Jobs

We are looking for an experienced Kafka Software Engineer to support and operate a mission-critical streaming platform in a long-term engagement. This role is focused on ensuring stable, secure, and high-performance Kafka operations within an event-driven architecture environment. The ideal candidate combines strong hands-on Confluent Kafka expertise with advanced troubleshooting capabilities and consulting-level communication skills. You will act as a key technical advisor for development teams, helping optimize message flows, configurations, and platform reliability. The position requires a structured and proactive engineer capable of resolving complex system issues and guiding best practices. This is a full-time, long-term opportunity for a senior-level professional located in the EU or Ukraine.

Details

Location: EU or Ukraine

Work Model: Remote

Employment Type: Contract, Full-time

Duration: Long-term

Rate: Negotiable

Language Requirements: English – Upper-Intermediate

Competence Level: Senior Consultant level (4–6 years in role)

Key Responsibilities

Maintain and monitor the Kafka platform to ensure stable and reliable operation

Perform Kafka administration (topics management, configurations, ACLs, access control)

Provide 2nd and 3rd level support to internal users and development teams

Troubleshoot incidents, performance bottlenecks, and message flow issues

Optimize streaming pipelines and improve platform resilience

Advise development teams on Kafka usage, architecture, and best practices

Maintain structured technical documentation

Contribute to improvements in event-driven and streaming architecture design

Requirements

Strong hands-on experience with Confluent Kafka (mandatory)

4–6 years of professional experience in Kafka or streaming platform roles

Deep understanding of event-driven and streaming architectures

Experience with Kafka administration and operational support

Strong troubleshooting and root cause analysis skills

Consulting-level communication skills and ability to guide teams

Ability to analyze and resolve complex system interactions

Structured and documentation-driven working style

English – Upper-Intermediate

Nice to Have

Experience with schema registry, Kafka Connect, ksqlDB

Familiarity with monitoring tools (Prometheus, Grafana, Splunk)

Experience in cloud-based Kafka environments (AWS, Azure, GCP)

Experience in high-availability or enterprise-scale streaming environments

We are looking for you!
 

As we continue to design and build data-driven solutions across diverse domains — we’re seeking a Data Engineer who thrives on transforming data into impactful insights. If you’re passionate about crafting robust architectures, optimizing data pipelines, and enabling intelligent decision-making at scale, we’d love to have you join our global team and shape the next generation of data excellence with us.

Contract type: Gig contract.

Skills and experience you can bring to this role
 

Qualifications & experience:
 

• 5+ years of intensive experience as a Data Engineer or in a similar role, with a demonstrable track record of leading large-scale projects;
• Mastery in Python and data stack (NumPy, Pandas, scikit-learn);
• Good Understanding of SQL/RDBMS and familiarity with data warehouses (BigQuery, Snowflake, Redshift, etc.);
• Experience building ETL data pipelines (Airflow, Prefect, Dagster, etc);
• Experience with modern Scrum-based Software Development Life Cycle (SDLC);
• Strong communication skills to explain technical insights to non-technical stakeholders.

Nice to have:

• Hands-on experience with Python web stack (Fast API / Flask);
• Proven expertise in designing and optimizing large-scale data pipelines;
• Comprehensive understanding of data governance principles and data quality management practices;
• Understand marketing and media metrics (i.e., what conversion rate is and how it is calculated).
• Exceptional leadership, communication, and collaboration skills, with a knack for guiding and nurturing teams.
   

Educational requirements:

• Bachelor’s degree in Computer Science, Information Systems, or a related discipline is preferred.

What impact you’ll make 
 

• Lead the design, development, testing, and maintenance of scalable data architectures, ensuring they align with business and technical objectives;
• Spearhead the creation of sophisticated data pipelines using Python, leveraging advanced Snowflake capabilities such as Data Shares, Snowpipe, Snowpark, and more;
• Collaborate intensively with data scientists, product teams, and other stakeholders to define and fulfill intricate data requirements for cross-channel budget optimization solutions;
• Drive initiatives for new data collection, refining existing data sources, and ensuring the highest standards of data accuracy and reliability;
• Set the gold standard for data quality, introducing cutting-edge tools and frameworks to detect and address data inconsistencies and inaccuracies; and
• Identify, design, and implement process improvements, focusing on data delivery optimization, automation of manual processes, and infrastructure enhancements for scalability.

