
  • Experience with Java version migration (e.g., Java 8 → Java 17/OpenJDK)
  • Experience with application server and database transition
Good to have:
  • Experience with microservices architecture design
  • Knowledge of security protocols (OAuth2, SAML)
  • Independence, a desire to improve things and learn new technologies
Perks:
  • Friendly and professional work environment
  • Support for personal development and certifications
  • Formal and informal events
  • 20 days of vacation + 5 Ness days (increasing with tenure)
  • 3 Sick days
  • Contribution to Multisport card
  • Mobile phone with unlimited tariff and 25 GB of data
  • Partner benefits and discounts
  • Contribution to pension insurance
  • Meal allowance
  • Language learning
  • Hard and Soft skills development

Job Details

Pojď se zúčastnit projektu, který modernizuje jeden z klíčových systémů společnosti T-Mobile z oldschool technologií a monolitické architektury do moderních technologií postavených na mikroslužbách a kontejnerech.
 
Budeš se podílet na návrhu technologií i cílové architektury, budeš drivovat tuto transformaci. Pracovat budeš s týmem lidí od zákazníka i týmem z Nessu, který implementoval původní řešení.
 
Co budeš dělat?
 
  • Upgradovat aplikace z Oracle Java na vyšší verzi OpenJDK.
  • Připravovat aplikace na mikroslužby (microservices) a jejich provoz v Kubernetes clusteru.
  • Migrovat aplikační servery z JBoss na WildFly.
  • Spolupracovat na přechodu z Oracle DB na PostgreSQL.
  • Zajišťovat bezpečnost pomocí SAML, OAuth2.
 
Co od tebe očekáváme?
 
  • Výbornou znalost Java a frameworku Spring.
  • Zkušenosti s Kubernetes (nasazování aplikací, migrace do kontejnerů).
  • Znalost JSP, XHTML/JSF, Hibernate.
  • Praxi s migrací Java verzí (např. Java 8 → Java 17/OpenJDK).
  • Zkušenosti s přechodem aplikačních serverů a databází.
 
Bonusové body za:
 
  • Zkušenost s návrhem microservices architektur.
  • Znalost bezpečnostních protokolů (OAuth2, SAML).
  • Samostatnost, chuť zlepšovat věci a učit se nové technologie.

Co ti v Nessu nabídneme:
 
  • Přátelské a zároveň profesionální pracovní prostředí, protože lidé si u nás pomáhají a důvěřují.
  • Podporu osobního rozvoje (hard-skills, soft-skills, jazykové kurzy) a získávání certifikací.
  • Formální i neformální akce (protože se chceme se svými kolegy i bavit) - setkání kompetencí, sportovní závody, teambuildingy nebo akce pro děti a rodiny zaměstnanců.

Těšit se můžeš i na další benefity:
 
  • 20 dní dovolené + 5 Ness day a čím déle u nás jsi, tím víc jich máš.
  • 3 Sick day.
  • Příspěvek na Multisport kartu.
  • Mobilní telefon s neomezeným tarifem a 25 GB dat i pro soukromé účely.
  • Partnerské benefity – tyto benefity a slevy můžeš čerpat stále a neomezeně (od sportu, přes kulturu, wellness až po slevu na nové auto).
  • Příspěvek na penzijní připojištění.
  • Stravenkový paušál.
  • Jazykovou výuku.
  • Rozvoj Hard a Soft skills.
 
Zaujala tě pozice?

Ozvi se nám a pošli CV nebo odkaz na LinkedIn. Rádi si s tebou popovídáme!
 

