C++ Developer
// opis stanowiska
Czym będziesz się zajmować?
Project
Join an engineering team developing a modern flight planning platform used by more than 30 airlines worldwide, including some of the industry's largest carriers. The solution combines real-time weather, airspace restrictions, airport data, and route optimization to help airlines improve operational efficiency, reduce fuel consumption, and optimize flight performance.
You'll work on enterprise software delivered both as an on-premise solution and as a SaaS platform, collaborating with experienced engineers in an Agile environment.
You will- Design, develop, and maintain enterprise applications in C++
- Build new features and enhance existing functionality
- Maintain and modernize legacy code while improving software quality
- Develop automated tests and participate in code reviews
- Debug complex issues and optimize application performance
- Collaborate with cross-functional Scrum teams throughout the software development lifecycle
- Prepare technical documentation and present completed features to internal stakeholders
- Promote engineering best practices and continuous improvement
Kogo poszukujemy?
Must have
- 5+ years of commercial experience with C++
- Strong understanding of object-oriented programming, SOLID principles, and software design patterns
- Experience developing applications for Windows and Linux
- Experience maintaining and improving legacy systems
- Good knowledge of SQL, Git, and Linux/Unix fundamentals
- Experience with Docker
- Understanding of Agile methodologies (Scrum/Kanban)
- Strong analytical and problem-solving skills
- Good in English and Polish
- Experience with messaging platforms such as Kafka, ActiveMQ, or IBM WebSphere MQ
- Knowledge of Java or C#
- Experience with Kubernetes and microservices architecture
- Familiarity with REST or gRPC APIs
- Experience with observability tools (monitoring, logging, tracing)
- Knowledge of PowerShell or other scripting languages
- Experience using JIRA
- Experience with AI-assisted development tools (e.g. GitHub Copilot, Claude Code)
Czego wymagamy?
5 lat doświadczenia na podobnym stanowisku
Znajomości:
- C++
- SOLID
- Windows
- Linux
- SQL
- Git
- Docker
- Polski
- Angielski
Jakie warunki i benefity otrzymasz?
- 18.5k–22.7k PLN netto/m (B2B)
- 13.2k–16.2k PLN brutto/m (Umowa o pracę)
- B2B - Elastyczne godziny pracy (100%)
- Praca zdalna: Możliwa w całości
- Szkolenia wewnętrzne
- Pakiet medyczny, Ubezpieczenie, Pakiet sportowy
- Kawa / Herbata
- Parking rowerowy
Kim jesteśmy?
Od 20 lat wspieramy liderów IT, dostarczając technologie, ekspertów i pełne wsparcie operacyjne - w tym legalizację pobytu i pracy międzynarodowych specjalistów IT Do naszych projektów poszukujemy specjalistów Java, JavaScript, C embedded, C++, PHP, specjalistów od mobile, testerów oprogramowania, administratorów sieci i systemów i wielu innych.
// kliknij aby załadować link do formularza rekrutacyjnego
// zostaniesz przekierowany do: SOLID.Jobs
Wysyłając aplikację dołącz klauzulę: „Wyrażam zgodę na przetwarzanie moich danych osobowych dla potrzeb niezbędnych do realizacji procesu rekrutacji zgodnie z art. 6 ust. 1 lit. a RODO."
ProjectJoin the team developing Flight Plan Manager, an advanced flight planning solution used by over 30 customers, including major international airlines.
The product optimises flight routes, altitude, speed, and timing while considering fuel costs, CO₂ emissions, weather conditions, airspace restrictions, and delays. It is available as both an on-premises solution and a SaaS platform.
You will
Design, develop, and estimate new product features within a Scrum team
Develop automated tests and apply Test-Driven Development (TDD) practices
Maintain and refactor complex codebases, including legacy systems
Apply SOLID principles and software engineering best practices
Debug applications, analyse performance, and resolve functional and non-functional issues
Participate in code reviews and technical documentation
Collaborate with distributed engineering teams and demonstrate solutions to internal and external customers
Kogo poszukujemy?