What you’ll get 
 

Regardless of your position or role, we have a wide array of benefits in place, including flexible working (hybrid/remote models) and generous time off policies (unlimited vacations, sick and parental leaves) to make it easier for all people to thrive and succeed at Star. On top of that, we offer an extensive reward and compensation package, intellectually and creatively stimulating space, health insurance and unique travel opportunities.

Your holistic well-being is central at Star. You'll join a warm and vibrant multinational environment filled with impactful projects, career development opportunities, mentorship and training programs, fun sports activities, workshops, networking and outdoor meet-ups.

Description

🌿KAMASANA is a 20-year-old manufacturer and retailer of premium sleep products - mattresses, bedding, and pillowcases with its own production facility. The company holds ~40% of the springless mattress market in Ukraine, sells across Spain, Germany, and international markets, and has its products stocked at IKEA.
Amazon was launched in 2024 and is now the company's primary growth vehicle.

KAMASANA is looking for a commercially-driven e-commerce leader who can own Amazon DE as the primary revenue channel, develop Shopify DTC, and lay the foundation for expansion into EU, UK, and US markets. You will be the strategic and operational head of the entire marketplace function: setting direction, leading the team, and delivering profitable growth.

🎯Mission of the Role
As Head of Amazon & DTC, you will:
🔸Own and continuously improve KAMASANA's Amazon operations and commercial performance
🔸Drive month-over-month gains across listings, inventory, advertising, and account health
🔸Deliver sustainable profit growth by combining strategic vision with execution quality
🔸Inform product development and assortment decisions with data, customer insights, and market feedback

You will:
🔸Report directly to the Founder
🔸Lead a cross-functional team: PPC specialists, designers, operations managers, accountants, tax and returns specialists
🔸Serve as the single point of accountability for Amazon, Shopify, and all future marketplace channels

🧩 Experience and skills:
🔹5+ years of e-commerce experience with a focus on European Amazon (Amazon.de is a must)
🔹Proven track record of growing revenue and profitability on Amazon at scale
🔹Team management experience (2+ direct reports)
🔹Deep understanding of Amazon's algorithm, ranking mechanics, and advertising ecosystem
🔹Hands-on experience with analytics tools: Amazon Brand Analytics, Helium 10, Shopify Analytics, or equivalent
🔹Strong grasp of performance metrics and the ability to make data-driven decisions
🔹Understanding of the interplay between paid traffic, organic rankings, and product economics
🔹English B2 (Upper Intermediate), Ukrainian/Russian language proficiency required - primary language of internal communication

⚙️Key Responsibilities

🧠Strategy
🔸Design and execute a revenue and growth strategy across Amazon and Shopify (DE first, then EU/UK/US)
🔸Build P&L plans, define KPIs, and own margin management across all channels
🔸Develop a profitability roadmap and drive SKU rationalization, new product launches, and portfolio scaling
🔸Define pricing and margin strategies and allocate marketing budgets across channels

📊Operations
🔸Monitor and improve daily performance metrics: revenue, margin, CVR, CTR, TACOS, Refund Rate
🔸Oversee listing quality: SEO, creative assets, A+ content and generate ongoing optimization hypotheses
🔸Manage inventory levels in coordination with warehouse and logistics
🔸Maintain Account Health and ensure compliance with EU regulatory requirements (GPSR, LUCID, VAT, etc.)
🔸Reduce return rates and optimize advertising spend to improve net profitability

👥Team Leadership
🔸Set and review KPIs for each team member (operations specialists, PPC managers, designers, accountants, tax specialists, returns manager) and track execution via ASANA
🔸Identify gaps in the team structure and hire additional specialists as needed
🔸Drive a results-oriented culture with clear ownership and accountability at every level

✨Nice to Have

🔹Experience with EU compliance requirements: VAT OSS, GPSR, LUCID, EPR
🔹Background scaling a brand from one EU market into multiple regions
🔹Experience working with brands that have their own manufacturing facility
🔹Familiarity with bedding, home goods, or consumer products categories
🔹Experience building or restructuring an e-commerce team from scratch

💼Compensation and Benefits

🌍 Full-time/part-time, fully remote
🕐 Flexible schedule, no fixed hours - results-oriented
🌴 Paid vacation & sick days, public holidays off
🤝 High flexibility in all working arrangements
🚀 Equity & partnership opportunity as the business scales

If this role matches your experience and ambitions, we encourage you to apply!

