Senior Java Developer

Job title:

Senior Java Developer

Company

Hays

Job description

About Us:We are a leading fintech financial comparison portal in Hungary, indexing over 4,000 products from more than 40 banks and financial service providers.
Our platform offers objective comparisons and financial calculators for individuals and businesses on loans, savings, and bank accounts.
Despite economic challenges, we have consistently outperformed the market with a steady 15-20% growth, reaching 68% in 2024.
We pride ourselves on a friendly and familial atmosphere, even while working within the banking sector.
Our IT team consists of 10+4 experts, collaborating closely with over 70 colleagues from various departments such as analysts, marketing experts, sales staff, and advisors.
Effective communication across different fields is essential for this role.The Challenge:Our IT systems are hosted on Amazon Cloud (AWS), using EKS foundations and a microservice architecture.
Technologies include Java 17, 21, Spring Boot 2.x/3.x, Vaadin, MySQL, React, Typescript, MongoDB, and WordPress.
Current projects include market-defining banking integration financial digitization developments, new financial calculators, a new advisory and commission accounting system, and a complex monolith refactoring (OpenAPI, loose coupling, FE-BE separation).
We are also rearchitecting our central database model, developing distributed data processing pipelines (Mapreduce, AWS EMR), and creating a data warehouse. Additionally, we are actively developing a SaaS financial digitization solution.
We are looking for an experienced senior Java Spring Boot software developer to join our team, capable of designing and implementing solutions for complex problems (bank integration, database migration, API refactoring), maintaining developments sustainably, and testing at unit and integration levels.Responsibilities:Develop new calculators and modernize our calculator architecture (Java 17, Spring Boot, Kubernetes, OpenAPI, MySQL, AWS Lambda, SNS, SQS)
Migrate central monolith application to microservice architecture (MySQL, Java 17, Vaadin, REST, JPA, Spring Boot, OpenAPI)
Standardize, unify, and implement central SSO and authentication solutions (2FA) (AWS Cognito, Oauth2)
Continuously and systematically reduce technical debt (SOLID, Clean Code, unit test coverage, testability refactors, converting non-Spring components to Spring components, OpenAPI implementation, Vaadin decoupling)
Participate in agile operations (Sprint planning, Jira management, planning, refinement), code reviews, and mentoring juniors, sharing knowledge (documentation, demos)Apply if you have:At least 8+ years of experience in Java, Spring Boot application development in a team, in an agile environment, developing, maintaining, and migrating live applications
Confidence in MySQL, Java 17/21, and Spring Boot, using OpenAPI/REST, delivering high-quality, testable, and tested code
Experience as a code reviewer, actively mentoring juniors
Advantageous: full-stack mentality, experience in banking or insurance environments, AWS certifications, Kubernetes, SQL database expertiseWhat We Offer:Flexible working hours, hybrid framework (1-2 days in the office)
Modern, dog-friendly office equipped with microkitchens
Support for specialized learning and training, workshop training
Market-based salary + year-end performance-based bonus
Premium health insuranceSelection Process:Phone HR interview (30 minutes)
Online, at-home technical questionnaire (1 hour)
Online/Onsite technical interview (60 minutes)
Offer

Expected salary

Location

Budapest

Job date

Tue, 15 Apr 2025 07:44:58 GMT

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