Jobs at Djinni

Planview AdaptiveWork (ex Clarizen) Administrator

Location: Europe (remote)
Employment Type: Full-time
Project: Icelandic Energy Company
 

Project Overview

Our client is an Icelandic energy company providing electricity, geothermal water, cold water, carbon storage, and optical network services.
 

We are looking for a Planview AdaptiveWork (ex Clarizen) Administrator to support and evolve the company’s PPM platform used across multiple subsidiaries.
 

Role Overview

This is an operational role focused on administering, configuring, and maintaining the AdaptiveWork (Clarizen) platform.

You will ensure system stability, optimize workflows, support integrations, and collaborate with stakeholders to maintain a scalable and efficient PPM environment aligned with business processes (PM, SDLC).
 

Key Responsibilities

• Administer and configure Planview AdaptiveWork (Clarizen): users, roles, permissions, profiles, business rules
• Maintain system stability, monitor performance, and clean up inconsistent configurations
• Design and optimize workflows, approval processes, and automation logic
• Simplify and rationalize existing customizations to reduce technical debt
• Support integrations with internal systems (APIs, REST, data exchange)
• Troubleshoot system issues, data flow problems, and automation failures
• Develop and maintain dashboards and reporting for project/portfolio tracking
• Ensure data quality and consistency across projects and departments
• Document configurations, workflows, and provide user guidance
• Collaborate with stakeholders, PMs, and IT teams to translate requirements into practical solutions
• Promote best practices and challenge unnecessary complexity

Requirements

• Strong hands-on experience with Planview AdaptiveWork (Clarizen) administration and configuration
• Solid understanding of Project Management (PM) and SDLC processes
• Experience working with evolving / partially implemented systems
• Basic to intermediate knowledge of APIs, REST, JSON, integrations
• Experience supporting system integrations and data exchange
• Strong analytical and problem-solving skills
• Ability to work independently with limited documentation
• Strong communication skills and ability to work with non-technical stakeholders
• Upper-Intermediate English or higher
   

Nice to Have

• Experience with other Planview ecosystem products
• Background in software engineering or data engineering
• Experience stabilizing over-customized SaaS platforms

• Experience in cross-cultural, distributed teams

   

Interview Process

• 30–45 min interview with internal team
• Interview with client

We're hiring a Senior AdTech Engineer to design and scale our advertising technology platform, focusing on real-time ad serving, bidding infrastructure, and measurement systems.

What You'll Do

Build and optimize high-throughput, low-latency systems for programmatic ad delivery and RTB integrations. Develop audience targeting and segmentation pipelines using first-party and contextual data. Design privacy-compliant attribution and measurement frameworks. Collaborate with product and data science teams and mentor junior engineers.

What You Bring

4+ years in software engineering, with 3+ years in adtech or related domains. Strong backend skills (Go, Java, Python, or Rust) and experience with distributed systems, stream processing, and cloud infrastructure. Deep knowledge of RTB, OpenRTB, header bidding, and programmatic advertising. Solid SQL and data warehousing experience. Familiarity with privacy regulations (GDPR, ePrivacy) and emerging cookieless solutions is a strong plus.

What We Offer

Competitive compensation, flexible work arrangements, and the chance to shape a platform reaching millions of users daily.

We're looking for an experienced Go Engineer to join our team and help build, scale, and maintain our payment gateway platform. You'll work on high-throughput, low-latency systems that process financial transactions in real time, ensuring reliability, security, and compliance at every layer.

What You'll Do

Design, develop, and maintain core payment processing services in Go. Build and optimize APIs for merchant integration, transaction routing, and settlement workflows. Implement secure communication with card networks, acquiring banks, and alternative payment providers.

 Ensure PCI DSS compliance across services and infrastructure. Improve system observability through structured logging, metrics, and distributed tracing. 

Participate in architecture decisions, code reviews, and incident response. 

Collaborate with product, risk, and compliance teams to ship features that meet regulatory requirements.

What We're Looking For

3+ years of professional experience writing production Go. Strong understanding of concurrency patterns (goroutines, channels, context propagation). 

Experience building and operating microservices in a distributed environment. 

Familiarity with payment industry concepts such as authorization, capture, refunds, chargebacks, and tokenization. 

Solid grasp of relational databases (PostgreSQL preferred) and transactional integrity. 