We are urgently looking for a strong Shopify expert to help integrate an existing Shopify store with a Framer website using Frameship. The ideal candidate will be able to diagnose and resolve Shopify API sync issues (including 402 errors), fix current integration errors, and ensure reliable syncing of products, variants, pricing, inventory, images, and collections.

Responsibilities:

• Integrate Shopify with a Framer website via Frameship.
• Troubleshoot and resolve Shopify API sync issues and errors.
• Ensure accurate and reliable syncing of all store data (products, variants, pricing, inventory, images, collections).
• Implement scalable Framer components and a fully functional shopping flow: browse → product page → add to cart → Shopify checkout (redirect or embedded).
• Connect Meta (Facebook/Instagram) and TikTok sales channels with basic tracking (pixels/events).

• Perform desktop and mobile QA to ensure a smooth user experience.

   

Requirements:

• 5+ years strong experience with Shopify and Shopify API.
• 3+ years of proven experience integrating Shopify with third-party platforms, preferably Framer.
• Familiarity with Frameship or similar tools.
• Knowledge of Meta and TikTok sales channels and basic tracking setup.
• Strong problem-solving skills and attention to detail.
• Ability to ensure reliable, scalable, and maintainable integration solutions.

Summary
We’re looking for a hands-on Lead Developer to help build and evolve our next-generation website builder and CMS platform. This role is ideal for someone who enjoys owning complex systems, writing production code, and helping shape technical direction alongside Product and TPM partners.

This is a 60/40 hands-on leadership role — you’ll be building critical features while also guiding design decisions and reviewing work across the team.

This role requires at least 10 years of hands-on experience as a developer, writing code in PHP & Laravel, as well as Team/Tech Lead experience. 

Responsibilities

• Lead development of core platform features across backend and frontend
• Write and review production code (Laravel, PostgreSQL, Angular/TS)
• Own database design and data integrity in a multi-tenant SaaS
• Partner with Product and TPMs to translate requirements into technical solutions
• Debug complex, cross-system issues involving editor state, persistence, and rendering
• Establish and maintain coding standards and architectural patterns
   

Requirements

• Strong backend development experience
• Deep understanding of database design (PostgreSQL preferred)
• Experience working on multi-tenant SaaS systems
• Comfortable working across the stack
• Solid debugging and problem-solving skills
   

Nice to Have

• Experience with CMSs or visual editors
• Familiarity with Angular, React, or similar frameworks
• Experience modernizing or replacing legacy systems

Other

• Fully remote, contract position (full-time, long-term)
• Adequate management, flexible schedule (4 hours overlap with EST time zone required, other hours at your convenience). 
• Steps in the hiring process:

1. Resume review + Intro call;
2. CodeSignal test;
3. Three tech interviews before an offer is extended

We are looking for a senior python engineer to join our backend team.  We have a big codebase and more lines of test code than app code.  Required experience with TDD, latest python best practices, integration with custom C modules, kafka, elasicsearch, cassandra, and/or ability to learn anything in 10 minutes ;)

We have a close-knit team and we pride ourselves on supporting each other.  You must have a similar attitude.  Open communicator, happy to speak.  Fluency in written + spoken English.

About the Project

Our client is a B2B cloud computing company that empowers software organizations to deliver immersive, hands-on experiences for sales demos, POCs, and customer training. Trusted by leading global brands such as Palo Alto Networks, Atlassian, Check Point, Dell, and many more, our platform accelerates sales cycles, boosts engagement, and improves user adoption. With a dynamic team across Israel, the U.S., and Europe, and backed by Bow River Capital, we’re growing fast! Join us to shape the future of virtual experiences.

We seek an Experienced Full-Stack Developer to take a pivotal role in our R&D organization. This position is for a technical leader passionate about building great software and can drive development across the entire lifecycle, from concept to production.

