FullStack Engineer (Python, JavaScript, React)

FullStack Engineer (Python, JavaScript, React)

Location: Kraków (hybrid model - 2 days per week from the office)

Industry: FinTech

Contract type: B2B

About the Role

As a Full Stack Engineer, your responsibilities will include the following:

• Working with and support your pod's Product Owner and Development Lead in designing, developing and delivering software solutions that meet stakeholder requirements.
• Working with Cybersecurity experts in understanding and refining requirements, delivering on features iteratively, whilst also proposing new technologies and solutions to help keep the bank secure.
• Adhering to the team's design and development patterns, and in collaboration with the development lead actively identifing bottlenecks and to improve software development efficiencies.
• Adhering to the team's governance procedures surrounding requirements intake, release and incident management, and actively contributing towards further streamlining processes (through automation).
• Ensuring the operability of existing services, including L2/L3 troubleshooting, bug fixing, and writing automated test cases and any further technical documentation needed to support delivered code.
• Undertaking peer reviews and leading by example for junior developers in the team.

Requirements

• Able to demonstrate extensive Python web development experience, using frameworks such as FastAPI (being the preference), Flask and/or Django.
• Experience developing data pipelines, primarily in Python, using libraries such as Pandas, Numpy, and tools such as Airflow, Luigi, etc.
• A strong understanding of microservice architectures and be knowledgeable on the implementation of concepts such as CQRS, SAGA and event sourcing.
• Experience building and deploying services to containers, using tools such as Docker and Kubernetes.
• Experience building and deploying services through CICD pipelines, with hands-on experience using tools such as Jenkins, Gitlab, etc.
• Strong sysadmin skills in Linux, coupled with a solid understanding of computer systems and networks in general, e.g. TCP/IP, DNS, Firewalls, Subnetting, etc.
• Proficient with Git and a working familiarity of several branching strategies such as GitFlow, Trunk based, etc.
• Good understanding and reasonable experience in frontend development, at a minimum using languages such as HTML, CSS, JavaScript.
• Strong SQL programming skills and be able to construct complex queries.
• Demonstrate a test-driven mindset, backed by experience developing automated tests cases, be it unit, integration, functional and non-functional tests.
• Good knowledge of agile and DevSecOps delivery processes within the context of working in a highly regulated environment and be comfortable using tools such as Jira and Confluence.
• Articulate, with very good verbal and written communication skills. This is essential as you'll be part of a global team consisting of engineers and non-engineers alike.
• Able to demonstrate an ability to work and lead in a fast paced, team focused environment with a proven track record of delivering and completing assigned tasks as an individual, and as a team.
• Demonstrate a willingness to continuously learn and share learnings with others. Our architecture is constantly evolving in line with new technologies being introduced as well as emerging threats.

Nice to Have

• Cybersecurity related experience would be highly advantageous, be it working with automated application security testing tools (e.g. SAST, DAST), performing Penetration Tests, Fuzz testing and/or any threat

  detection and exploitation techniques.

• Strong experience building, deploying and operating infrastructure to a major cloud platform, such as AWS, GCP, Azure and/or Ali, using tools such as Terraform to provision and manage infrastructure as code, operational monitoring tools such as Prometheus, and service mesh tools such as Anthos.
• Strong frontend development experience, preferably in a JavaScript based language/framework such as React. In addition, experience developing and/or integrating with customer analytics products such as

  Matomo, and any further design and/or UX experience would be highly advantageous.

• Strong database administration / architecture experience, working with several relational database systems such as MSSQL, Postgres, as well as non-relational such as Mongo. Coupled to this, you will also have experience managing databases in a loosely coupled environment, with very strong performance and tuning skills.
• Experience working with Message Queue systems, such as Kafka, Rabbit, etc.

What's Offered

• Hybrid work model with flexibility

• Private medical care

• Multisport card

• Flexible working hours

• Opportunity to build a high-impact platform used across a global organization

Why apply for an Antal job offer?

When your application is successful, you will be supported by a dedicated Consultant who will stay in regular contact with you (via email or phone), help you prepare for interviews with your future employer, and ensure a smooth and professional recruitment process.

About Antal

Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, we employ around 150 professionals who deliver a full range of services - from specialist and executive recruitment, employee outsourcing and HR consulting, to employer branding and market research.

Our division-based structure combines deep industry expertise with functional specialisation, enabling us to provide tailored solutions for companies in every sector. We act as a trusted partner for both employers and candidates, sharing our knowledge and guiding them through every stage of the talent journey. We connect exceptional people with the right opportunities and help organisations build successful teams.

Discover our latest job openings: https://en.antal.pl/candidates

Follow us on LinkedIn: https://www.linkedin.com/company/antalpoland