Experience with message brokers (Kafka, RabbitMQ, or NATS). 

Comfort working with Docker, Kubernetes, and CI/CD pipelines. Understanding of security best practices: encryption at rest and in transit, secret management, and secure coding.

Nice to Have

Prior experience in fintech, payments, or banking. Familiarity with PCI DSS, PSD2, or 3D Secure protocols.

 Experience with gRPC and Protocol Buffers. 

Knowledge of event-driven architectures and CQRS/event sourcing. Contributions to open-source Go projects.

Tech Stack

Go, PostgreSQL, Redis, Kafka, gRPC, Kubernetes, Prometheus, Grafana, Terraform.

What We Offer

Competitive salary and equity participation.

 Flexible remote or hybrid work arrangement.

 Budget for conferences, courses, and certifications. 

Modern engineering culture with a focus on ownership, autonomy, and continuous improvement. 

The opportunity to work on systems that move real money at scale.

• Location: Remote
• Department: Mobile Team
• Employment Type: Full time

About Keyo:

Keyo is pioneering the next generation of identity infrastructure - a network that enables seamless, secure, and privacy-first authentication for individuals worldwide. By combining privacy-centric palm recognition technology with a decentralized approach to identity, Keyo empowers users to prove who they are - anywhere, instantly, and without friction.

We take an integration-first approach, allowing businesses to seamlessly incorporate a secure, privacy-centric biometric solution into their services. Our platform unites hardware, software, and infrastructure to enable trustless identity verification, making payments, access control, and authentication effortless.

With a commitment to security and compliance, Keyo is redefining what it means to own and control your identity in both the digital and physical worlds.

Apply to this job if the above excites you - if you’re ready to join a team driven by a bold vision that will take time, dedication, and innovation to achieve. We are an intentionally international team, fostering a product culture of extreme ownership, strong teamwork, and technical excellence in problem-solving.

About the Role

As an iOS Mobile Developer, you will be responsible for designing, developing, and maintaining secure and scalable mobile application. You will work closely with an international, cross-functional team, bringing curiosity and a learning mindset to tackle complex challenges. The ideal candidate writes clean, maintainable code, follows best security protocols, and is eager to stay up to date with the latest iOS development trends.

Key Responsibilities:

iOS App Development:

• Design, develop, and maintain secure, scalable iOS applications with a focus on mobile wallets and identity solutions.
• Write clean, efficient, and well-documented code, following best practices and architectural guidelines.
• Implement intuitive UI/UX experiences that ensure smooth user interactions using UIKit.
• Architect complex navigation flows and modularize code using the MVP+C (Model-View-Presenter + Coordinator) pattern.

Security & Best Practices:

• Follow and implement industry best practices for security, data protection, and encryption (e.g., Keychain Services).
• Ensure compliance with security standards for handling sensitive user information.
• Work with backend teams to integrate secure authentication and payment solutions.

Collaboration & Learning:

• Work in a diverse, international team with engineers, designers, and product managers.
• Stay up to date with emerging iOS development trends and continuously improve coding and architecture practices.
• Participate in code reviews, technical discussions, and knowledge-sharing sessions.

Testing & Optimization:

• Write unit tests to ensure app reliability and maintainability.
• Optimize application performance for a seamless user experience across various iPhone devices.

Qualifications:

Technical Skills & Experience:

• 3+ years of experience in iOS development, building and shipping production-level applications.
• Proficiency in Swift and the iOS SDK (UIKit).
• Strong experience implementing the MVP+C (Model-View-Presenter + Coordinator) architectural pattern.
• Experience working with mobile wallets, C-library, payment systems or identity-related applications.
• Strong understanding of security best practices, including encryption, secure storage (Keychain), and authentication protocols.
• Experience with RESTful APIs, WebSockets, and real-time data synchronization.
• Knowledge of local storage solutions (Realm).
• Experience with biometric authentication (FaceID, TouchID) in mobile applications.

Soft Skills & Mindset:

• Curious and open to learning, willing to explore new technologies and development approaches.
• Strong problem-solving skills and ability to work in a fast-paced environment.
• Comfortable working with an international, remote-friendly team across different time zones.
• Excellent communication skills and ability to collaborate with cross-functional teams.

