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Backend Engineer

Backend Engineer

Technical Team Lead

CHILI publish

Krakowlead

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Role description

Join Our Team as a Technical Team Lead!

Are you passionate about leading a small team of talented software engineers and driving excellence in software development? We’re looking for a dynamic Technical Team Lead to join our Delivery team. With our unique product making waves in the market and a vibrant scale-up spirit, this is the perfect opportunity to be part of something special.

What You Will Do:

As a Technical Team Lead, you will play a vital role in guiding and supporting your team to achieve great things. You will:

  • Oversee and mentor a small team of C# developers, ensuring their professional growth and the quality of their work.
  • Lead the design and architecture of software solutions and guide the team in best practices.
  • Champion the effective use of AI tools across the team to boost delivery speed and quality.
  • Participate in planning and ensure a timely delivery of commitments.
  • Address and resolve technical issues and challenges during development.
  • Facilitate effective collaboration within the team and with other stakeholders.
  • Maintain comprehensive documentation of the architecture and processes.
  • Contribute to resource allocation decisions from the team’s perspective.
  • Foster a positive team dynamic.

Technical Skills You Bring:

  • Proficiency in C#: Extensive experience with C# programming language and the .NET framework.
  • Full stack exposure to other technologies like React, Flutter, Python are a major plus.
  • Cloud Environment: Familiarity with cloud platforms like Azure or AWS.
  • Software Architecture and Design: Ability to design secure, scalable and maintainable software architectures.
  • Database Management: Experience with relational databases (e.g., PostgreSQL) and knowledge of ORMs (e.g., Entity Framework).
  • Web Development: Proficiency in ASP.NET Core and related web technologies.
  • API Development: Experience with RESTful API design and implementation; gRPC is a plus.
  • Identity and Access Management: Experience with authentication and authorization patterns (e.g., OAuth 2.0, OpenID Connect, SSO) and managing identity across multi-tenant systems.
  • Application Migration & Integration: Experience migrating and modernizing applications, decommissioning legacy components, and integrating disparate systems.
  • CI/CD: Experience with Continuous Integration/Continuous Deployment tools (e.g., GitHub actions).
  • Debugging and Performance Tuning: Strong skills in debugging, profiling, and performance optimization.
  • Security Best Practices: Knowledge of secure coding principles and best practices
  • DevOps Practices: Understanding of DevOps principles and efficient collaboration between development and operations teams (e.g., K8S, Terraform, IaC).
  • Agile Techniques: Familiarity with Agile methodologies such as Automated Testing, User Stories, TDD, Continuous Delivery, and Pairing.

Your Qualifications:

Minimum 3 years in a technical leadership role, preferably with people management (e.g., Team Lead, Technical Lead, or similar role).

Hands-on expertise with cloud platforms and proven ability to work with remote teams.

Working proficiency in English.

Here’s why you’ll love working with us:

  • Ownership from day one – you'll grow with us in a dynamic scale-up, taking charge of exciting projects with a talented, ambitious crew, and the autonomy to see your work through from concept to completion.
  • The flexibility to lead your team from wherever works for you. Join us at the Aalst HQ, or work from your favorite coffee bar in Madrid, Berlin, or Lisbon. Whatever European time zone works for you, works for us.
  • A competitive salary package, tuned to your personal situation.
  • Team Spirit, genuinely built in – a supportive, collaborative crew that celebrates together, learns together, and has each other's backs, wherever we’re all working from.

Ready to take ownership of your next challenge and grow with a team that's got your back? Apply now – we'd love to hear from you.

This is a saved copy of a posting published elsewhere. Postings get taken down without notice — check the employer's site before applying. mentors.coach is not the hiring party.

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Backend Engineer

Senior IT Analyst (B2B)

ALGOTEQUE Innovation Hub

Krakow

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Role description

ALGOTEQUE to firma doradcza IT, która wspiera startupy, średnie i duże przedsiębiorstwa w tworzeniu i wdrażaniu innowacyjnych technologii. Nasz zespół ma udokumentowane sukcesy w projektowaniu, rozwijaniu, wdrażaniu i integracji rozwiązań programistycznych (AI, ML, BI, Web, Automatyzacja) dla branż takich jak telekomunikacja, energetyka, bankowość, ubezpieczenia, farmacja, motoryzacja, przemysł oraz e-commerce. Świadczymy nasze usługi zarówno w modelu fixed-price, jak i time-and-materials, pomagając naszym klientom w osiąganiu ich celów biznesowych i strategii IT.