Must have
5+ years of professional Java development experience
Strong knowledge of Spring and Hibernate
Understanding of microservices architecture and design patterns
Experience with API design and SQL databases
Knowledge of algorithms, SOLID principles, and software design practices
Experience with Git and Docker
Understanding of the software development lifecycle and Scrum or Kanban methodologies
Strong analytical and problem-solving skills
Fluent in English and PolishNice to have
Experience with Kafka, ActiveMQ, or IBM WebSphere MQ
Frontend development knowledge, particularly React and TypeScript
PowerShell or other scripting languages
Experience with Jira or similar tracking tools
Familiarity with observability tools and practices, including monitoring, logging, and tracing
Experience with AWS and Kubernetes
Experience with LLM-assisted coding tools, including agent and instruction files
Czego wymagamy?
5 lat doświadczenia na podobnym stanowisku
Znajomości:
Java
Spring
Hibernate
SQL
SOLID
Git
Docker…
Do jednego z projektów naszego klienta pilnie potrzebujemy zaangażować doświadczonego ANDROID DEVELOPERA z solidnym expem AOSP
Ogólnie o projekcie
Wdrożenie i rozwój platformy
Projekt realizowany dla międzynarodowej firmy o stabilnej pozycji
Bezpośrednia współpraca z zespołem klienta, nie jest to samodzielna odpowiedzialność za projekt
Projekt szacowany na długoterminową współpracę min. 12 miesięcy
Zaangażowanie fulltime.
Projekt realizowany 100% zdalnie.
Kogo poszukujemy?
Ogólne wymagania
+/- 6 lat doświadczenie jako Android Developer
Bardzo solidne doświadczenie z AOSP
Doskonałą znajomość programowania w C/C++
Bardzo solidne doświadczenie z Android Framework
Doświadczenie z HAL, BSP, jądrem, sterownikami i/lub uruchamianiem nowych urządzeń (device bring-up)
Wysokie umiejętności debugowania na poziomie systemu, dostrajania wydajności i optymalizacji
Wymagana znajomość języka polskiego - C2, natywny
Wymagana znajomość angielskiego na poziomie B2/C1 - wysoka sprawność werbalna
Lokalizacja - teren UE
Możliwość wizyt u klienta - raz / dwa razy w roku
Czego wymagamy?
6 lat doświadczenia na podobnym stanowisku
Znajomości:
Android
Android AOSP
C / C++
HAL / BSP
Java / KotlinJęzyki:
Polski
Angielski
Jakie warunki i benefity otrzymasz?
26.9k–30.2k PLN netto/m (B2B)
B2B - Elastyczne godziny pracy (100%)
Praca zdalna: W całości
Kim jesteśmy?
Jestem niezależnym konsultantem specjalizującym się w organizacji kontraktów B2B dla specjalistów IT. Zajmuję się poszukiwaniem doświadczonych specjalistów na zlecenie moich klientów. W branży działam od ponad 15 lat. Nie zajmuję się HR managementem.
Preferuję współpracę z niezależnymi kontraktorami B2B.
Moimi klientami jest szerokie spektrum firmy zajmujących ogólnie rozumianym software developmentem – od polskich SH, przez polskie i zagraniczne startup’y do międzynarodowych korporacji.
Specjalizuję się w kontraktach realizowanych zdalnie. Prowadzę cały proces od pozyskania klienta, doboru kont…
Design, develop, and maintain backend services using Python
Build and optimize RESTful APIs and microservices
Work with Microsoft Azure (priority) to design, deploy, and manage cloud solutions (experience with GCP is acceptable as an alternative)
Implement CI/CD pipelines and automated testing workflows
Work with Docker and Kubernetes in production environments
Collaborate in an Agile/Scrum team and participate in code reviews, planning, and architecture discussions
Kogo poszukujemy?
Strong commercial experience in Python backend development (senior level)
Hands-on experience with Microsoft Azure (priority) — designing, deploying, and maintaining cloud-based solutions
Experience with GCP is acceptable as an alternative
Proven experience with backend frameworks such as FastAPI and/or Django
Experience designing and building RESTful APIs and microservices
Solid understanding of CI/CD pipelines, automated testing, and deployment workflows
Practical experience working with Docker and Kubernetes in production environments
Practical experience working with GraphQL
Strong knowledge of SQL/NoSQL databases and data modeling
Experience with cloud architecture patterns, scalability, and performance optimization
Familiarity with testing practices (unit, integration, e2e) and code quality tools
Version control proficiency (Git) and collaborative development workflows
Understanding of security best practices in cloud/backend environments
Ability to work in Agile/Scrum teams
Communicate effectively in EnglishNice to have:
Experience with Infrastructure as Code tools (Terraform, Bicep, ARM templates, etc.) is a plus
Knowledge of event-driven architectures and messaging systems (e.g., Kafka, Azure Service Bus) is a plus
Czego wymagamy?