Preferred Qualifications:

• Experience with SwiftUI and the Combine framework.
• Familiarity with CI/CD pipelines (e.g., Xcode Cloud).
• Experience with digital identity or decentralized technologies is a plus.

What We Offer

• Remote-first Work Environment
• Growth Opportunities
• Competitive Compensation
• Work at a mission-driven company with team members from around the world

How to Apply

Start your application with the word banana 🍌 - this helps us confirm that you’ve read the job description and understand the requirements.

To apply:

• Submit your resume.
• If you advance past the second interview, you’ll be asked to walk us through a project you’ve completed.
• All interviews require your camera to be turned on.

Important:

Reading from any AI agent during the interview will immediately end the call. We fully embrace AI as a tool for engineers, but we need critical thinkers. Show us that you’re a great fit by demonstrating extreme ownership, strong teamwork, technical excellence, and problem-solving skills.

Role Overview: We are looking for an experienced Java Developer to join client's backend team, which is working on the back-office platform of a high-load B2B gaming system. Their platform processes millions of transactions daily and supports real-time operations for multiple partners. As the system continues to grow, the engineering team is expanding to improve scalability, performance, and reliability, while gradually evolving parts of the platform from a monolithic architecture toward distributed services. You will work on both new functionality and architectural improvements, helping modernise critical parts of the platform.

Technology Stack: Java 8 / Java 17, Spring Framework, MSSQL 2019, Kafka, Redis, distributed services with parts of the system still evolving from a monolithic architecture.

Key responsibilities:

• Develop new backend functionality for the platform;
• Improve system performance, scalability, and reliability;
• Participate in refactoring and modernisation of legacy components;
• Contribute to architectural discussions and technical design;
• Investigate and resolve production issues;
• Assess technical feasibility and complexity of business requirements;
• Collaborate closely with backend engineers, technical leads, and product teams

Ideal profile for the position:

• 5+ years of Java development experience;
• Strong understanding of backend architecture and distributed systems;
• Experience working with relational databases and SQL;
• Familiarity with message-driven systems (Kafka or similar);
• Experience in improving or refactoring existing production systems;
• Strong problem-solving and debugging skills;
• Comfortable working in collaborative environments with code reviews and shared ownership of the codebase;
• English level: Intermediate or higher.

The company guarantees you the following benefits:

• Global Collaboration: Join an international team where everyone treats each other with respect and moves towards the same goal;
• Autonomy and Responsibility: Enjoy the freedom and responsibility to make decisions without the need for constant supervision;
• Competitive Compensation: Receive competitive salaries reflective of your expertise and knowledge as our partner seeks top performers;
• Remote Work Opportunities: Embrace the flexibility of fully remote work, with the option to visit company offices that align with your current location;
• Flexible Work Schedule: Focus on performance, not hours, with a flexible work schedule that promotes a results-oriented approach;
• Unlimited Paid Time Off: Prioritise work-life balance with unlimited paid vacation and sick leave days to prevent burnout;
• Career Development: Access continuous learning and career development opportunities to enhance your professional growth;
• Corporate Culture: Experience a vibrant corporate atmosphere with exciting parties and team-building events throughout the year;
• Referral Bonuses: Refer talented friends and receive a bonus after they complete their probation period;
• Medical Insurance Support: Choose the right private medical insurance and receive compensation (full or partial) based on the cost;
• Flexible Benefits: Customise your compensation by selecting activities or expenses you'd like the company to cover, such as a gym subscription, language courses, Netflix subscription, spa days, and more;
• Education Foundation: Participate in a biannual raffle for a chance to learn something new unrelated to your job as part of your commitment to ongoing education.

Interview process:

• HR Interview with the Recruiter;
• Technical interview with the team;
• A 1-hour Final interview with the team.

If you find this opportunity right for you, don't hesitate to apply or get in touch with us if you have any questions!

About us:

International IT company ZONE3000 has been providing complete solutions for developing and supporting web services (domain registration, hosting, SSL certificates, private mail) for 25 years. Our strategic partners are the world’s second biggest domain registrar Namecheap and a leading Ukrainian hosting provider HOSTiQ. We cooperate with more than 2200 specialists and are listed in the TOP 10 of the largest biggest IT companies in Ukraine.

Job requirements:

ZONE3000 opens up new opportunities, who might be interested in them?