Job Description

  • Zbieranie i analiza wymagań biznesowych oraz systemowych.
  • Dekompozycja, priorytetyzacja i specyfikacja wymagań funkcjonalnych oraz niefunkcjonalnych.
  • Analiza i opiniowanie proponowanych rozwiązań systemowych.
  • Przygotowywanie dokumentacji, historyjek, modeli procesów, danych i integracji.
  • Udział w projektowaniu architektury systemów oraz modelowaniu danych i procesów.
  • Analiza i projektowanie integracji między systemami.
  • Współpraca z biznesem, deweloperami, testerami, architektami i dostawcami.
  • Przygotowywanie i weryfikacja scenariuszy testowych oraz wsparcie wdrożeń.
  • Prowadzenie spotkań z interesariuszami i wspieranie realizacji inicjatyw w środowisku Agile.
  • Wspieranie przygotowania monitoringu, metryk i raportów na podstawie wiedzy systemowej i biznesowej.
  • Praca zarówno z systemami legacy, jak i nowoczesnymi rozwiązaniami IT.

Profile / Requirements

  • Wykształcenie wyższe techniczne lub pokrewne.
  • Minimum 5 lat doświadczenia w analizie systemowej, biznesowej lub procesowej.
  • Minimum 2 lata doświadczenia w sektorze bankowym oraz 4 lata doświadczenia w IT.
  • Praktyczna znajomość analizy, dokumentowania i dekompozycji wymagań.
  • Znajomość UML, BPMN lub diagramów sekwencji.
  • Znajomość relacyjnych baz danych i SQL.
  • Praktyczna znajomość REST, SOAP i API oraz metod integracji systemów.
  • Znajomość JIRA i Confluence.
  • Praktyczna znajomość metodyk Agile.
  • Umiejętność pozyskiwania i analizy danych oraz informacji od różnych interesariuszy.
  • Umiejętność pracy z systemami legacy i nowoczesnymi rozwiązaniami.
  • Analityczne myślenie, samodzielność i umiejętność rozwiązywania problemów.
  • Bardzo dobre umiejętności komunikacyjne i współpracy z różnymi interesariuszami.
  • Dobra znajomość języka angielskiego na poziomie zaawansowanym.

Mile widziane

  • Doświadczenie w obszarze backoffice, bankomatów, płatności, rozliczeń lub clearingu.
  • Znajomość zagadnień regulacyjnych.
  • Znajomość MQ/SOA lub Kafka i komunikacji event-driven.

Dodatkowe informacje

  • Forma współpracy: B2B.
  • Model współpracy: 100% zdalnie, z możliwością sporadycznego udziału w spotkaniach projektowych w wybranej lokalizacji (Kraków / Katowice / Warszawa).

AO4387

This is a saved copy of a posting published elsewhere. Postings get taken down without notice — check the employer's site before applying. mentors.coach is not the hiring party.

Backend Engineer

Administratorka/Administrator aplikacji rozliczeń i rachunkowości

PKO Bank Polski

Warsaw

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Role description

Na Co Dzień w Naszym Zespole

  • eksploatujesz i administrujesz bankowe aplikacje informatyczne w szczególności z obszaru rozliczeń transakcji skarbowych,
  • monitorujesz, analizujesz i nadzorujesz dostępność i pojemność eksploatowanych aplikacji,
  • realizujesz usługi informatyczne dla jednostek biznesowych banku w zakresie eksploatowanych aplikacji,
  • rozwiązujesz incydenty/problemy zgłaszanych przez jednostki banku z zakresu działania administrowanych aplikacji,
  • prowadzisz dokumentację oraz współpracujesz z dostawcami oprogramowania w zakresie obsługi błędów i problemów eksploatacyjnych,
  • bierzesz udział w pracach zespołów projektowych wdrażających usługi IT,
  • współpracujesz z administratorami zasobów informatycznych w zakresie eksploatowanych aplikacji,
  • bierzesz udział w testowaniu i wdrażaniu poprawek serwisowych i nowych wersji aplikacji.

To Stanowisko Może Być Twoje, Jeśli

  • posiadasz doświadczenie w administracji aplikacjami bankowymi, w rozwiązywaniu problemów i incydentów we współpracy z odbiorcami wewnętrznymi oraz dostawcami wewnętrznymi i zewnętrznymi,
  • masz wiedzę w zakresie eksploatacji i obsługi systemów operacyjnych Linux, MsWindows oraz baz danych MsSQL i Oracle, serwerów aplikacji Tomcat, JBOSS, WebLogic,
  • posiadasz praktyczną znajomość języka zapytań SQL,
  • masz doświadczenie w administracji aplikacjami eCrossBony, Calypso,
  • znasz język angielski na poziomie podstawowym w mowie i piśmie,
  • posiadasz umiejętność pracy w zespole, kreatywność, samodzielność, odpowiedzialność,
  • znasz aplikacje bankowe z obszaru rozliczeń transakcji skarbowych,
  • posiadasz wykształcenie wyższe o profilu informatycznym.

