Senior Python Developer at Reef Technologies | Remote in Poland
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Experience Level
Senior
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About Reef Technologies
Reef Technologies is a remote-first company focused on building innovative backend systems. Our team comprises senior engineers dedicated to delivering high-quality solutions for clients worldwide, emphasizing collaboration, flexibility, and effective communication.
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Search for Senior Business Intelligence Developer - Remote in Poland
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Join Oversee as we revolutionize corporate travel management.Our innovative technology and machine learning solutions are designed to replace inefficient manual processes, unlocking significant cost savings, enhancing operational efficiency, and enabling smarter decision-making.We combine travel analytics with actionable insights, providing global enterprises with a comprehensive view of their expenditures and the tools necessary to continuously refine their travel programs.If you thrive in a dynamic, fast-paced, and supportive environment — and are eager to tackle a $17 billion global challenge — Oversee is the perfect place for you to innovate, grow, and make a difference.Our rapid growth is marked by exponential year-over-year revenue increases and partnerships with some of the world’s largest Fortune 500 companies.Your Role:Be an integral part of our product data development journey;Design, construct, and manage BI solutions that facilitate decision-making across Oversee;Take ownership of segments of our data warehouse, from architectural planning to hands-on implementation;Collaborate closely with product and business teams to understand their needs, propose solutions, and execute them from start to finish;Create dashboards and reports using Power BI that effectively communicate data-driven stories and prompt actionable insights.About You:5+ years of experience as a BI/Data Developer or in a similar capacity;Proficient in SQL with a strong analytical mindset;At least 2 years of experience in constructing Power BI dashboards (beyond mere consumption);A keen eye for UI/UX and effective data presentation;Familiarity with data quality best practices and methodologies;Knowledge of ETL/ELT and data warehousing concepts (with a desire to deepen your expertise);Comfortable with version control and deployment processes.Preferred Qualifications:A degree in Computer Science, Mathematics, Statistics, Industrial Engineering, or a related analytical field;Hands-on experience with Snowflake or dbt;Experience with Power BI embedded;Proficiency in Python for BI/ETL tasks;Strong UI/UX design sense for dashboards.Our Technology Stack Includes:Data Warehouse: Snowflake, dbt;Analytics & Visualization: Power BI;Programming Languages: SQL, Python;Data Orchestration: ...
Jobgether
Role overview Jobgether is seeking a Business Intelligence Developer for a partner company in Poland. The focus of this position is to develop and maintain BI solutions that help teams across the business transform complex data into clear, practical insights. What you will do Design and build scalable business intelligence solutions Create dashboards and reports that support decision-making at all levels Collaborate with cross-functional teams to gather business requirements and translate them into analytical tools Present data in ways that are both accurate and easy for others to interpret Requirements Strong technical background in BI development Experience handling large, complex data sets Ability to communicate data insights clearly to a range of stakeholders Comfort working in a data-driven, rapidly evolving environment This role provides the opportunity to influence how data shapes business strategy and daily operations, making a direct impact on organizational growth and efficiency.
Join our client, a leader in the semantic layer for modern data and AI, as we help bridge the divide between complex cloud data platforms—such as Snowflake, Databricks, and Google BigQuery—and the business users who require consistent, AI-ready analytics. We are on the lookout for a Senior Scala Engineer to be part of our Aggregates Engineering Team, where you will play a pivotal role in redefining business intelligence practices worldwide.
About UsAt Bee Talents, we are a leading IT recruitment agency dedicated to connecting global clients with top-tier technical talent since 2015. We are excited to initiate the recruitment process for our esteemed client, Symbe. Symbe is an innovative startup in the realm of business intelligence, specializing in automating business case creation for sales teams. By leveraging their platform, clients such as Salesforce, Stripe, and Hubspot can effectively showcase value and engage CFOs throughout the sales process. With over a year in the market, Symbe has earned the trust of prominent global brands.
Harmattan AI
About UsHarmattan AI is a pioneering defense prime dedicated to developing autonomous and scalable defense systems. After successfully closing a $200 million Series B funding round, which valued our company at $1.4 billion, we are actively expanding our teams and capabilities to deliver crucial systems to allied forces.We are driven by our commitment to creating transformative technologies, striving for excellence, setting ambitious goals, and tackling the most challenging technical problems. Our work environment is rigorous, where accountability and execution are paramount.About the RoleWe are on the lookout for a talented and motivated Business Developer for Defense in Poland to fortify our presence in the Polish defense market. This pivotal role is essential for our growth and success in a highly competitive landscape. You will be responsible for establishing strategic partnerships, generating revenue, and conducting product demonstrations to prospective clients, highlighting our innovative technologies.