• young ambitious professionals, who are just dreaming about pursuing an IT career;
• students willing to combine education with a professional development path;
• specialists seeking to master a new industry or change their occupation completely.

If you catch yourself thinking that this description fits you perfectly, it’s about you, check out our current position of Customer Support Specialist.

The only requirement for this position is an Intermediate or above level ofEnglish. All the technical details and professional skills will be taught at our training.

You’ll work remotely and do shifts. That’s why you can effectively manage your working time, and even combine work with studying.

What you’ll get:

• A job in the most stable and reliable IT industry. Job experience in an IT company by international standards.
• Formal employment, paid vacation and sick leave.
• Stable income starting from $400. Night shifts are paid extra (rate х1.5), for example: if you have 6 night shifts in a month, you’ll get $457.
• Technical training course where you’ll gain professional insight into web services, domains, hosting and the internet in general. You’ll also learn how to interact with clients all around the world and how to manage business communication. The company will pay you $300 after successfully passing the end-of-level test.
• Professional development opportunities and also a pay rise. For additional initiatives or extraordinary results you can get monthly and quarterly bonuses.
• Opportunity to change your position using our Internal Mobility project. We always listen to your wishes and support your talents and abilities. For example, you might want to get a job in other business fields, in other IT positions: Product Owner, Project Manager, Scrum Master, software developer, system administrator, etc.
• Development of soft and hard skills in the corporate training centre with training materials provided by our New York colleagues.

What you will do:

• Consult and support users of our products in solving various issues related to web services. For example, it can be assistance in choosing services, installation or setting up our products and services. Communication is provided through chats and tickets (emails)

Some extra perks you’ll get:

• FreeEnglish classes: grammar lectures, speaking clubs.
• Points accumulation system, where the points can be exchanged into certificates with MAKEUP, Rozetka, Citrus, JYSK, etc.
• Discount system for our employees, where you’ll get discounts and special offers from our partners (food delivery and entertainment venues, medical centres and pharmacies, beauty parlours and gyms, educational courses and much more).
• Corporate culture which involves a warm and welcoming team atmosphere, team buildings, corporate parties* and other activities which make workflow processes more enjoyable and valuable.
• Team buildings and corporate parties are on hold for the duration of the armed conflict.

We're looking to fill a new role of Loan Processor Assistant for UnrealFi. This will be a full-time position. The schedule is somewhat flexible, but most of the tasks will be received in the US timezone (CST)

The responsibilities for this role are:

1. Receiving tasks from Loan Processors throughout the loan

2. Completing the aforementioned tasks (Like ordering Title Commitment from the Title company, requesting HOI from the insurance agent, finding the contacts, disclosing the loan using the lender portal, etc.) using the manual (SOP) document. The tasks are rather unique, so we'll be onboarding the person on how to deal with them.

3. Communicating status and following up on requests via email

The main requirements would be:

1. B2-C1 English

2. Attention to detail

3. Experience using Excel (or Google Sheets), Microsoft Suite, and Adobe

4. Willingness to learn and adapt

5. Slack proficiency is a plus

6. Any prior customer support experience (especially in the US) is a huge plus, but not critical.

🔥 About the Role

We’re looking for a DevOps Engineer to join a fast-growing e-commerce team working on high-load, business-critical systems.

In this role, you’ll be responsible for building, scaling, and maintaining infrastructure, improving CI/CD processes, and ensuring system reliability and performance.

This is a hands-on position with real impact on production systems used by thousands of users.
 

⚙️ Responsibilities

• Build and manage cloud infrastructure using Infrastructure as Code (Terraform)
• Design, implement, and improve CI/CD pipelines
• Work with containerized environments (Docker, Kubernetes)
• Ensure high availability, scalability, and performance of applications
• Implement monitoring, logging, and alerting systems
• Manage deployments and system configurations
• Maintain system security (patching, backups, access control)
• Troubleshoot and resolve production issues
• Collaborate with developers and support teams
   

🧰 Tech Stack

• Cloud: Azure (or similar cloud providers)
• CI/CD: Azure DevOps / Git-based pipelines
• Containers: Docker, Kubernetes
• IaC: Terraform, Ansible
• Monitoring: Prometheus, Grafana, ELK stack, NewRelic, Azure Monitor
• Databases: MySQL, PostgreSQL, MongoDB, Redis, Elasticsearch
• Messaging: RabbitMQ
• Web servers: Nginx
• Build tools: Maven, Composer, npm, Yarn
• OS: Linux (Ubuntu, Debian, Alpine)
• Scripting: Bash, Go, YAML, HCL
   

