
Taxfix · Berlin
OUR STORY: Every year millions of people are either filing their taxes in fear or giving up on their tax refund altogether. We're working on fixing that. Our i...
Every year millions of people are either filing their taxes in fear or giving up on their tax refund altogether. We're working on
fixing that. Our intuitive app enables anyone, regardless of education or background, to file their taxes with newfound
confidence.
Spread across Germany, Spain and the UK, the team at Taxfix Group with its brands Taxfix and Steuerbot, is a compassionate group
of solution-finders. We speak our minds openly, and with over 400 professionals, including tax experts, developers, and IT
security experts, we're rich in ideas and voices. The group has facilitated more than 3.5 billion euros in tax refunds for its
customers since its founding in 2016.
Taxfix makes tax filing simple, fast, and accessible for millions of users across Europe. Behind the product sits a data platform
that powers everything from business analytics and regulatory reporting to ML and AI-driven product features. We’re growing and
the platform needs to grow with us.
We are looking for an experienced Data Platform Engineer to design, build, and operate the infrastructure and pipelines that make
data at Taxfix reliable, compliant, and ready for AI. You will own the systems that move data from operational databases, APIs,
and SaaS tools into our analytical environment and make sure that data is correct, timely, and safe to use. Your work will
directly enable ML and AI-powered product experiences, self-serve analytics, and regulatory reporting.
The Data Platform team is part of the Data Organization, which enables everyone at Taxfix to make data-driven decisions, drive
business growth, and power ML and automation in our products. Within our group we have product analysts, analytics engineers,
machine learning engineers, and data engineers working across the whole company.
The platform team serves many consumers analytics, ML, product, and compliance so you can expect to join cross-functional project
teams regularly, working alongside backend and frontend engineers, analysts, ML engineers, product and design. Team members are
all data engineers but from different backgrounds. We rely on each other to deliver our best, grow together, share knowledge
openly, and invest in personal development through mentoring and innovation.
provision and maintain environments with Terraform and help ensure the platform is reliable, predictable, cost-efficient and
scalable
analytics-ready tables to our cloud data warehouse
arrivals, and backfills
right-to-be-forgotten) across raw and derived layers
scientists can use for model training, evaluation, and production inference
and share best practices with the team
privacy-safe telemetry, evaluation datasets, and cost/quality monitoring) that multiple teams can adopt
incremental processing
security & governance (roles/RBAC, column/row-level masking), columnar storage & partitioning/clustering concepts, and query
performance & cost optimization in production
understand how to manage cloud resources at scale
privacy controls
deletion across multiple data layers
deliver, and you share effective practices with the team
get-togethers - virtually and in person when possible.
Excited? So are we. Learn more about Team Taxfix on our blog and get a glimpse of our culture.
At Taxfix, we believe that incredible things happen when you have a wealth of perspectives and experiences. We're proudly
committed to equal employment and development opportunities no matter your gender, race, religion, age, sexual orientation,
colour, disability, or place of origin. To help mitigate any potential unconscious biases, we ask that you refrain from including
your picture, age, or marital status on your CV. Let your experiences speak for themselves.