5 lat doświadczenia na podobnym stanowisku
Znajomości:
Python
Azure
GCP
Fast API
Django
Docker
Kubernetes
ScrumJęzyki:
Polski
Angielski
Jakie warunki i benefity otrzymasz?
23.5k–25.2k PLN netto/m (B2B)
B2B - Elastycz…
The project focuses on establishing secure, scalable and repeatable engineering practices for AI agent capabilities, modernising software delivery processes, and improving engineering productivity through automation and measurable development metrics.
The ideal candidate combines strong hands-on CI/CD engineering expertise with a solid understanding of software supply chain security, GitHub/Bitbucket ecosystems and emerging Agentic AI development practices.
The assignment is structured into two phases:
Phase 1 (November–December 2026): Initial implementation, validation and delivery of key engineering capabilities.
Phase 2 (January–March 2027): Continuous improvement, integration enhancements and optimisation based on pilot feedback
Agentic AI Skills & Lifecycle Management
Establish secure and repeatable processes for validating, reviewing, approving and publishing AI agent skills.
Implement governance and quality controls for agent skills and related engineering workflows.
Demonstrate a complete skill lifecycle, including version management and rollback capabilities.
Ensure compliance with internal security guidelines and engineering standards.
CI/CD Engineering & DevSecOps
Design, implement and optimise secure CI/CD pipelines and reusable workflows.
Develop automated quality gates, validation mechanisms and secure deployment processes.
Work with containers, runners, scripting and Infrastructure as Code (IaC).
Implement security controls for dependencies, packages, secrets and access permissions.
Improve developer experience and engineering productivity through automation.
GitHub, Bitbucket & Engineering Metrics
Extract, process and analyse repository data using GitHub and Bitbucket APIs.
Support the migration and preservation of Bitbucket repository history, includin…
PROJECTAs a QA Automation Engineer, you will play a key role in developing and continuously improving innovative software solutions for the aviation industry. You will ensure the quality, reliability, and performance of applications that support airline operations and flight dispatch teams worldwide.
YOU WILL
Develop, maintain, and execute manual and automated tests that support various airline operations and business processes.
Design, build, and improve test automation frameworks to increase test coverage, efficiency, and scalability.
Develop and maintain test tools, scripts, and automation solutions using various programming and scripting languages.
Working closely with cross-functional teams to ensure quality objectives are met.
Build and use automation tools that support CI/CD pipelines and the software release management process.
Collaborate with Development, Product, and DevOps teams to promote quality best practices throughout the software development lifecycle.
Kogo poszukujemy?
MUST HAVE
5+ years of Software Quality Assurance experience, with a strong focus on test automation.
Hands-on experience designing, developing, and maintaining automated test frameworks and test suites.
Proficiency in programming languages such as TypeScript and Java, with a focus on test automation and quality engineering.
Practical experience with Playwright for UI and end-to-end test automation.
Experience with API testing and validation.
Experience working with CI/CD platforms.
Experience testing applications deployed in cloud environments, preferably AWS and Kubernetes.
Strong understanding of software testing methodologies, test design techniques, and quality assurance best practices.
Experience with test automation in Agile and DevOps environments.
Ability to use AI-powered tools effectively to improve test design, test automation development, defect analysis, and overall engineering productivity.
Strong analytical and problem-solving skills wi…
We currently have a vacancy for a Test Automation Engineer fluent in English, to offer his/her services as an expert remotely (within EU). In the context of the first assignment, the successful candidate will be integrated in the Development team of the company that will closely cooperate with a major client’s IT team.
Tasks:
Define test automation approaches and patterns fit for products in scope (UI, backend and data driven);
Create test automation frameworks, patterns which support are reliable, provide fast feedback and easy to maintain test suites;
Create and review test cases and test automation suites to efficiently increase test coverage;
Mentor test engineers in understanding and applying test automation frameworks, patterns when creating automated tests;
Drive proof of concepts and adoption of test automation frameworks and patterns.
