Software Engineer
B3 Consulting Poland
Описание: We are part of an international organization listed on Nasdaq Stockholm, operating in 11 countries. In Poland, we work with full autonomy. We independently choose our technologies, processes, and ways of working while maintaining the highest professional standards. We deliver a wide range of IT projects in Poland and internationally, across multiple domains and technologies. This allows our consultants to develop their competencies and gain experience aligned with their professional ambitions. Our collaboration is built around the CARE philosophy. For us, it means responsible project matching, transparent cooperation, and a long-term approach to professional growth. Join us as Senior Software Engineer. In this role, you will design and scale backend microservices for the merchant payments domain, building core services for prepaid wallets, payment gateway integrations, invoicing, and reporting. Grow in an environment that cares about your development as much as you do. Задачи: Design and deliver backend microservices in the merchant payments and reporting domain, including prepaid wallets, invoicing, and SAP / payment gateway integrations. Migrate legacy services to Clean Architecture and Hexagonal Architecture, keeping domain logic framework-free and documenting choices via Architecture Decision Records. Build event-driven integrations over REST and Kafka with Avro, enforcing idempotency and money handling correctness. Own full lifecycle deployment and quality using Helm, GitLab CI, GitOps on Kubernetes, and testing with Spock, Testcontainers, and Spring Cloud Contract. Требования: Experience with backend microservices using Java or Kotlin, Spring Boot, Clean Architecture, and Hexagonal Architecture. Experience with event-driven architecture using Kafka and Avro, alongside REST integrations. Knowledge of financial logic handling, including idempotent endpoints, precise monetary calculations, and PII protection. Experience with testing and quality tools using Spock, Testcontainers Experience with GitOps and DevOps practices using Helm, GitLab CI, and Kubernetes. Experience using AI-assisted and agentic coding tools (such as Claude Code, GitHub Copilot, Cursor, or Codex) You need to live in Poland and/or be eligible to work here. Условия: Work in a Scandinavian culture built on logic and dialogue. Health and sports benefits tailored to your needs. Speed Coaching – short sessions that provide new perspectives and solutions. Sports training, an internal team, and opportunities to take part in competitions. Team events and development-focused meetups. #J-18808-Ljbffr B3 Consulting Poland
$164k - $295k
...product group depends on, while embedding directly with product engineering teams and their leadership to drive reliability outcomes at... ...Use and give back to the open source community; evangelize software engineering best practices, especially as they pertain to Go....SuggestedPermanent employmentWork experience placementWork at officeLocal area2 days per week3 days per week$164k - $295k
...Midtown, Manhattan Office. Technical Excellence & Innovation: In this pivotal role, you'll harness cutting-edge technologies to engineer robust backend services that seamlessly analyze massive data streams, execute complex risk calculations, and deliver intelligent...SuggestedPermanent employmentWork experience placementWork at officeLocal areaWorldwide2 days per week3 days per week$175k - $315k
...cybersecurity starts with you. The CrowdStrike Cloud Detection Engine (CDE) team is building a powerful, next-generation platform... ...skills to meet your commitments on time and produce high-quality software that is unit tested, code reviewed and checked in regularly for...SuggestedPermanent employmentWork experience placementWork at officeLocal area2 days per week3 days per week- ...from @Rippling.com addresses. About the role At Rippling, Engineering is at the heart of our business and culture. We believe in our... ...contributors on our team. Note that this is a full stack software internship role! This means you will be working in the front end...SuggestedFull timeSummer workInternshipWork at office3 days per week
$125k - $225k
...individually, and as part of a team, for the delivery of projects of increasing complexity. Relentlessly pursue quality by following engineering best practices including: Appropriate testing paradigms, effective peer code reviews, logging, monitoring, and resilient...SuggestedPermanent employmentWork experience placementWork at officeLocal area3 days per week$10,500 per month
...A World-Changing Company Palantir builds the world's leading software for data-driven decisions and operations. By bringing the right... ...compute platforms. You'll iterate closely with experienced engineers, FDEs, and other teams to scope and build out new Connectivity...Work experience placementInternshipWork at officeRemote workWork from home$164k - $295k
...a mission that matters? The future of cybersecurity starts with you. About the Role: We're looking for a Senior UI Platform Engineer to lead the design and build of the shared developer tooling foundation for our next-generation front end. It's a strategic role for...Permanent employmentContract workWork experience placementWork at officeLocal areaRemote workShift work$55k - $65k
...will work across the stack, from backend services and APIs to front end interfaces and edge software, with real ownership from your first weeks. Strong early-career engineers and senior engineers looking for deep technical range are both a fit here. What You’ll Own Ship...Remote work- ...customer-facing applications. " Must possess prior experience running projects, writing technical documents including scopes of work, software requirements, and estimates. About Us: InterSources Inc , is a Small, Woman, and Minority-Owned Business Enterprise, ISO/IEC 27001...Remote work
$180k - $230k
...Are you a software engineer who wants more control over what you build? Not just how you build it? Most engineers spend years owning one slice of a product. At my health-tech client, you'll help build the product itself. They're building the communication...Full time- ...Alter Domus company is currently seeking a qualified individual that can take an active, hands on role in the development of the software product, assist with the ongoing support of the firm’s technology infrastructure and grow with the organization. The skill proficiencies...