At Upvest, we are on a mission to make investing as easy as spending money. Upvest empowers businesses to offer a wide range of investment products and the best experience in the field of capital market investment and retirement planning. Upvest’s Investment API is easy to integrate so that fintechs and financial institutions can save resources and fully focus on their core business. We are proud to partner with Europe’s leading Fintechs and financial institutions such as DKB, Revolut, N26 and Raisin. Founded in 2017 by Martin Kassing, Upvest now brings together over 270 talented professionals from more than 70 nationalities. Upvest is backed by €280M in total funding from world-class investors, including BlackRock, Tencent, Sapphire Ventures, and Bessemer Venture Partners, Earlybird, Notion Capital, and Motive. Our latest €105M funding round in March 2026 - led by Sapphire and Tencent - serves as a massive catalyst for our growth, allowing us to offer premier investment experience. ABOUT THE ROLE: Upvest's data platform powers near real-time financial analytics about operations across trading, payments, risk, and compliance. We're building the next generation of our data infrastructure - an Iceberg-backed Lakehouse and CDC-powered pipelines that give engineers, analysts, and business users a single, reliable place to work with data at scale. You'll own our Kafka consumer and CDC pipelines, help architect and deliver the Lakehouse foundation, and act as a trusted consultant for data integration, modelling, and schema design across the organization. If you care about reliability, scalability, and lowering the barrier to working with data - this is your role. We are open to hire remotely in Europe for this role. WHAT YOU’LL DO: * Own and improve the Kafka consumer pipeline that captures, transforms, and warehouses event data * Design and build CDC-based pipelines to capture and replicate changes from source systems into the data platform * Design, build and maintain foundational data serving layers that scale and serve the use cases of engineering and analytics alike * Act as a data consultant across the organization - advising on data integration, modelling, and schema design for teams building on or contributing to the platform * Deliver self-service data solutions that enable engineers, analysts, and business users to work with the data platform independently * Drive data observability: set up tests, metrics, and alerting for pipeline health and data quality using observability tooling such as Datadog * Work closely with product engineering teams to ensure reliable, timely data availability * Champion data culture - share knowledge, establish best practices, and help teams understand and trust their data WHAT YOU BRING: * Strong experience building and operating event-driven data pipelines, ideally with Kafka or similar streaming infrastructure * Experience with Python, Go or another systems-level language for building data infrastructure * Solid SQL skills for data transformation, modelling, and staging layer development * Familiarity with infrastructure-as-code tooling such as Terraform for managing cloud resources * Experience working with cloud providers such as GCP, AWS, or Azure (we run primarily on GCP) * Experience with schema design and data modelling principles - able to advise teams across the organization * Experience setting up data observability and monitoring (Datadog, Grafana, Prometheus, etc.) * A product and consulting mindset - able to understand the needs of engineers, analysts, and business users and translate them into platform solutions * Strong communication skills and ability to promote data literacy across the organization IT’S GREAT IF YOU HAVE: * Experience with or strong interest in CDC tooling (Debezium, Fivetran, or similar) * Familiarity with open table formats such as Apache Iceberg, Delta Lake, or Hudi - or strong interest in growing into this space * Experience with building Agentic AI HOW WE UPVEST IN YOU: * Best-in-class AI tools: Every Upvenger has €20,000 per year to spend on the best AI tools available — so you're always working with the most powerful models and tooling on the market. * Impact-driven work: We’re building the infrastructure that will power the future of investing in Europe. It’s complex, ambitious, and meaningful. You’ll work with modern technologies and create something entirely new. No legacy systems, no limits. * Wellbeing: Recharge with 30 days of annual leave and maintain a healthy lifestyle with sports benefits. Access confidential professional coaching and enjoy the flexibility to work remotely abroad for up to 183 days a year. Recharge with UpRest, a one-month fully paid sabbatical after every 4 years of working at Upvest. * Development: Growth is in our DNA. Each Upvenger has access to a personal development budget and the freedom to decide how to use it. * Flexible work environment: Work from any of our hubs in Berlin, London or Tallinn hybrid or remotely across Europe, depending on the role. We give you the choice and budget to work where you’re most comfortable and productive, either at home or in the office. You choose. * Compensation and equity: We believe that all Upvengers contribute to our success and deserve a competitive, above-market salary and a participation in our employee equity program. * Team celebrations: Participate in company-wide events, such as UpFest, dinners, offsites and our Holiday party, to connect with colleagues and celebrate our achievements. * Inclusion: We’re committed to a culture where everyone belongs and thrives. Our Employee Resources Groups foster inclusion and connection, like Upfem for our female Upvengers, or UpVergent supporting neurodivergent Upvengers and allies. OUR VALUES: * Make it easy for others. We simplify the complex and act with the best intentions. * Own the outcome. We are proactive, fast and confident to get the job done, valuing progress over perfection. * Rise to the challenge. We aim high and push the boundaries. We stay curious, learn and celebrate our wins together. * Tell the story. We start with the Why to align on purpose. We are transparent and share knowledge to empower and inspire others. Upvest is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.