Required skills:

• Bachelor’s degree in Computer Science, Engineering, or equivalent experience as a Software Engineer in an IDF technological unit.
• 5+ years of professional, hands-on experience in software development.
• Proven experience leading the development of complex features from a technical standpoint, from design to deployment.
• Strong experience in backend development with C# and the .NET (or .NET Core) framework.
• Deep expertise with modern frontend frameworks, preferably Angular and TypeScript.
• Hands-on experience with cloud platforms (AWS preferred), CI/CD tools (e.g., GitHub Actions, Jenkins), and containerization (Docker).
• Experience with IaC tools such as Terraform or CloudFormation.
• A proactive and autonomous individual who can own complex problems and drive them to resolution.

Nice-to-Haves:

• Experience with state management libraries (e.g., NgRx).
• Familiarity with component libraries such as Angular Material.
• Advanced knowledge of testing frameworks and tools (e.g., Jasmine, Karma, Playwright, NUnit, xUnit).

Scope of work:

• Lead end-to-end feature development using Angular and C#, collaborating with product teams and mentoring engineers.
• Take full ownership of our infrastructure evolution by driving modernization initiatives such as monolith upgrades, service containerization, and migration to the AWS cloud.
• Actively build, manage, and improve CI/CD pipelines, automation, and cloud infrastructure to ensure smooth and reliable deployments.
• Design and deliver scalable backend services and responsive user interfaces.
• Promote best practices in code quality, testing, and security.
• Translate product requirements into production-ready features.
• Work with relational databases and optimize queries.

Description

About project: Mobile marketing and audience platform
 

Leading mobile marketing and audience platform, empowers the app ecosystem with cutting-edge solutions in mobile marketing, audience building, and monetization. With integration into over 500,000 monthly active apps and a global reach, our team leverages first-party data to deliver impactful and scalable advertising solutions.
 

We’re looking for a highly skilled, independent, and driven Machine Learning Engineer to lead the design and development of our next-generation real-time inference services - the core engine powering algorithmic decision-making at scale. This is a rare opportunity to own the system at the heart of our product, serving billions of daily requests across mobile apps, with tight latency and performance constraints.
 

Our platform empowers the mobile app ecosystem, simplifying mobile marketing, audience building, and mobile monetization. With direct integration into over 500,000 mobile apps, our platform processes enormous volumes of first-party data to drive intelligent, real-time decisions that fuel growth for our partners.
 

You’ll work at the intersection of machine learning, large-scale backend engineering, and business logic, building robust services that blend predictive models with dynamic, engineering logic - all while maintaining extreme performance and reliability requirements.

Job Description:
 

· Own and lead the design and development of low-latency Algo inference services handling billions of requests per day

· Build and scale robust real-time decision-making engines, integrating ML models with business logic under strict SLAs

· Collaborate closely with DS to deploy models seamlessly and reliably in production

· Design systems for model versioning, shadowing, and A/B testing at runtime

· Ensure high availability, scalability, and observability of production systems

· Continuously optimize latency, throughput, and cost-efficiency using modern tooling and techniques

· Work independently while interfacing with cross-functional stakeholders from Algo, Infra, Product, Engineering, BA & Business.
 

Requirements
 

· 5+ years of experience building high-performance backend or ML inference systems

· Deep expertise in Python and experience with low-latency APIs and real-time serving frameworks (e.g., FastAPI, Triton Inference Server, TorchServe, BentoML)
· B.Sc. or M.Sc. in Computer Science, Software Engineering, or a related technical discipline

· Experience with scalable service architecture, message queues (Kafka, Pub/Sub), and async processing

· Strong understanding of model deployment practices, online/offline feature parity, and real-time monitoring

· Experience in cloud environments (AWS, GCP, or OCI) and container orchestration (Kubernetes)

· Experience working with in-memory and NoSQL databases (e.g. Aerospike, Redis, Bigtable) to support ultra-fast data access in production-grade ML services

· Familiarity with observability stacks (Prometheus, Grafana, OpenTelemetry) and best practices for alerting and diagnostics

· A strong sense of ownership and the ability to drive solutions end-to-end

· Passion for performance, clean architecture, and impactful systems

Interview process: 2-3 stages (technical/test task and interpersonal + HR).