This is a saved copy of a posting published elsewhere. Postings get taken down without notice — check the employer's site before applying. mentors.coach is not the hiring party.

Backend Engineer

Senior IT Analyst (API Domain)

Jit Team

Warsaw

Apply on the employer's site

Role description

Salary:
1000-1140 PLN/day on B2B

Work model:
hybrid from Warsaw (2/3 days per week from the office)

Why choose this offer?

  • You can expect a
    flexible work organization
  • The
    international work environment
    will give you the opportunity to interact with the English language on a daily basis
  • Scandinavian organizational culture
    will provide you with work-life balance, you will gain time for additional training (financed by Jit)
  • The
    Jit community
    will bring you a nice time during regular integration meetings

Project

You will be involved in a financial project focused on
business and data analysis
within the
STO Domain API
.

The role centers on
translating business requirements into clear technical designs
, defining data structures and mappings, and
supporting API contract definitions
. You will collaborate with business stakeholders, consumer teams, and source-system teams to
ensure alignment of requirements
,
data models
, and
system dependencies
. The project also involves establishing business rules,
defining canonical data models
, and supporting
planning activities across delivery teams
.

Responsibilities you'll have

  • Analyse and align business requirements, data models, system flows, and dependencies
    , and translate them into clear technical designs and implementable delivery tasks
  • Design and document services (contracts)
    in and around the
    STO Domain API
    , including rules for transformation logic
  • Support
    contract-first API definition
    with producers, primarily the
    safekeeping system
  • Define
    data mapping
    and the
    canonical data model
  • Raise and coordinate requirements during
    quarterly/PI planning
  • Establish
    business rules
    and valid
    request and response examples

Expected competences and knowledge

  • 5+ years of experience
    in business analysis, data analysis, or related roles
  • Strong data analysis and mapping capabilities
  • Ability to
    translate business rules
    into concrete examples and acceptance criteria
  • Ability to work across
    business, consumer, and source-system teams
  • Understanding of
    custody positions, subpositions, reservations, and corporate actions
  • Knowledge of data description using
    XML, XSLT, JSON, and AVRO

Technologies
you'll work with

  • STO Domain API
  • XML
  • XSLT
  • AVRO
  • JSON

Client
– why choose this particular client from the Jit portfolio?

Jit Team has had an
over-decade-long relationship
with the leading financial group in the Nordic countries, and we are privileged to be our client's premier partner in Poland. At present,
over 200 Jit personnel
are engaged in the completion of
more than 60 projects
for this Norwegian major provider of financial services with a global presence and a strong focus on modern technology. Our customer's work atmosphere is epitomized by the
Scandinavian culture
, which is conducive to people who place emphasis on
work-life balance and feedback culture
. Furthermore, all projects are executed in international teams, giving constant exposure to the English language.

This is a saved copy of a posting published elsewhere. Postings get taken down without notice — check the employer's site before applying. mentors.coach is not the hiring party.

Backend Engineer

IIoT Technical Lead and Developer (Ignition Focus) IRC292576

GlobalLogic

Krakow

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Role description

Description
The client is expanding the Industrial IoT (IIoT) Solution Delivery team with an
Ignition-focused Technical Architect
who

will
design
and
implement
scalable solutions using
Inductive Automation’s Ignition platform
. Able to understand

and migrate one SCADA solution to Ignition. You will complement our ThingWorx + Kepware practice, enabling client to

deliver, integrate, or evaluate Ignition-based solutions across global manufacturing plants while ensuring robust OT/IT

integration and secure cloud connectivity.

Requirements
Ignition Expertise

  • 4–8+ years implementing solutions with Ignition 8.x.
  • Strong hands-on expertise with Gateway architecture, Perspective/Vision, Tag Historian, Alarm

ing, Reporting, SSO, and Gateway Network (multi-site).

  • Proficient in Python/Jython for scripting and automation.
  • Installation of different architecture of SCADA solution (Eg: Monolithic, Enterprise and Hub and

Spoke etc)

Industrial Connectivity & OT

  • Deep knowledge of OPC UA, MQTT (Sparkplug B), Modbus, Ethernet/IP.
  • Practical experience integrating Kepware and connecting to multiple PLC families.
  • Understanding of SCADA/MES concepts, data lifecycles, and shop-floor realities.

