Principal Full stack developer - Java

Technopride Ltd; Wysokie Mazowieckie; On-site; PLN 210,792 - 295,109; Full time

Job summary

A technology solutions provider based in Wysokie Mazowieckie, Poland is looking for a skilled Software Engineer specializing in Cloud and Backend development. The successful candidate will design and develop scalable backend systems, manage databases and cloud-native applications using Google Cloud Platform. Ideal applicants will have experience in Java, Go, or Python and strong SQL skills. This role emphasizes performance optimization and compliance with data security standards, placing candidates in a dynamic and collaborative environment.

Qualifications

• Proven experience in backend development with a focus on cloud technologies.
• Solid foundation in designing, developing, and optimizing database systems.
• Strong understanding of SQL programming and database administration.

Responsibilities

• Design, develop, and integrate backend services and microservices.
• Build cloud-native applications using GCP services.
• Ensure backend systems meet performance and scalability requirements.

Skills

Java

Go

Python

Microservices

GCP SDKs

Tools

MySQL

PostgreSQL

Oracle

SQL Server

Job description

Wysokie Mazowieckie, Poland | Posted on 27/11/2025

We provide end-to-end IT solutions and services including Applications services, Data & Analytics services, AI/ML Technologies and Professional services in the UK and EU market.

Job Description

Skills Required: Java, Go, Python, Microservices, GCP SDKs

Role Overview

We are seeking a skilled Software Engineer (Cloud/Backend) with strong experience in backend development, cloud technologies, and database engineering. The ideal candidate will have a solid foundation in designing and developing scalable backend systems, optimizing database structures, and implementing best practices in SQL programming.

• Design, develop, test, and integrate backend services and microservices using Java, Go, or Python.
• Build and maintain cloud-native applications leveraging Google Cloud Platform (GCP) services and SDKs.
• Ensure backend systems meet performance, security, and scalability requirements.
• Develop and maintain new and existing databases, ensuring efficiency, reliability, and high-quality data processing.
• Support development teams with complex query optimization, schema refinement, and database troubleshooting.
• Apply best practices in SQL programming, modular design, and performance tuning.

Database Design & Modeling

• Analyze application requirements to design optimal database structures.
• Create tables, define relationships, optimize schemas, and ensure data integrity and consistency.
• Develop logical and physical data models aligned with system needs.

Database Development & Implementation

• Implement database schemas using DBMS technologies such as MySQL, PostgreSQL, Oracle, or SQL Server.
• Write SQL code to create tables, views, stored procedures, functions, triggers, and other database components.
• Build reusable scripts and database automation components.

Data Migration & Import/Export

• Plan and execute data migration from legacy systems or external sources.
• Manage data import/export processes and ensure accuracy and completeness.

Database Administration & Maintenance

• Perform database administration tasks including user management, backup configuration, indexing, and performance monitoring.
• Implement tuning strategies, security controls, and disaster recovery procedures.
• Continuously monitor and optimize database performance.

Data Security & Compliance

• Implement appropriate data protection measures, encryption standards, and access control mechanisms.
• Ensure compliance with relevant data governance and privacy regulations.
• Work closely with software engineers, designers, architects, and product teams to understand data requirements.
• Communicate database-related technical details clearly and effectively to cross-functional teams.
• Participate in design discussions and contribute to architectural decisions.

Preferred Qualifications

• Experience with microservices architecture and distributed systems.
• Strong understanding of cloud principles and hands-on experience with GCP services.
• Proficiency in SQL, database performance optimization, and code reviews.
• Familiarity with version control systems, CI/CD pipelines, and DevOps practices.
• Strong problem-solving skills and ability to work in collaborative, agile environments.