Join our innovative team at Lingarogroup as a Power Platform Developer. In this role, you will leverage the Microsoft Power Platform to create efficient solutions that drive business intelligence and decision-making processes. You'll collaborate with cross-functional teams to design, develop, and implement applications that meet the needs of our clients.
Reef Technologies
Hello! We are Bee Talents, an IT recruitment agency dedicated to assisting clients globally in establishing their technical teams since 2015. Currently, we invite you to join the recruitment process for Reef Technologies.About Reef Technologies:We are a fully remote team of senior Python backend engineers with over 5 years of experience.Our focus is on building complex distributed systems, ensuring low latency, fault tolerance, high scalability, and self-healing capabilities. We also develop APIs, databases, and libraries, diving into custom algorithm design as needed.Over the long term, we collaborate with startups globally, working on projects that range from one-off tasks to multi-year partnerships. Highlights of our work include a financial data warehouse for a London fintech, a graph search system for Norwegian auditors, and a scalable WAF for a client in Chicago.Beyond our technical endeavors, we actively shape Reef Technologies to be a desirable workplace. We co-create company policies using Sociocracy 3.0, a framework that ensures every voice is valued and rules are collaboratively established.Our primary objective at Reef Technologies is to accomplish tasks efficiently and effectively. We offer competitive rates and significant flexibility, expecting everyone to take accountability for their work and deliver promptly. We do not tolerate unresponsiveness.To ensure the best fit, we prioritize matching team members with suitable projects. You'll have substantial input in shaping your career path within the organization.Typically, we work between 30–40 hours a week, with ample flexibility in our schedules. Our team is globally distributed, with many of us working from Poland.
About FlosumFlosum is a successful, self-sustaining B2B SaaS organization that has developed a premier Salesforce-native DevSecOps, Data Protection, and Security platform. Our solutions are utilized by Fortune 500 companies across some of the most highly regulated sectors globally, including financial services, healthcare, government, and insurance.Unlike many startups, we have achieved profitability through our own efforts, establishing ourselves as a credible player in enterprise software. As a Salesforce Summit Partner and recipient of the Innovation Award, we are proud to stand alongside industry leaders.Our platform is built entirely on Salesforce, catering to enterprises that prioritize security, compliance, and reliability.Role OverviewWe are in a rapid expansion phase, enhancing our product offerings, improving platform capabilities, and increasing our delivery speed. We seek seasoned Node.js developers who can take ownership of substantial components of our architecture and deliver production-quality code that our enterprise customers rely on daily.This is not a mere augmentation role. You will collaborate closely with engineering leaders, product managers, and the CEO, ensuring your decisions impact the product significantly, your insights are valued, and your craftsmanship is evident to the customers who depend on our platform.Your ContributionsCreate high-performance backend services and APIs that drive enterprise-level SaaS applicationsDevelop scalable, secure Node.js microservices and integrations within the Salesforce ecosystemDesign modern front-end experiences with Vue.js and TypeScript tailored for demanding enterprise usersEstablish CI/CD pipeline tools, automation frameworks, and developer productivity infrastructureImplement real-time data processing and event-driven architectures for handling sensitive enterprise data on a large scale
Join MyDr, a pioneering team of technology enthusiasts dedicated to revolutionizing the healthcare sector. We develop sophisticated software solutions for Electronic Medical Documentation and holistic clinic management, bringing the Polish healthcare system into the modern age for both practitioners and patients.Our flagship solution, MyDr EDM, is trusted by over 10,000 clinics, including those partnering with the National Health Fund (NFZ). It delivers a comprehensive suite of functionalities that enhances daily operations in medical facilities—from advanced scheduling and essential appointment tools (e-prescriptions, e-referrals, and e-sick leaves) to cutting-edge telemedicine solutions and seamless integration with the government P1 Platform.Additionally, we proudly offer dr100, a specialized program tailored for dental practices, featuring unique tools such as interactive dental diagrams and dedicated modules for periodontal, prosthetic, and orthodontic needs.Since our founding in 2017, MyDr has established itself as a leader in cloud-based EDM solutions within Poland's medical software market, consistently innovating to meet the evolving needs of healthcare providers.