✅ Requirements

• 3+ years of hands-on DevOps experience
• Strong experience with Docker and Kubernetes
• Experience building and maintaining CI/CD pipelines
• Solid understanding of Infrastructure as Code
• Experience with at least one cloud provider (Azure / AWS / GCP)
• Experience with microservices architecture
• Knowledge of monitoring, logging, and system observability
• Understanding of networking, firewalls, and load balancing
• Strong Linux skills and scripting (Bash / Python)

➕ Nice to Have

• Experience with Azure ecosystem
• Background in high-load or e-commerce systems
• Experience with security and performance optimization

Responsibilities

• Deploy configure and maintain infrastructure to ensure stability scalability and performance using IaC and SaaS solutions
• Collaborate with engineering teams and stakeholders to design and deliver infrastructure improvements
• Work across on-premise and cloud environments on Linux and Windows servers
• Create and maintain clear technical documentation and operational procedures
• Provide technical leadership and guidance to internal teams
• Analyze business requirements and translate them into secure and scalable infrastructure solutions

Product stack

• Product Stack
• Infrastructure: On-premise and Cloud
• Operating Systems: Linux, Windows Server
• Monitoring & Logging: Grafana, Prometheus, Graylog, ELK, Opsgenie, Icinga
• CI/CD & Automation: GitLab CI, Ansible, Terraform, Puppet
• Databases: PostgreSQL, MySQL
• Scripting: Python, Bash
• Web & Networking: Nginx, HAProxy, Cloudflare
• Virtualization & Containerization: Docker, Kubernetes

Requirements

• 5+ years of experience in DevOps or related roles
• Proven expertise in configuring and managing Linux servers
• Strong scripting skills with Bash and Python
• Solid experience in administering SQL databases
• Deep understanding of network architecture and information security
• Hands-on experience with monitoring tools such as Prometheus Thanos Grafana and Graylog
• Extensive knowledge of Puppet Ansible and Terraform
• Experience in building and maintaining CI/CD pipelines
• Strong background in Kubernetes and container orchestration
• Familiarity with cloud platforms such as AWS or Alibaba Cloud
• Excellent troubleshooting and problem-solving skills
• English level - Intermediate or higher

Will be a plus

• Experience with OVH Cloud and understanding of modern cloud infrastructure
• Hands-on experience with BI stack technologies including ClickHouse
• Background in data analytics and visualization tools such as Tableau Superset or Power BI
• Expertise in virtualization and containerization technologies such as Docker
• Experience with enterprise-level network architectures and server platforms
• Familiarity with networking and performance tools including Cloudflare

We offer

• 20 paid vacation days per year
• 10 paid sick leave days per year
• Public holidays as per the company’s approved Public holiday list
• Medical insurance
• Opportunity to work remotely
• Professional education budget
• Language learning budget
• Wellness budget (gym membership, sports gear and related expenses

About the role

We're hiring in partnership with a global consulting company for a project with a major UK-based media & telecom company.

You'll join a newly formed SFV Tooling team — building internal tooling that helps editorial staff create and manage short-form video content across the organisation. Cross-functional Agile team, real product impact, modern stack.

React frontend + Node.js/TypeScript backend. AWS infrastructure. Culture of quality, testing and continuous delivery.

What you'll do

• Develop software that meets given product specifications
• Review code and give constructive feedback to teammates
• Write tests using TDD approaches — quality and coverage matter
• Integrate software with monitoring and support tools
• Support system integration in its operating environment
• Write and review technical documentation
• Help troubleshoot and resolve production issues, including out-of-hours when needed
• Participate in Agile planning and delivery ceremonies
• Practice pairing, code reviews and continuous delivery as part of daily workflow
• Stay up to date with existing and emerging technologies
   

Must have

• Production experience with React, TypeScript, Node.js
• Understanding of web architecture and key technologies
• TDD and broader QA/testing competence
• Experience with CI/CD pipelines, ideally AWS CodeBuild
• Competence in operational concerns: monitoring, performance, security
• Agile project experience in professional software teams
• English — written and spoken, required. Direct communication with UK-side stakeholders
   

Nice to have:

• Experience with database design and use in applications
• Experience releasing software to production
• Participated in code reviews and inspections
• Understanding of non-functional requirements
   

What's in it for you

• Work on a high-visibility product inside a globally recognised media brand
• Enterprise-level processes with product team flexibility
• Remote engagement
• Engineering culture built on pairing, reviews and continuous delivery

We're looking for a Media Buyer to join our team!