Cloud & Enterprise Integration

  • Experience integrating with Azure (e.g., IoT Hub, Event Hubs, Functions, Storage) or similar cloud

platforms.

  • Familiarity with data pipelines and historian/BI integrations.

Security & Compliance

  • Working knowledge of ISA-95 and IEC 62443 principles, certificate management, network segmen

tation, and secure tunneling.

Soft Skills

  • Clear communicator who can align engineers, managers, and non-technical stakeholders.
  • Strong documentation habits; able to create standards and mentor others.
  • Comfortable working in global, multi-cultural environments.

Must Have:

  • Certifications: Ignition Core (minimum) or Gold (ideal);

Nice To Have (Preferred)

  • Azure Architect/IoT; ISA/IEC 62443 training; TOGAF.
  • Experience of migrating Legacy Scada solution to Ignition Solution
  • Experience with ThingWorx (Mashups, Data Models, Edge/SDK) for hybrid estates.
  • Experience with MES concepts (e.g., work orders, genealogy, OEE) and integration patterns.
  • Familiarity with data governance, semantic modeling, and contextualization for analytics.
  • Experience with CI/CD for SCADA/IIoT assets (git, testing frameworks, packaging).

Education:
Bachelor’s degree in Electrical/Electronics/Automation Engineering, Computer Science, Industrial IT, or equivalent experience. Master’s degree is a plus.

Job responsibilities

Architecture & Design

  • Design Ignition architectures (Gateway redundancy, distributed/multi-site, edge deployments).
  • Defining tag models, historian strategy, alarming, reporting, and data flows.
  • Develop integration patterns with Kepware, OPC UA, MQTT (Sparkplug B), databases (SQL Server, Postgres, MySQL), and Azure services.
  • Define hybrid patterns and coexistence strategies with ThingWorx where applicable.

Data Model and Migration

  • Understand Ignition Data model and able to interpret Legacy (Asdaex) SCADA solution and migrate into Ignition.

Implementation Leadership

  • Guide teams on Perspective/Vision, Tag Historian, Alarm Pipelines, SSO/Identity, and scripting (Python/Jython).
  • Establish reusable templates, components, and standards for multi-plant rollouts.

OT/IT Convergence

  • Collaborate with automation engineers integrating PLCs/DCS (Siemens, Rockwell, Mitsubishi, Beckhoff, etc.).
  • Partner with enterprise IT, cybersecurity, and network teams to ensure secure and reliable connectivity to the cloud.

Governance & Standards

  • Author and maintain reference architectures, naming conventions, development guidelines, and security baselines.
  • Contribute to estimation, SoW inputs, and solution guardrails for partners and vendors.

What we offer

Empowering Projects:
With 500+ clients spanning diverse industries and domains, we provide an exciting opportunity to contribute to groundbreaking projects that leverage cutting-edge technologies. As a team, we engineer digital products that positively impact people’s lives.

Empowering Growth:
We foster a culture of continuous learning and professional development. Our dedication is to provide timely and comprehensive assistance for every consultant through our dedicated Learning & Development team, ensuring their continuous growth and success.

DE&I Matters:
At GlobalLogic, we deeply value and embrace
diversity
. We are dedicated to providing
equal
opportunities for all individuals, fostering an
inclusive
and empowering work environment.

Career Development:
Our corporate culture places a strong emphasis on career development, offering abundant opportunities for growth. Regular interactions with our teams ensure their engagement, motivation, and recognition. We empower our team members to pursue their career goals with confidence and enthusiasm.

Comprehensive Benefits:
In addition to equitable compensation, we provide a comprehensive benefits package that prioritizes the overall well-being of our consultants. We genuinely care about their health and strive to create a positive work environment.

Flexible Opportunities:
At GlobalLogic, we prioritize work-life balance by offering flexible opportunities tailored to your lifestyle. Explore relocation and rotation options for diverse cultural and professional experiences in different countries with our company.

About GlobalLogic
GlobalLogic, a Hitachi Group Company, is a trusted digital engineering partner to the world’s largest and most forward-thinking companies. Since 2000, we’ve been at the forefront of the digital revolution – helping create some of the most innovative and widely used digital products and experiences. Today we continue to collaborate with clients in transforming businesses and redefining industries through intelligent products, platforms, and services.

This is a saved copy of a posting published elsewhere. Postings get taken down without notice — check the employer's site before applying. mentors.coach is not the hiring party.

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Technical Team LeadCHILI publish · Poland

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