About The Company GROPYUS is a technology-based construction company focused on building multi-story residential buildings. Thanks to its prefabricated building system with various design options, industrial offsite construction, and fully digitalized processes, the company manufactures aspirational, sustainable, and affordable homes using timber construction methods. GROPYUS is using scalable construction and manufacturing solutions to tap into a future market, boost Europe's strength in innovation, while also playing a substantial role in improving sustainability. About The Role: We are growing our Data Platform Team within the Gropyus Tech department. Our Platform team is responsible for our internal platform, the Gropyus Data Fabric. Our team interacts with experts from various domains such as Digital Building Planning and Automation, Product Operations, Sustainability, AI, IoT, construction engineers, building architects, logistics experts, software engineering; solving complex challenges pertaining to end-to-end process for planning, building, and operating a building. What You Will Be Doing: As part of the Data Platform organization, you will: * Design, build, and maintain core data platform components, including ingestion frameworks, transformation pipelines, and data storage layers * Own and improve data reliability through monitoring, alerting, SLAs, and data quality checks * Collaborate with domain experts and software engineers to understand data needs and deliver high-quality datasets. * Lead strategic initiatives to modernize or scale our data ecosystem (including query optimization, schema design, analytics, etc) * Mentor and guide team members to elevate engineering rigor and technical capability What You Bring: * Experience working with a tech stack similar to: * Programming languages like Python or Kotlin. * Databases like Postgres, BigQuery, Spark, Graph DB * Tools like: Kubernetes, Docker, Terraform, Dagster, DBT * Cloud Storage Platforms * You have strong problem-solving and analytical skills and the ability to break down complex tasks for operations including working with stakeholders, adapting to dynamic input, and leading implementation projects * You have experience identifying and resolving issues related to data discrepancies and inconsistencies and creating validation and testing for prevention and handling * You have experience in building, operating, and scaling data intensive reactive processing pipelines from end to end including ingestion, storage, orchestration, transformation, enrichment, and analytics Optional Experience: * Some knowledge about semantic web technologies like RDF and OWL * Experience with ontology engineering, and knowledge engineering topics, including using ontology engineering tools such as Protege * Experience working with construction industry data and / or complex and large datasets * Data Science, Machine Learning and AI agents What we offer: * Be part of something big: You’re here to make a change? Come on board. At GROPYUS, we are on a mission to re-think an entire industry. Join us in reinventing construction and sustainable, affordable living. * It’s on you: We offer a tremendous amount of ownership and room to make a mark - at all our organization levels. Find your solutions, drive and test them. * Focus on results: You choose if you work from home, a park, or the office. Whether you start your day early, after your run, or pick up on work when your kids are in bed. What counts is your contribution and delivery. * Bring your uniqueness to the team: Innovation requires diversity of thought. Diversity in background, experience and thinking is crucial to create the best product for everyone. We actively seek diversity and strive to unlock each other’s full potential. We are very proud that people from all industries and all walks of life are joining our company – in addition to core areas such as construction, engineering, and start-ups, from stock-listed companies from across automotive e-Commerce, digital, sporting goods, and more. You will work in international teams with passionate colleagues. Inspire and be inspired. * Be an owner: Participate in the success of GROPYUS through stock options. JOIN US ON OUR MISSION TO DESIGN BUILDINGS AS CONTINUOUSLY EVOLVING PRODUCTS TO CREATE THE MOST EXCITING AND AFFORDABLE EXPERIENCE FOR ALL. WE BUILD FOR PEOPLE AND CONSERVE THE RESOURCES OF OUR PLANET. WE CAN'T WAIT TO GET TO KNOW YOU. FOR MORE INFORMATION, VISIT OUR WEBSITE, AND IF YOU HAVE ANY QUESTIONS, PLEASE REACH OUT TO US VIA EMAIL.