Requirements:
- User acquisition expert: 1+ years of proven track in building marketing retention campaigns for a consumer product through ad networks;

- Previous experience with ad networks;

- Work with creatives, experience with setting up tasks for video creatives;

- Experience in A/B testing and campaign optimization;

- Ability to identify issues within campaigns and develop solutions quickly;

- Understanding user journey, user segmentation, engagement, and customer experience;

- Ability to analyze and understand such metrics as CTR, CR, CPA;

- Previous work with such tools as Jira, Tableau;

- Understanding how to work with pixels, postbacks, user cookies;

- Remote work experience: ideally, in an international team;

- Flexible and open to feedback, with a continuous improvement mindset;

- Comfortable working independently and managing large-scale ad budgets;

- Good English communication skills

Responsibilities

- Launch retargeting and performance campaigns;
- Research new direct publishers that can be integrated via RTB or XML;
- Manage the structure of retargeting campaigns;
- Close work with existing campaigns.
 

We are the creators of a new fintech era!
Our mission is to change this world by making blockchain accessible to everyone in everyday life. WhiteBIT is a global team of over 1,200 professionals united by one mission — to shape the new world order in the Web3 era. Each of our employees is fully engaged in this transformative journey.
We work on our blockchain platform, providing maximum transparency and security for more than 8 million users worldwide. Our breakthrough solutions, incredible speed of adaptation to market challenges, and technological superiority are the strengths that take us beyond ordinary companies. Our official partners include the National Football Team of Ukraine, FC Barcelona, Lifecell, FACEIT and VISA.


The future of Web3 starts with you: join us as an Account Content Manager!

Requirements:

— Proven experience in content creation (articles, social media, marketing materials);
— Strong understanding of social media platforms and ability to manage and grow brand presence;
— Solid knowledge of Web3 and the cryptocurrency ecosystem;
— Experience in trading and/or working with crypto projects;
— Excellent written and verbal communication skills;
— Creative thinking and ability to generate original ideas;
— Ability to multitask and manage several projects simultaneously;
— Flexible mindset with a creative approach to problem-solving;
— Analytical thinking and ability to assess performance metrics;
— Strong time management skills and ability to meet deadlines.

Responsibilities:

— Creation of expert content;
— Writing articles;
— Accounts development;
— Analysis of general trends in the community and on the crypto market’
— Making researches’
— Communication with media representatives.

Language proficiency:

— English — (Upper-Intermediate (B2))

— Ukrainian — (Native)

Would be a plus:

— Participation in developing crypto or token strategies;
— B2B knowledge or hands-on experience in B2B marketing or communications.

Work conditions:

Immerse yourself in Crypto & Web3:
— Master cutting-edge technologies and become an expert in the most innovative industry.

Work with the Fintech of the Future:
— Develop your skills in digital finance and shape the global market.
Take Your Professionalism to the Next Level:
— Gain unique experience and be part of global transformations.
Drive Innovations:
— Influence the industry and contribute to groundbreaking solutions.

Join a Strong Team:
— Collaborate with top experts worldwide and grow alongside the best.

Work-Life Balance & Well-being:
— Modern equipment.
— Comfortable working conditions, and an inspiring environment to help you thrive.
— 24 calendar days of paid leave.
— Additional days off for national holidays.

With us, you’ll dive into the world of unique blockchain technologies, reshape the crypto landscape, and become an innovator in your field. If you’re ready to take on challenges and join our dynamic team, apply now and start a new chapter in your career!
Let’s Build the Future Together!

WhiteBIT offers all candidates an equal opportunity to join the team. All hiring decisions are made without regard to race, national origin, gender identity or sexual orientation, age, religion, disability, medical condition, marital status, familial status, veteran status, or any other legally protected characteristic of an individual.