US Company is searching for a Middle Backend Java Developer to join a team working on microservices-based enterprise platforms. Interesting long-term project (3+ years), distributed team, full-time, official contract. Remote work, European business hours.

Brief project description:
The platform consists of cloud-hosted microservices and partially - legacy code, handling core business logic and integrations for delivery service across Europe. The role includes implementing new features, fixing bugs, and supporting production services under guidance from senior developers.

Main Requirements:

• Solid understanding of backend development and APIs: 5+ years
• Experience with Java and Spring Boot frameworks
• Willingness to learn microservices patterns and cloud practices
• Ability to follow coding standards, write tests, and maintain code quality

Tech Skills:

• REST API development, SQL/NoSQL databases
• Implementing new features and small-to-medium enhancements
• Unit and integration testing
• Working with version control systems (Git) and CI/CD pipelines

Programming Languages & Frameworks:

• Java 8–21: 5+ years
• Spring Boot / Quarkus: 5+ years
• SQL (PostgreSQL), NoSQL (MongoDB, Cassandra): 3+ years
• RabbitMQ, Kafka: 3+ years

Work conditions:

• Distributed team, remote work
• Scrum approach, 5–6 team members / team
• Full-time (40 hours per week), European business hours
• Official contract: salary, sick-leave days, holidays, vacations

Hiring process:

• Preliminary interview – 30 mins
• Internal tech interview (Java, backend tasks) – 1 hour
• Interview with senior and team – 1 hour

Job Title: Senior Business Analyst (Full-Time, Remote)

Location: Fully Remote

Position Type: Full-Time

About Us:

OrangeUni is a forward-thinking company dedicated to delivering cutting-edge digital solutions. We value innovative ideas, meticulous attention to detail, and a deep understanding of user needs. We are looking for a Senior Business Analyst (BA) to join our team to ensure our projects are well-defined, aligned with business goals, and successfully delivered. If you have strong analytical skills, excellent English proficiency, and the ability to thrive in a dynamic, remote environment, we’d love to connect with you!

Position Overview:

As a Senior Business Analyst, you will play a pivotal role in bridging the gap between business needs and technical solutions. You’ll work closely with stakeholders, developers, and designers to gather and document requirements, ensure clarity, and facilitate smooth project execution. Your expertise will help us create products that meet user expectations and drive business success.

Key Responsibilities:

• Collaborate with stakeholders to gather and analyze business requirements, ensuring they align with organizational goals.
• Create and maintain detailed documentation, including business requirements documents (BRDs), user stories, process flows, and functional specifications.
• Facilitate communication between business stakeholders and the development team to ensure clear understanding and alignment on project scope and objectives.
• Assist in defining project scopes, timelines, and deliverables, ensuring realistic planning and execution.
• Conduct gap analyses to identify opportunities for improvement and areas requiring optimization.
• Translate complex business needs into actionable technical requirements and solutions.
• Participate in regular team meetings, including sprint planning, retrospectives, and project reviews.
• Ensure deliverables meet business needs by assisting in testing phases, including UAT (User Acceptance Testing) and validation of requirements.
• Identify and mitigate risks related to project requirements or scope changes.
• Suggest process improvements and best practices to enhance project outcomes.

Required Skills and Experience:

• 5+ years of experience as a Business Analyst, with a focus on web and software development projects.
• Strong understanding of business analysis methodologies and tools.
• Experience in creating and managing BRDs, user stories, and functional documentation.
• Familiarity with tools like Jira, Confluence, Monday.com, or similar project management platforms.
• Exceptional communication and interpersonal skills, with professional-level English proficiency.
• Proven ability to work independently in a remote environment, with excellent time management skills.
• Strong problem-solving skills and a keen eye for detail.
• Ability to analyze and translate business needs into technical requirements effectively.

Nice to Have:

• Experience working in an agile development environment.
• Proficiency in creating Business Process Model and Notation (BPMN) diagrams using tools like Lucidchart.
• Familiarity with wireframing and prototyping tools such as Figma or Balsamiq.
• Basic knowledge of software development concepts and technologies.
• Previous experience in the digital product development industry.
• Understanding of data analysis tools and techniques for reporting and decision-making.
• Experience testing websites, including functional and usability testing.