bunch is building the backbone of private markets. We are enabling next-gen fund operations with one integrated system that combines secure data infrastructure, AI-powered workflows and expert fund services. If you value ownership, growth through real responsibility, and working with a thoughtful, ambitious team, this role might be for you. YOUR ROLE We are seeking a Senior Platform Engineer to design, build, and maintain the infrastructure and automation that power our applications. In this role, you will combine the speed and reliability focus of DevOps with the architectural depth of Platform Engineering, ensuring that our development teams can deliver high-quality software quickly, securely, and at scale. You will be responsible for designing infrastructure, implementing automation, ensuring platform reliability, and guiding the evolution of our delivery pipelines and cloud environments. This is a highly collaborative position that bridges operations, development, and security. TOP RESPONSIBILITIES * Design, implement, and maintain cloud-based infrastructure (AWS) for scalability, reliability, and security. * Manage infrastructure-as-code using Terraform, or similar tools. * Oversee container orchestration platforms such as Kubernetes. * Ensure robust disaster recovery and high availability strategies. * Build, maintain, and optimize CI/CD pipelines for rapid and reliable deployments. * Automate infrastructure provisioning, configuration management, and application deployments. * Integrate automated testing and security checks into delivery workflows. * Implement logging, alerting, and observability tools to monitor infrastructure and application performance. * Proactively identify and resolve performance bottlenecks, outages, or system health issues. * Collaborate with development teams to troubleshoot and resolve deployment failures. * Ensure infrastructure and delivery processes meet security, compliance, and governance standards. * Apply security patches and updates to infrastructure and platform components. * Partner with software engineers to ensure development aligns with operational best practices. * Lead technical decision-making for infrastructure and platform initiatives. * Mentor junior engineers and promote DevOps best practices across teams. ABOUT YOU * At least 6 years of experience in senior Platform, DevOps, or Infrastructure Engineering roles. * Strong expertise with AWS cloud platform. * Deep knowledge of Kubernetes, Docker, and container orchestration. * Proficiency with infrastructure-as-code (Terraform, etc.). * Experience building and maintaining CI/CD pipelines (GitHub Actions or any similar tool). * Strong understanding of observability tools (Prometheus, Grafana, ELK, Datadog, etc.). * Solid grasp of networking, system administration, and cloud security practices. * Strong problem-solving skills and ability to debug complex issues. * Excellent communication and collaboration abilities. * Experience leading projects and influencing engineering decisions. * Nice to Have: * Background in SRE (Site Reliability Engineering) practices. * Familiarity with compliance frameworks (SOC 2, ISO 27001). * Programming skills in TypeScript, Python or Go. OUR TECH STACK We strive to keep our technology stack as simple and efficient as possible. * Frontend & Backend: TypeScript on both the frontend (Svelte) and the backend (Node.js with Nest.js) * Database: MySQL * Infrastructure: Kubernetes (K8S) on top of AWS * Source Control & CI/CD: GitHub * Third-Party Applications: * FusionAuth for authentication * Retool for low-code internal frontend solutions * Twilio and SendGrid for sending SMS and emails WORKPLACE AND BENEFITS * Become one of the key builders of bunch and architect our go-to-market strategy * Take part in a network of people passionate about investment and work closely with the most interesting players in the private market * Benefit from working with a diverse mix of talents, unrivaled energy, and team spirit within a culture of inclusion * Flexible hours, hybrid setup (3 times/week in office) * 28 days of vacation per year + 2 company days, on top of public holidays * A competitive compensation package * A great tech and work setup with everything you need WHAT YOUR INTERVIEW JOURNEY WILL LOOK LIKE * First interview with the People team (30 min): get acquainted with the bunch and to understand if what we’re offering is what you’re searching for * Hiring Manager Interview (60 min): this conversation with an Engineering Manager will cover product-focused culture and values, including collaboration, ownership, self-awareness, and quality standards. * Take-home assignment for you to showcase your ability to design and implement reliable infrastructure and platform solutions. We will send a task and give you a few days to work on it (the actual hands-on work should not take more than 3-4 hours). * Technical Interview (60 min): this interview in the form of a technical conversation will focus on discussing your assignment, approaches. * Final Round: Meet our VP of Engineering (45 min) to learn about ways of working, vision for bunch, and team culture. * Meet-and-Greet (Optional - 30 min) to meet a few members of your future cross-functional team. About bunch bunch is building the operating infrastructure for the next generation of private markets. We combine AI-powered automation with deep regulatory expertise to replace fragmented spreadsheets and manual processes with one integrated platform across the fund lifecycle, purpose-built for private markets heading toward $32 trillion in Assets Under Management. We've 4x our ARR in 2025, crossed 150 fund managers and 12,000 LPs on the platform, and just closed our $35M Series B in May 2026. We're looking for ambitious people who want real ownership of hard problems, and who care about building infrastructure that actually matters to the people using it. ____ At bunch, we're committed to an inclusive environment where diversity is valued and celebrated. We provide equal opportunities to all qualified applicants. We process personal data in line with applicable laws (including GDPR). See our Privacy Policy for details on your rights and how to reach us.