Software Engineer

Jobtailor; Poland; On-site; PLN 150,000 - 220,000; Full time

Job summary

Jobtailor is seeking an experienced software engineer to design, build and maintain robust solutions. You will work with C#, SQL, and modern containerized deployments using Docker and Kubernetes, while also supporting legacy Windows technologies.

The role emphasizes problem solving, strong English communication, and collaboration across engineering and support teams, with exposure to AWS cloud services and data integration tasks.

Qualifications

• Bachelor’s or Master’s degree in computer science or information systems.
• 5+ years of software development experience.
• Strong C# skills with VB.NET/VB6 advantage.
• Solid SQL and relational database knowledge with procedures and replication.

Responsibilities

• Develop, maintain, and troubleshoot software solutions using C# with related VB experience.
• Design, optimize, and troubleshoot transactional databases and SQL objects.
• Maintain legacy Windows technologies and support deployments.
• Provide advanced technical support and root cause analysis for customers and teams.
• Develop containerized apps with Docker and Kubernetes; support AWS cloud deployments.

Skills

Advanced C# skills

SQL

VB.NET

VB6

Docker

Kubernetes

ODBC

COM+

MSMQ

TCP/IP

Education

Bachelor’s Degree in Computer Science

Master’s Degree in Information Systems

Tools

Docker

Kubernetes

Windows Services

COM+

MSMQ

ODBC

Windows Registry

Job description

• Develop, maintain, and troubleshoot software solutions using C# ; experience with VB.NET and/or VB6 is an advantage
• Design, develop, optimize, and troubleshoot transactional database solutions using SQL, including stored procedures, functions, triggers, replication, and data integration; experience with SQL anywhere is an advantage.
• Build, maintain, and support applications leveraging legacy Windows technologies such as ODBC, Windows Services, COM+, MSMQ, and the Windows Registry.
• Provide advanced technical support to customers, Customer Success, and Technical Support teams by troubleshooting complex application, database, integration, and infrastructure issues, performing root cause analysis, and implementing effective resolutions.
• Develop and maintain containerized applications and deployment pipelines using Docker and Kubernetes.
• Contribute to the deployment, monitoring, and operation of cloud-based solutions hosted on AWS.
• Participate in software architecture, code reviews, and technical design discussions, promoting engineering best practices and continuous improvement.
• Support the modernization of legacy applications and migration of existing functionality to scalable cloud-native architectures.
• Facilitate knowledge transfer activities and create technical documentation to improve product supportability and operational efficiency.

Requirements

• Bachelor’s or Master’s degree in Computer Science, Information Systems, or equivalent experience.
• At least 5 years of experience in software development projects
• Advanced level of C# skills
• VB.NET and/or VB6 development experience would be an advantage
• Strong SQL and relational database knowledge; experience with triggers, stored procedures, functions, and replication
• Experience with SQL Anywhere is a plus
• Working knowledge of legacy Windows technologies, including ODBC, Windows Services, COM+, MSMQ, and Windows Registry.
• Experience with Docker, Kubernetes, and AWS cloud services.
• Eager to learn new technologies and programming languages
• Familiarity with TCP/IP and mesh network
• Familiarity with TCP/IP and mesh networking would be a valuable asset
• Knowledge of condition monitoring technologies and practices would be considered a strong asset.
• Excellent analytical skills
• Positive teammate attitude with excellent English (verbal and written) communication skills.
• Focused on problem solving
• High degree of self-motivation to learn new methodologies that will enhance job performance as a test engineer.

Core Competencies

Demonstrates advanced proficiency in C# and SQL, with a strong focus on developing and maintaining software solutions, including containerized applications using Docker and Kubernetes. Possesses expertise in legacy Windows technologies and cloud-based solutions on AWS, complemented by excellent problem-solving and communication skills.

Highest-signal resume keywords

• Advanced C# Skills
• SQL Database Development
• Docker and Kubernetes Experience
• AWS Cloud Services
• Legacy Windows Technologies

ATS Optimization Keywords

Hard Skills

• C#
• SQL
• VB.NET
• VB6
• Docker
• Kubernetes
• ODBC
• COM+
• MSMQ
• TCP/IP

Soft Skills

• Analytical Skills
• Problem Solving
• Positive Teammate Attitude
• Communication Skills

Certifications & Qualifications

• Bachelor’s Degree in Computer Science
• Master’s Degree in Information Systems

Industry Keywords

• Software Development
• Database Solutions
• Technical Support
• Root Cause Analysis
• Knowledge Transfer

Tools & Technologies

• SQL Anywhere
• Windows Services
• Windows Registry
• Cloud Solutions