What We Offer:

• A fully remote role with flexible working hours.
• The opportunity to work on innovative projects alongside a collaborative and talented team.
• Competitive part-time/freelance compensation, based on experience.
• Room for professional growth and long-term opportunities within the organisation.

If you are passionate about creating meaningful solutions and driving business success, we want to hear from you!

Apply today and join the OrangeUni team as our next Business Analyst!

Job Title: Senior Python Backend Developer

Location: Fully Remote

Position Type: Full-Time/Freelance
 

About Us:

OrangeUni is a forward-thinking company dedicated to delivering cutting-edge digital solutions. We value innovative ideas, meticulous attention to detail, and a deep understanding of user needs. We are looking for a Senior Python Backend Developer to join our team to create scalable services, ensuring top-notch web security and user experience. If you fancy working on the latest backend features, focusing on both functionality and security, have excellent English proficiency and the ability to thrive in a dynamic, remote environment, we’d love to connect with you!

Position Overview:

Your expertise as a Senior Python Backend Developer and DevOps engineer, your understanding of web security principles will be invaluable to our team. You will be handling a complex, high-traffic platform with thousands of registered users, including video streaming, image processing, and an internal CRM.

Required Skills and Experience:

- Expertise in Python (5+ years) and Django framefork, ORM, migrations, admin interface, creating REST API with Django Rest Framework;

- Experience with setting up or maintaining AWS (S3, RDS, SNS, SQS, CloudFront, CloudFormation) and implementation of OAuth flows;

- Proficiency with Celery (4.x/5.x) and message brokers (Redis or RabbitMQ);

- Experience using Docker (Dockerfile, docker-compose) and basic CI/CD knowledge (GitHub Actions or similar);

- Good knowledge of SQL and relational databases (preferably PostgreSQL);

- Proficiency in Git (Pull/Merge Requests, Code Reviews, Git Flow);

- English language — Full professional proficiency in English.

This is a Senior position only. Only apply if you have at least 5 years of experience in these areas:

• Language: Python (primary), basic JavaScript (Vue.js — nice to have)
• Database: PostgreSQL
• Framework: Django, Django REST Framework
• Models: Django ORM models (relational)
• DevOps: AWS (S3, RDS, SNS, SQS, CloudFront, CloudFormation)
• Architect Patterns: RESTful API
• Broker Message: Redis or RabbitMQ
• Cache: Redis

• Monitoring Tools: Sentry (Pytest, Flake8, Bandit, wemake-python-styleguide - nice to have)

   

Nice to Have:

- Familiarity with payment gateways (Mollie or similar Stripe, PayPal, etc.);

- Setting up and optimizing Sentry, logging, and monitoring;

- Testing and working with code quality tools: Pytest, Flake8, Bandit, wemake-python-styleguide;

- Work with internationalization and external integrations (CRM, other APIs);

- Basic Vue.js knowledge or experience interacting with a Vue-based frontend;

- Using feature flags with django-waffle and advanced admin plugins (e.g., CKEditor, image-cropping, sortable2);

- Familiarity with Poetry (managing dependencies with pyproject.toml), Fabric (deployment scripts), and/or Django Channels (real-time WebSockets);

- Handling PDF and image processing (e.g., PyMuPDF, Pillow, heif-image-plugin).

What We Offer:

- A fully remote role with flexible working hours.

- The opportunity to work on innovative projects alongside a collaborative and talented team.

- Competitive full-time/freelance compensation, based on experience.

- Room for professional growth and long-term opportunities within the organization.

If you are passionate about creating clean, maintainable, efficient back-end code and driving business success, we want to hear from you!

Apply today and join the OrangeUni team as our next Python Developer!

Project Description:

Do you want to take part of mobile revolution in banking area? We are looking for skilled Senior React developer to develop application that ... most provably you are already using! Sounds interesting?
- Application has 4.8 stars on App Store and Google play with more than 300 thousand opinion and more than 1 million downloads per platform.