- ...Full Stack Software EngineerMusifai is an E-commerce site that provides musical instruments rental and purchase services for all types... ...market.We are looking to recruit a full-time Full Stack Software Engineer. Making our platform easy to use and attractive for customers...Full time
$220k - $250k
...Full Stack Software EngineerCape's platform gives customers end-to-end control of their digital identity, optimizing for resiliency, privacy... ..., to the core of the network itself.As a Full Stack Software Engineer at Cape, your mission is to provide connectivity without...Odd job- ...behalf of our client. Build and ship full-stack features for a software platform, from user interfaces to backend services and data... ...take ownership of reliability, security and quality in an early engineering team.What You'll DoDesign and build intuitive user interfaces...
$175k - $350k
...Full Stack Software EngineerNew York, London, SydneyJob DescriptionRole Overview: Options market making presents a unique challenge... ...usability of mission-critical trading applications.Collaborate across engineering, quantitative research, and trading teams to translate complex...Immediate start$120k - $200k
...clinicians launch and scale their own clinics by providing AI-powered software, payer contracting, and full back-office infrastructure. Our... ...a 5 days in-office culture.Both founders are technical. Every engineer on the team has experience at early-stage startups. Several...Full timeStart working todayWork at office$150k - $200k
...Full-Stack Software EngineerAt Coral Care, we believe families should never have to fight for the care their children need. Millions of... ...getting started.The RoleWe're looking for a Full-Stack Software Engineer to join our engineering team and help build the technical...Private practiceWork at officeLocal areaRemote work- ...integrations, and data models Work with the founding team to shape engineering standards, developer experience, and platform architecture... ...working with customers to turn operational pain points into software Preferred Qualifications Proficiency with TypeScript, Node.js,...
$140k - $180k
...still ours to define. The Role. We’re hiring a Full Stack Engineer to build the systems and consumer experiences at the center of... ...You’ll Do Well Here If You: Have 3+ years of professional software engineering experience. Are highly proficient in TypeScript,...Work at office- ...Full Stack Software EngineerAt Anytime AI, we are building the Premier AI Legal Assistant for Plaintiff Lawyers, leveraging the most cutting... ...impacting the lives of millions.As a Full Stack Software Engineer, you will play a key role in both the development and continuous...Flexible hoursShift work
$130k - $160k
...Full Stack Software EngineerThe New York Stock Exchange (an Intercontinental Exchange company) is synonymous with finance. It's where... ...point of sale.We are looking for a versatile Full Stack Software Engineer with a strong technical foundation and the ability to work across...Full time- Job DescriptionJob DescriptionAtom is building a modern financial research platform and network for all investors like you and me. Our aim is to be the center for retail investors to learn and interact about public markets. Recently, they officially launched their Beta...
$200k
...Job DescriptionJob DescriptionFull-Stack Software Engineer Company: Confidential — venture-backed technology company Location: New York, NY (in person) Compensation: $200,000 - $500,000 + early equity Employment Type: Full-time Visa Sponsorship: No visa sponsorshipAbout...Full timeWork at officeVisa sponsorship- ...Role Overview We are looking for a Full-Stack Software Engineer to build and maintain modern web applications, backend services, APIs, and data-processing systems. 30 hrs/week Start: mid-September Location: Mexico or India Hire type: 5+ years of experience Responsibilities...
- ...Full Stack Software EngineerThis role will be a key contributor to the design and implementation of the web-based gateway to Komodo’... ...explain tradeoffs between implementation choicesManage cross-engineering teams' technical dependenciesSet a high bar for technical quality...
$180k - $230k
...Software EngineerIn the face of rising threats, increasing pressure on affordability, and unprecedented demand for power, Treeswift... ...on foot or in a vehicle, our technology is an ironman suit for engineers, linemen, and vegetation crews: same worker, same boots on the...Temporary workWork experience placement- ...client. Own the design, build and release of features on a live software product, working closely with technical leadership. Most of the... ...sites when needed.Bonus PointsEarlier experience as an early engineer or in a customer-embedded engineering role at a young company.Past...Work at office
- ...Full-Stack Software Engineer About Deep AI Lab Deep AI Lab is building the future of accounting work. We’re building the multi-tenant, SaaS, agentic AI platform to operationalize the accounting workflows — a powerful AI companion designed to empower accounting firms globally...
- ...Software Engineer OpportunityMetasquare Inc is looking for a passionate software engineer to design, develop and install software, and web technology solutions. The successful candidate will be able to build high-quality, innovative and fully performing software in compliance...Work experience placementImmediate start
- ...documents and repeated questions with supported clarity that meets users where they are. Overview We\'re hiring exceptional engineers to help us bring Olis to life! This is your chance to architect and deploy systems as a founding engineer that are rooted in precision...
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