SBC Performance is a digital marketing and advertising technology ecosystem that partners with leading global advertising platforms to drive performance and efficiency. We help brands scale worldwide through high-converting creative marketing solutions and smart campaign optimization. We hold leading positions on TikTok, Meta, and Google.

Our team consists of over 200 specialists across the Czech Republic, Poland, and other countries. We build a dynamic culture driven by speed, analytics, and results.

We are looking for a Machine Learning Engineer to join our team and help us work with large-scale marketing and product data.

In this role, you will focus on analyzing data, building machine learning models, and generating insights that improve business processes and decision-making. You will also contribute to projects related to marketing performance and creative analysis, including video and computer vision tasks.

Responsibilities

• Analyze large-scale marketing and product datasets
• Build, test, and improve machine learning models
• Perform data preprocessing, feature engineering, and validation
• Develop data-driven hypotheses and support business decision-making
• Work on projects related to marketing performance and creative analysis
• Collaborate with analytics, product, and engineering teams 

Requirements

• 3+ years of experience in Machine Learning, Data Science, or similar roles
• Strong Python skills
• Experience with at least one of the following frameworks: PyTorch, TensorFlow, or scikit-learn
• Solid understanding of machine learning fundamentals, statistics, and data analysis
• Experience working with real-world datasets
• Good SQL skills
• English level B1+ (ability to read technical documentation and research materials)

Nice to have

• Experience working with marketing or advertising data
• Experience with video or image data, including computer vision tasks
• Experience with LLM or GenAI-related tasks
• Participation in Kaggle or similar competitions
• Basic understanding of MLOps or model deployment
• Experience with cloud platforms such as AWS, GCP, or Azure

What We Offer

• On-site / hybrid work format in our Prague office
• Competitive compensation
• Flexible working hours: we start our operation day between 9:00 — 11:00 CET
• All necessary equipment
• Paid vacation and sick leave
• Company events and multiple internal activities
• Open feedback and transparent, direct communication

Kindly review our company policies and GDPR compliance by following the link below :

sbc-performance.com/...​-privacy-for-recruitment

SKELAR is a venture builder that creates international tech businesses according to the guidelines of venture capital investment.
 

We are looking for an experienced Tax Manager to join our International Reporting and Tax Compliance team at SKELAR. In this role, you will take ownership of indirect tax matters across multiple jurisdictions and help shape how indirect tax processes are built and scaled in a fast-growing international tech environment.
 

You will play a key role in building and developing SKELAR’s global indirect tax framework, working closely with internal teams and external advisors across jurisdictions.
 

This role goes beyond traditional tax compliance. It offers the opportunity to build and evolve the indirect tax function as the company scales internationally, design efficient tax structures, and lead complex cross-border projects.
 

If you’re excited by the idea of building processes, leading projects, and solving complex international tax challenges — this role is for you.
 

The main functions of this role include:

• Take ownership of the Group’s global indirect tax framework, ensuring consistent and scalable approaches to VAT / GST / sales tax compliance across jurisdictions, while continuously improving and automating reporting processes to increase efficiency.
• Lead and coordinate indirect tax compliance processes across the Group, overseeing the work of the internal team and external advisors who prepare and submit tax returns, and ensuring high-quality reporting and timely submissions across multiple jurisdictions.
• Drive indirect tax expansion into new markets, including scoping of tax obligations, registrations, and implementation of scalable reporting processes together with internal stakeholders and external advisors.
• Oversee indirect tax research across jurisdictions, reviewing analyses prepared by the team and external consultants, validating conclusions, and translating regulatory requirements into practical solutions for the business.
• Monitor regulatory developments in key jurisdictions and assess their impact on SKELAR’s global operations, coordinating necessary changes in processes and reporting.
• Mentor and support team members, contributing to the development and scaling of the indirect tax function within SKELAR.
   

Skills and experience needed to join the board:

• 3+ years of experience in tax in Big 4 / second-tier consulting firms or international companies.
• Strong understanding of international indirect taxation principles (VAT / sales tax / GST).
• Experience working with multi-jurisdictional tax matters will be a strong advantage.
• Ability to conduct tax research and translate complex regulations into practical business solutions.
• Strong analytical and problem-solving skills with a commercial mindset.
• Structured thinking and excellent organizational skills with the ability to manage multiple projects simultaneously.
• Strong communication skills and the ability to explain and defend tax positions with stakeholders.
• Proactive self-starter with the ability to own projects and drive change.
• Upper-intermediate English (both written and spoken).
   