Xebia Poland
Join Our Innovative Team!About XebiaXebia is a leading global technology company that began its journey in Central and Eastern Europe with two prominent Polish firms—PGS Software and GetInData. With a growing team of over 1,000 skilled professionals, we specialize in delivering exceptional cloud, data, and software solutions. Our mission is to empower businesses across various sectors, including fintech, e-commerce, aviation, and logistics, to build scalable platforms and advanced AI solutions.Our ImpactWe take pride in collaborating with industry giants like McLaren, Deloitte, and Spotify. Our commitment to innovation has made us trusted partners of cloud leaders such as AWS, Azure, and GCP. Fun fact: we were the first AWS Premier Partner in Poland!Our CultureAt Xebia, we foster a vibrant community that values growth and knowledge sharing. We organize tech meetups and support continuous development through Guilds, Labs, and personal learning budgets, making it a place where you can thrive.Your RoleCollaborate with a dynamic team throughout the entire software development lifecycle.Write clean, efficient, and testable code by employing design patterns and best practices.Develop scalable Perl applications with a focus on maintainability.Utilize modern web-based MVC frameworks like Mojolicious, Dancer, or Catalyst.Manage version control using GIT.Implement unit and integration testing to ensure software reliability.Design system architecture with a strong understanding of OOP, MVC, and JSON/XML APIs.Work with relational databases and ORM for data management.Support CI/CD processes using tools like CircleCI or Jenkins.
Join Eurofins, a global leader in laboratory services, as an IT Business Analyst specializing in finance reporting and analytics. In this remote role based in Poland, you will play a crucial part in optimizing our financial processes and analytics using Microsoft Dynamics 365. You will collaborate with cross-functional teams to deliver comprehensive insights and solutions that drive business success.Your responsibilities will include gathering business requirements, analyzing data, and translating insights into actionable strategies. You will also be involved in enhancing our existing reporting tools and ensuring compliance with financial regulations.
Naturaily has built a reputation over 13 years as a software house delivering advanced web solutions for clients in Western Europe and the United States. The team of 25-30 professionals works fully remotely, focusing on projects that range from ambitious scale-ups to established enterprises. Areas of expertise include headless CMS, custom web development with tools like Next.js, Contentful, and Sanity, as well as a growing emphasis on AI-native and agentic systems for complex content workflows. The company maintains a flat organizational structure and values direct, transparent communication. Team members are encouraged to take ownership and work autonomously. Role overview The Business Development Representative position is fully remote, open to candidates based in Poland. This role centers on building a scalable sales pipeline and discovering new business opportunities for Naturaily. The approach relies on consultative selling: understanding client needs, questioning assumptions, and offering value-driven solutions, rather than simply reacting to inbound leads. The position plays a key part in shaping a consistent outbound sales process to support Naturaily’s growth. Key responsibilities Identify and pursue new business opportunities with clients in Western Europe and the United States Develop and maintain a structured outbound sales pipeline Lead consultative sales conversations to understand and challenge client needs Present tailored solutions that showcase Naturaily’s strengths in web and AI-native development Support a transparent and collaborative team culture Work location This is a remote position, but applicants must reside in Poland.
Twisto, a Param Company, provides digital financial services throughout Central and Eastern Europe. The Twisto app offers tools for managing payments, including options for deferred or split purchases, shared expenses, invoice payments, and both virtual and physical cards. Twisto emphasizes clarity, convenience, and competitive exchange rates for transactions at home and abroad. As the company grows, it continues to broaden its product range to support daily financial needs. Role overview The Senior Business Development Manager drives Twisto’s expansion by securing major business opportunities and building strategic partnerships. This role blends new business generation with relationship management and close collaboration across internal teams. Managing key accounts and supporting the company’s growth strategy are central to this position. What you will do Seek out and secure new high-value clients, with a focus on fintech, e-commerce, and in-store payment solutions. Develop and implement sales strategies to generate leads and establish long-term business relationships. Manage a portfolio of major clients, deliver strong service, and identify opportunities for upselling or cross-selling Twisto’s services. Represent Twisto at industry events, trade fairs, and conferences as both an exhibitor and presenter. Support marketing efforts to boost brand awareness and engagement. Collaborate with internal teams to review performance, propose new product ideas, and assist with lead generation. Contribute to shaping internal processes that enable business and company growth. Location This position is based in Warsaw, Mazowieckie, Poland.