- The team is continuously updating the app with new features recommended by newest operating system standards

- Thanks to a large number of users after each release developers are getting instant-feedback about it on the stores

- Agile team (18 people) include dedicated testers that are testing every feature

- 2 weeks sprints

- Every developer has possibility to share his thoughts and ideas about new features to the client

Responsibilities:

You would take part of development of banking mobile, backend and backoffice applications, new features, bug fixing.
Team responsible for new features is organized into smaller teams 2-4 developers that are responsible for one larger functionality.

Mandatory Skills Description:

1. Senior-level frontend with React + TypeScript - application architecture, hooks, state management, routing, performance, typing, reusable components, micro frontends.
2. End-to-end quality and testing - frontend testing (Jest/RTL), E2E (Cypress/Playwright), contract testing (e.g., Pact) + a sensible test strategy.
3. Application security - OAuth2/OIDC, SSO, JWT, roles/permissions model, OWASP Top 10, secure coding, data protection, CSP, XSS, CSRF, secure storage, dependency security (npm audit/SCA).
4. CI/CD and delivery mindset - pipelines (GitHub Actions/GitLab/Jenkins), quality gates, FE/BE builds, test automation, versioning, release management, feature flags.
5. Docker fundamentals - containerization, environment configuration, secrets, logs/metrics, deployments; ability to diagnose issues across environments.
6. Observability and troubleshooting - logging (structured logs), metrics and tracing, ability to do fast root-cause analysis after incidents.
7. Senior soft skills + engineering leadership - meaningful code reviews, mentoring, proposing solutions and trade-offs, communication with business/PO, ownership of a module/product and delivery accountability.

Nice-to-Have Skills Description:

Knowledge of Java (17/21) + Spring Boot - designing REST APIs, validation, transactions, error handling, security, integrations (HTTP, messaging).

Languages:

Polish: C2 Proficient

About Us
We are a fast-growing company in the AI Voice / performance-driven B2B space. We help businesses replace inefficient manual processes with scalable AI solutions that directly impact revenue.
Our product is already used by 20+ brands across 8+ GEOs, and we are scaling our sales engine aggressively.

Who We’re Looking For
We’re looking for ambitious and results-driven Senior Marketing Manager who will fully own marketing end-to-end. This is a single marketer role: website, buyer personas, customer journey, content, LinkedIn, SEO. You own execution and outcomes.

About You
You think in buyer personas, funnels, and revenue, not channels. You can turn strategy into concrete actions, pages, posts, and experiments. You are proactive, structured, and comfortable with fast-paced environment can self-organise and prioritize.

What Awaits You

• High-impact, senior-level ownership role
• Direct work with founders and CBDO
• Opportunity become a Head of Marketing
• No bureaucracy, fast iteration
• Clear priorities and performance expectations
• Opportunity to scale marketing from 0 → predictable inbound
• Resources to reach results
• Strong influence on sales pipeline and positioning

Responsibilities

• Own and execute end-to-end B2B marketing as a single marketer.
• Own and continuously improve the company website as a revenue and conversion asset.
• Implement in activities Buyer Personas, ICPs, and Customer Journeys.
• Align website, content, and channels to each stage of the buying journey.
• Build and manage founder-led LinkedIn personal branding.
• Own and grow the company LinkedIn presence.
• Execute SEO strategy hands-on with intent-based content.
• Support sales with demand, credibility, and objection-handling content.
• Track and report marketing impact on inbound, pipeline, and revenue.

Requirements

• 5+ years in B2B marketing (services, SaaS, or performance-driven businesses).
• Strong experience with Buyer Personas and Customer Journeys in practice.
• Proven ownership of a B2B website as a growth channel.
• Hands-on SEO experience (not just coordination).
• Strong written English (content, positioning, messaging).
• Proven experience managing founders’ personal social profiles (LinkedIn)
• Experience working closely with sales or founders.
• High level of autonomy and ownership

Nice to Have

• Experience in iGaming, AI, SaaS, or performance-based services.
• Experience with LinkedIn Ads or Google Ads.
• Basic CRO or conversion optimization background.

What we offer 
 

• Fully remote work format and flexible working hours.
• Competitive salary pegged to USD.
• 24 days of paid vacation (sick leave, national, religious, and company holidays).
• A friendly communication culture and transparent processes.
• Dynamic work environment.
• Opportunities for professional development and career growth.
• No micromanagement — just trust, ownership, and freedom to experiment.