Requirements
University degree in IT combined with relevant IT professional experience of at least 5 years;
Minimum 5 years of experience in testing automation patterns and frameworks (UI, backend and data driven);
Experience (Java, Java/TypeScript, python preferred) and common automation tools like Tosca, Playwright, Selenium and Appium;
Experience in test automation framework creation and maintenance;
Experience in test automation suite creation and maintenance;
Experience in embedding automated test suites as part of CI/CD pipelines and leveraging the results as quality and promotion gates;
Experience in integration of test automation suite results into test management tools;
Experience in complex, enterprise system integration;
Experience in agile software development and testing methodologies;
Excellent command of the English language.Benefits
If you are seeking a career in an exciting and dynamic company, where you will offer your services as part of a team of a major European Institution, operating in an international, multilingual and multicultural environment where you can expect real chances to make a …
Fully self-funded, profitable and still expanding, we’re a strong and supportive team with a stable foundation. Now we’re looking for a new colleague who wants to be part of it for the long run: an engineer who gets a goal rather than a ticket, builds with AI as a natural part of the job, and takes ownership from idea to production.
Why adstrong
100% remote: work from anywhere in the EU, with flexible hours and no weekend or night work.
No process chaos: documentation and procedures are well-structured and digital.
No politics: we encourage proactive decisions and make ours within 24 hours.
Stable and growing: a fully self-funded, fast-growing company with no external investors.
Small, skilled team: a hands-on tech team of around 6 people.
Great working culture: supportive colleagues who help each other and share knowledge openly.
AI-first: coding agents are how we build, and your judgement is what matters.
Attractive compensation: plus all the equipment you need.
Missing anything? Mention it in your application, and we’ll see if we can make it happen.
What you will do
Build AI-first: plan with AI, drive coding agents and review their output with a critical eye.
Get a goal, not a ticket: work directly with colleagues on the business side to gather requirements, align on the solution and build it into working software.
Make sound architecture and data-model decisions, keeping our systems fast and reliable as we scale.
Take ownership of existing applications and build new solutions for our affiliate business.
Design and develop event-driven backend systems that handle large volumes of product and campaign data, mostly in Rust and partly in Python.
Own your topics end to end and keep the team and stakeholders in the loop along the way.
What you bring
Experience contributing to a strong engineeri…
Projektowanie, implementacja i rozwój platform oraz procesów do przetwarzania danych w czasie rzeczywistym (real-time) i wsadowo
Budowa i rozwój architektury opartej o event streaming oraz integrację systemów wymieniających dane w czasie rzeczywistym
Tworzenie i optymalizacja pipeline’ów danych oraz modeli danych dla systemów analitycznych i operacyjnych
Projektowanie niezawodnych, skalowalnych rozwiązań we współpracy z zespołem DevOps
Wsparcie klientów z obszaru Energy, Utilities i Manufacturing w budowie nowoczesnych platform danych
Kogo poszukujemy?
Masz minimum 3 lata doświadczenia jako Data Engineer
Cechuje Cię bardzo dobra znajomość Python i SQL
Posiadasz doświadczenie w projektowaniu i budowie pipeline’ów danych, w szczególności przetwarzania danych strumieniowych i eventowych
Znasz architekturę event-driven oraz narzędzia do przetwarzania danych w czasie rzeczywistym (np. Apache Kafka, Kafka Connect, Apache Flink, Spark Structured Streaming, Apache Pulsar, Azure Event Hubs, Google Pub/Sub)
Możesz pochwalić się znajomością relacyjnych baz danych oraz technologii wykorzystywanych do budowy nowoczesnych platform danych
Praca z Git oraz CI/CD nie jest Ci obca
Masz doświadczenie z wybranymi technologiami z obszarów:
Open Source Data: Apache Kafka, Spark, Flink, Trino, Hive
Chmury publiczne: Azure, AWS, Google Cloud
Orkiestracja i integracja: Airflow, NiFi
Storage: S3-compatible Object Storage, Azure Storage, GCS
Formaty danych: Iceberg, Delta Lake
Bazy danych: PostgreSQL, TimescaleDB, SQL Server
Umiesz monitorować jakości danych oraz diagnozować problemy wydajnościowe
Nie boisz się współpracy z klientem i rozumiesz potrzeby biznesowe
Cechuje Cię komunikatywność a Twój język angielski umożliwia codzienną pracę
Czego wymagamy?
3 lata doświadczenia na podobnym stanowisku
Języki:
Polski
Angielski
Niemiecki (mile widziane)
Jakie warunki i benefity otrzymasz?
15k–20k PLN netto/m (B2B)
B2B - Elastyczne godziny pracy …