Lingarogroup
Role overview Lingarogroup seeks a Business Analyst to join the team in Poland. The position centers on examining business data and workflows to help guide company strategies and strengthen collaboration across departments. What you will do Collaborate with teams from different areas to gather and analyze business data Turn analysis into clear, actionable recommendations for the business Contribute to shaping strategies that align with company growth goals Spot opportunities to streamline and improve operational processes Location This role is based in Poland.
Join Netguru as a Business Development Representative and be a pivotal part of our journey in transforming digital commerce. We partner with premier brands to revolutionize B2B solutions, marketplaces, and retail ecosystems. Since 2008, our cutting-edge technology, AI-driven personalization, and exceptional engineering and design teams have empowered businesses. As a certified B Corporation®, we proudly serve major clients such as IKEA, VW, OLX, Delivery Hero, Żabka, Wolt, Careem, and Vinted.Salary:PLN 11,400 - 16,800 monthly before tax (Long-term contract B2B) + 16 paid days off & bonuses.PLN 9,500 - 14,000 monthly gross (Contract of employment) + bonuses.Your Role:Lead outbound prospecting initiatives targeting mid-market and select enterprise accounts.Identify, engage, and cultivate relationships with key decision-makers, including CxOs, Product Heads, and Digital Transformation leaders.Manage the entire sales cycle from prospecting and qualification to solution proposal and closure.Collaborate with presales, delivery, and CoE leaders in Commerce, Applied AI, and Innovation Engineering to craft and position compelling solutions.Work alongside marketing and GTM teams to develop co-branded campaigns, events, and thought leadership content.Monitor performance metrics concerning pipeline development, deal velocity, margin contributions, and client satisfaction.Exercise strong ownership in managing your pipeline, forecasting, and maintaining CRM hygiene.
Alpine Eagle is a leading European defense technology firm that specializes in cutting-edge aerospace engineering and machine learning. We are the trailblazers behind the first airborne, swarm-based counter-drone system. Recent global conflicts have underscored the urgent need for enhanced defenses against unmanned aerial threats, revealing the limitations of traditional ground-based systems. Our mission is to empower governments and institutions that uphold the rule of law with innovative capabilities to tackle emerging aerial challenges. We are on the lookout for an ambitious and entrepreneurial Business Development Lead to enhance and monetize Alpine Eagle's footprint in key defense and security markets, particularly in Poland and Eastern Europe. This role offers a high degree of autonomy and is driven by results. The ideal candidate will possess the ability to navigate closed ecosystems, foster credible local partnerships with prime contractors and integrators, and convert access into funded trials and procurement opportunities.
Join Turnitin as a Senior Fullstack/Backend Software Engineer, where your expertise in backend development, particularly with Java and serverless architectures, will be pivotal. We are seeking engineers who are enthusiastic about creating scalable distributed systems and delivering robust software solutions for our acclaimed educational platform.As an integral member of our shared services team, you'll spearhead the development and enhancement of the core systems supporting both our existing and upcoming applications.Key Responsibilities:Architect, develop, and optimize scalable backend services utilizing Java and serverless technologies (AWS Lambda).Design and implement RESTful APIs and event-driven architectures.Contribute to frontend component development as required.Enhance performance and cost-effectiveness of existing services.Collaborate with cross-functional teams, including Architects, Product Managers, and engineering leads, to deliver innovative solutions.Mentor junior developers and promote best practices.Establish and manage CI/CD pipelines.Maintain high-quality coding standards through peer reviews, automated testing, and compliance with development best practices.Document shared components comprehensively, providing usage guidelines and examples.