Moon Active is a company driven by the mission to become a global leader in mobile gaming. Founded in 2011, our passion for creativity, cutting-edge technology, and delivering exceptional player experiences has resulted in games enjoyed by millions worldwide.

We are looking for you, an aspiring 3D Motion Designer, to join our industry-leading marketing team.You will be responsible for creating eye-catching 2D and 3D animations across all digital and social platforms.

As part of a great team, you will receive everything you can dream of: from super friendly and creative co-workers and a strong focus on your development to projects that will inspire the whole gaming industry.
 

Responsibilities:

• Create and animate 2D and 3D videos with a focus on After Effects and Cinema 4D
• Conceptualize, present and execute your ideas from start to end: Lead your own creation from sketch to final high-quality product
• Collaborate with designers, editors and motion artists in creating 3D content: from Full CG videos and motion graphics to VFX in live-action videos
• Explore and implement current trends and tools in 3D design, animation and production pipeline
• Attend dailies and participate in creative brainstorming
• Present your own creative ideas in a dynamic environment and find solutions within tight schedules
   

Requirements: 

• Experience in After Effects and Cinema 4D (5+ years)
• Wide 3D skillset: modeling, lighting, rigging, animation, shading, and rendering (Redshift)
• Experience in 2D animation and motion graphics in Adobe After Effects
   

Advantages:

• Experience integrating 3D in After Effects
• Experience with Cinema 4D's Plug-ins like X-Particles and realflow
• Experience using popular game engines such as Unity or Unreal Engine
• Experience in using various generative AI tools
   

*** PLEASE ATTACH A LINK TO AN ONLINE PORTFOLIO/SHOWREEL
 

Benefits:

Why join Moon Active? 

• Be part of a leading global mobile gaming company with a unique product enjoyed by millions
• Thrive in an exceptional, innovative, and dynamic environment
• Enjoy full transparency and open communication with talented colleagues across teams
• Take advantage of tremendous opportunities for professional growth and career advancement within a rapidly expanding company
• Influence and help build personalized product experiences that impact millions of users worldwide
   

We offer:

• Generous compensation; paid vacation and sick leave
• Comprehensive medical and life insurance for you and your family members
• CrossFit & running classes at the office and MultiSport card
• Comfortable office located on Królewska 16 street, Warsaw
• Free daily breakfasts and lunches, as well as a fully stocked kitchen with snacks and fruits
• The latest tech equipment, including macOS devices
• Training & Development/Tuition reimbursement
• Friend Referral Program with generous bonuses
• Friday Happy Hours and team gatherings to foster a fun and collaborative workplace culture
• Relocation bonus for non-local candidates
• Bicycle and Car parking

Responsibilities:

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• Design, develop and optimize Large Language Models for various NLP tasks such as text generation, summarization, translation, and question-answering
• Conduct research and experiments to push the boundaries of LLM capabilities and performance
• Collaborate with cross-functional teams (engineering, product, research) to integrate LLMs into product offerings
• Develop tools, pipelines and infrastructure to streamline LLM training, deployment and monitoring
• Analyze and interpret model outputs, investigate errors/anomalies, and implement strategies to improve accuracy
• Stay current with the latest advancements in LLMs, NLP and machine learning research
• Communicate complex technical concepts to both technical and non-technical stakeholders

Requirements:

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• MS or PhD degree in Computer Science, Data Science, AI, or a related quantitative field
• 4+ years of hands-on experience developing and working with deep learning models, especially in NLP/LLMs
• Expert knowledge of Python, PyTorch, TensorFlow, and common deep learning libraries
• Strong understanding of language models, attention mechanisms, transformers, sequence-to-sequence modeling
• Experience training and fine-tuning large language models
• Proficiency in model deployment, optimization, scaling and serving
• Excellent problem-solving, analytical and quantitative abilities
• Strong communication skills to present technical information clearly
• Ability to work collaboratively in a team environment
• Fluency in Ukrainian and English

Preferred:

• Research experience in LLMs, NLP, machine learning
• Experience working with multi-modal data (text, image, audio)
• Knowledge of cloud platforms like AWS, GCP for model training
• Understanding of MLOps and production ML workflows
• Background in information retrieval, knowledge graphs, reasoning