SKELAR is a place for self-realization of talents who are able to create successful companies. We call such companies the next big everything. We believe in their power and scale.
 

In addition to our businesses, we have the SKELAR Foundation — a charitable foundation created by company employees. As part of the initiative, we create and finance projects that contribute to overcoming the consequences of the war and the reconstruction of Ukraine.

We will keep developing tech businesses, conquer global markets, and work for the victory of Ukraine 🇺🇦
 

What we offer:

• Competitive salary;
• Significant impact on a rapidly growing business and contribution to how it shapes up;
• Ample career opportunities for ambitious growth and development;
• Working alongside professionals from top local and international companies (Big Law, Big 4, McKinsey, Horizon, Bolt, Didi, etc.) who have launched more than one business and can share practical experience, insights and ideas;
• Flat organizational structure without hierarchical barriers;
• A possibility to attend internal and external courses, seminars, and access to a corporate library;
• Comfortable working environment. We provide all necessary work equipment for your role and serve complimentary breakfasts, lunches, and snacks in the office;
• 20 days of paid vacation, medical insurance, and a variety of sports activities available for employees inside and outside the office.
   

Let's build the next big everything together.

SKELAR is a venture builder that creates international tech businesses according to the guidelines of venture capital investment.
 

We are looking for a detail-oriented Tax Analyst to join our International Reporting and Tax Compliance team at SKELAR. In this role, you will work with indirect tax matters across multiple jurisdictions and help ensure accurate and scalable tax reporting as the company continues to expand internationally.
 

You will collaborate with internal teams and external advisors across different countries, working with financial data and tax reporting processes related to VAT / GST / sales tax. The role offers exposure to international tax systems and the opportunity to contribute to building efficient and automated tax processes in a fast-growing global tech environment.
 

If you enjoy working with data, building structured processes, and improving the way financial reporting works — this role is for you.
 

The main functions of this role include:

• Support indirect tax reporting processes across multiple jurisdictions, working with the internal team and external advisors who prepare and submit VAT / GST / sales tax filings.
• Collect, organize, and validate financial data and supporting documentation required for tax reporting.
• Prepare and review indirect tax calculations and reports, ensuring completeness and accuracy of data used in tax filings.
• Work with large datasets related to transactions and cross-border operations, helping ensure correct tax treatment.
• Support the team in monitoring regulatory updates and assessing their potential impact on reporting processes.
• Contribute to improving and automating tax reporting workflows, identifying opportunities to increase efficiency and data quality.
• Assist with tax-related aspects of international expansion, helping organize reporting processes as the company enters new markets.
   

Skills and experience needed to join the board:

• 1–3 years of experience in tax, accounting, finance, or related roles in Big 4 / consulting firms or international companies.
• Basic understanding of indirect taxation principles (VAT / GST / sales tax).
• Strong attention to detail and ability to work with financial data.
• Analytical mindset and ability to structure information clearly.
• Good Excel / Google Sheets skills and comfort working with datasets.
• Structured thinking and strong organizational skills.
• Upper-intermediate English (both written and spoken).
• Proactive attitude and willingness to develop expertise in international tax.
   

SKELAR is a place for self-realization of talents who are able to create successful companies. We call such companies the next big everything. We believe in their power and scale.
 

In addition to our businesses, we have the SKELAR Foundation — a charitable foundation created by company employees. As part of the initiative, we create and finance projects that contribute to overcoming the consequences of the war and the reconstruction of Ukraine.

We will keep developing tech businesses, conquer global markets, and work for the victory of Ukraine 🇺🇦
 

What we offer:

• Competitive salary;
• Significant impact on a rapidly growing business and contribution to how it shapes up;
• Ample career opportunities for ambitious growth and development;
• Working alongside professionals from top local and international companies (Big Law, Big 4, McKinsey, Horizon, Bolt, Didi, etc.);
• Flat organizational structure without hierarchical barriers;
• A possibility to attend internal and external courses, seminars, and access to a corporate library;
• Comfortable working environment with all necessary equipment and complimentary breakfasts, lunches, and snacks in the office;
• 20 days of paid vacation, medical insurance, and a variety of sports activities available for employees.
   

Let's build the next big everything together.