About Sezzle: At Sezzle, we are dedicated to empowering the next generation financially. Our innovative approach is redefining the shopping experience by combining state-of-the-art technology with flexible, interest-free installment plans, making shopping more intelligent and accessible. We are not only changing the payment landscape but are also transforming how customers discover, engage with, and acquire their favorite products, significantly boosting merchant sales through enhanced conversions and elevated order values. Join us in shaping the future of fintech and retail as we build a forward-thinking team that is passionate about creating a unique shopping experience rather than just a transaction. If you are eager to break new ground in technology and provide a transformative experience for both consumers and merchants, we invite you to be part of Sezzle's journey in revolutionizing shopping! About the Role: We are on the lookout for a highly skilled and driven Senior Software Engineer who embodies both intelligence and emotional insight. This role offers an exhilarating chance to excel in a fast-paced environment within a rapidly expanding team, with extensive opportunities for career progression.As a Senior Software Engineer at Sezzle, you will collaborate with a motivated team to solve engaging and complex challenges across various organizational domains. Your expertise will not only propel your own growth but also elevate the skills of your colleagues. In this backend-centric position, you will closely interact with stakeholders from Product, Support, and the broader business. Additionally, you will collaborate with other engineering teams to deliver high-quality, scalable, and innovative solutions that address both internal and customer challenges. Daily tasks will include designing, developing, and deploying new features, as well as mentoring and unblocking your teammates. Your contributions will have a profound impact on the daily operations of your peers at Sezzle, enhancing their capacity to support our business and customers, while also allowing for iterative feedback and improvement. Interview Process At Sezzle, we prioritize transparency. We regularly provide feedback and set expectations throughout our interview process, as we believe this is essential to our culture. Progression through each stage is not guaranteed.
Welcome to the positive side of technology! You might recognize us by our previous name: Znany Lekarz. It all began over a decade ago when we posed a crucial question: is anyone in healthcare genuinely considering the needs of patients? We took action, empowering patients with the ability to leave and read reviews about their healthcare experiences. Simultaneously, we equipped doctors with innovative tools to streamline booking management, enabling them to focus on what truly matters: patient care. Today, we invite you to join us in our mission to humanize the healthcare experience.Docplanner: A Global LeaderWe proudly operate in 13 countries, with over 90 million patients relying on our services every month. More than 300,000 specialists trust our platform, backed by leading venture capital firms like Point Nine Capital, Goldman Sachs Asset Management, and One Peak Partners. Despite employing over 2,500 individuals worldwide, we maintain the innovative spirit of a startup that we began with over a decade ago.Docplanner Tech: Shaping the FutureAt Docplanner Tech, we are a diverse team of over 400 professionals in Engineering, Data, and Product teams, dedicated to creating our product for all our locations. Many team members have been with us for over five years, and we always welcome new colleagues with warmth and enthusiasm.While we could share more about ourselves, we encourage you to check our Glassdoor reviews to hear firsthand experiences. If you want to understand what it's like to be your true self at work, watch this video.Why Join Us?It's fulfilling to share with family and friends how your work contributes to making the world a better place. You’ll rest easy knowing that your efforts matter and that your skills resonate with your values.Our goal is to enhance the healthcare experience, and this journey begins with you being authentically yourself. We believe that embracing the diversity of human experiences leads to a better healthcare journey for everyone. We don’t just acknowledge our differences; we celebrate them. We encourage you to bring your whole self to work, including the choice to work remotely, as we are fully remote-friendly.
Join Booksy and become part of a dynamic global team dedicated to helping individuals feel their best every day. We support entrepreneurs in building successful businesses while enabling their clients to carve out meaningful moments for themselves. Our mission revolves around fostering growth and well-being.If you thrive in a fast-paced scale-up environment characterized by some chaos and limited resources, we might be the perfect fit for you. While we may not suit those who prefer clear career paths and ready-made solutions, if you value creativity, flexibility, and the opportunity to make a real impact, you'll love working at Booksy!In the role of Sales Development Representative (m/f/d) within our Sales Development team, your primary goal will be to initiate conversations with potential clients via phone and social media, ushering them into the world of Booksy and arranging product presentations with the sales department. You will collaborate with passionate team members, work on significant projects, and make a tangible difference in our users' experiences and our business outcomes.Your Responsibilities:Proactively reach out to potential clients through calls and social media (working with cold leads)Manage the company’s Facebook accountShowcase our application and actively encourage potential clients to test itExplore new distribution channelsEngage in daily cooperation with the sales departmentRespond to customer inquiriesMaintain contact with existing Booksy clients to offer and upsell additional features and services
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