Similar Jobs

PwC - IN_Senior Associate _Data  Migration_Enterprise_Apps_SAP_Kolkata

PwC

Kolkata, West Bengal, India (On-Site)
8 Months ago
ARHS - Microsoft Power BI Administrator

ARHS

Luxembourg (On-Site)
4 Days ago
NCR Atleos - SW Engineer II Mobile Apps

NCR Atleos

Hyderabad, Telangana, India (On-Site)
2 Weeks ago
PwC - Senior Software Developer (.NET)

PwC

Qormi, Malta (On-Site)
8 Months ago
Pokemon - Sr. Supply Chain Systems Analyst

Pokemon

Bellevue, Washington, United States (Hybrid)
1 Month ago

Get notifed when new similar jobs are uploaded

Similar Skill Jobs

Synechron - Senior .NET Developer (Azure & SQL/NoSQL Database Expertise)

Synechron

Pune, Maharashtra, India (On-Site)
1 Day ago
Power Integrations - Developer, Oracle EBS

Power Integrations

Pasig, Metro Manila, Philippines (On-Site)
8 Months ago
luxsoft - Senior Python Developer

luxsoft

Wrocław, Lower Silesian Voivodeship, Poland (On-Site)
2 Weeks ago
Infosys - Lead Java Full Stack Developer

Infosys

Jersey City, New Jersey, United States (On-Site)
1 Week ago
PwC - Manager Digital Transformation - Oracle Technology

PwC

Amsterdam, North Holland, Netherlands (Hybrid)
8 Months ago
Ion - Technical Consultant - Endur

Ion

Uniondale, New York, United States (On-Site)
8 Months ago
version 1 - Commercial Director - Strategic Alliances

version 1

New York, United States (On-Site)
3 Days ago
Qualcomm - GAOC Accountant, Senior

Qualcomm

Hyderabad, Telangana, India (On-Site)
2 Weeks ago
Aera Technology - Senior Platform Administration Engineer

Aera Technology

Bucharest, Bucharest, Romania (Hybrid)
7 Months ago
Veeam Software - Virtualization Backup Engineer (German Speaker)

Veeam Software

Poland (Remote)
1 Month ago

Get notifed when new similar jobs are uploaded

Jobs in Prague, Czechia

Wrike - Renewal Manager

Wrike

Prague, Prague, Czechia (Hybrid)
1 Month ago
Valeo - Prototype Engineer - Logistics

Valeo

Prague, Prague, Czechia (On-Site)
1 Month ago
Wrike - Office Coordinator

Wrike

Prague, Czechia (Hybrid)
1 Month ago
Veeam Software - Cloud Platform Engineer

Veeam Software

Prague, Czechia (On-Site)
1 Month ago
Pivotroots - Production & New Business Director

Pivotroots

Prague, Prague, Czechia (On-Site)
1 Month ago
WebTech Corporation - Metal Welder

WebTech Corporation

Pilsen, Plzeň Region, Czechia (On-Site)
3 Weeks ago
Make - Software Engineer - Native Apps (Typescript)

Make

Prague, Prague, Czechia (On-Site)
1 Month ago
mad finger games - Render Programmer

mad finger games

Brno, South Moravian Region, Czechia (On-Site)
2 Weeks ago
Wrike - Marketing Operations Program Coordinator

Wrike

Prague, Prague, Czechia (Hybrid)
1 Month ago
bohemia interactive - Project Lead

bohemia interactive

Prague, Prague, Czechia (On-Site)
7 Months ago

Get notifed when new similar jobs are uploaded

Programming Jobs

Looks like we're out of matches

Set up an alert and we'll send you similar jobs the moment they appear!

About The Company

Established in 2002, Gaijin Entertainment is an award-winning independent video game developer based in the EU. Our main HQ and development center is located in Budapest, Hungary. Gaijin Entertainment considers candidates from all over the world, regardless of citizenship or place of residence. We offer relocation opportunities to one of the countries where our offices are located. Work is possible either from one of our offices or in a remote format.
View All Jobs

Get notified when new jobs are added by Gaijin Entertainment

Level Up Your Career in Game Development!

Transform Your Passion into Profession with Our Comprehensive Courses for Aspiring Game Developers.

Job Common Plug