Jobs at Djinni

We are looking for a skilled Manual QA Engineer to join our team.
The ideal candidate will be responsible for the full product testing lifecycle, from start to finish, creating high-quality and well-structured documentation, and bringing fresh ideas to the team.

Responsibilities:

• Perform functional, regression, and usability testing.
• Create, execute, and maintain test cases and test scripts.
• Identify, document, and track defects in a bug-tracking system.
• Collaborate with developers and other team members to resolve issues and improve product quality.
• Prepare test reports and provide recommendations for product improvement.

Requirements:

• 1.5–2+ years of experience in manual testing (Web/Mobile).
• Solid understanding of testing principles, goals, and processes.
• Knowledge of testing techniques and methodologies.
• Understanding of the Software Development Life Cycle (SDLC) and involvement at its different stages.
• Ability to design test cases and scripts using various testing techniques.
• Basic understanding of databases and SQL.
• Knowledge of test design techniques and ability to apply them in practice.
• Experience with cryptocurrency is required.

Our ideal candidate:

• Is proactive and инициативний.
• Is passionate about product quality, attentive to details, and spots even minor issues.
• Communicates effectively with the team: can easily collaborate with developers and is not afraid to ask for clarifications from the manager, technical writer, or team lead when needed.
• Takes ownership and responsibility for completed tasks.
• Is able to find non-standard and efficient solutions to emerging challenges.
• Is result-oriented and focused on the success of the project.

If you recognize yourself in this description — we would be happy to hear from you!

White Test Lab is looking for a proactive Lead Generation Specialist with strong writing skills as a part of the LeadGen team. Your goal is to ensure a stable lead flow to make a predictable sales pipeline from each outbound channel you will work with.

REQUIREMENTS:

• Experience in a similar role in an IT product and/or outstaffing company, 1+ year.
• Experience with Upwork.
• Experience in writing message sequences/chains with multiple scripts and multi-channel outreach campaigns launch and analysis.
• Disciplined, self-motivated, critical-minded and able to work with minimal supervision.
• B1+ level in English.

Nice-to-Have:

• Product vision in sales.
• Experience with tools for outreach automation.

RESPONSIBILITIES:

• Write message sequences/chains with multiple scripts (LinkedIn & Email).
• Launch multi-channel outreach campaigns.
• Communicating with leads up to the call (with sales manager).

• Providing hypotheses for the new campaigns; campaigns' analysis, and ideas for improvements.

   

WHAT WE OFFER:

• Full-time remote position with stability and career growth opportunities.
• Ukrainian holidays off, plus paid vacation and sick leave.
• Compensation for English courses and sports activities.
• Access to an in-house English-speaking club.
• Accounting support and a proactive work environment.
• Engaging in corporate events and team-building activities.
   

Are you passionate about building large-scale cloud data infrastructure that makes a real difference? We are looking for a Senior Data Engineer to join our team and work on an impactful healthcare technology project. This role offers a remote work format with the flexibility to collaborate across international teams.

At Sigma Software, we deliver innovative IT solutions to global clients in multiple industries, and we take pride in projects that improve lives. Joining us means working with cutting-edge technologies, contributing to meaningful initiatives, and growing in a supportive environment.

CUSTOMER
Our client is a leading medical technology company. Its portfolio of products, services, and solutions is at the center of clinical decision-making and treatment pathways. Patient-centered innovation has always been, and will always be, at the core of the company. The client is committed to improving patient outcomes and experiences, regardless of where patients live or what they face. The Customer is innovating sustainably to provide healthcare for everyone, everywhere. 

PROJECT
The project focuses on building and maintaining large-scale cloud-based data infrastructure for healthcare applications. It involves designing efficient data pipelines, creating self-service tools, and implementing microservices to simplify complex processes. The work will directly impact how healthcare providers access, process, and analyze critical medical data, ultimately improving patient care.

Responsibilities:

• Collaborate with the Product Owner and team leads to define and design efficient pipelines and data schemas
• Build and maintain infrastructure using Terraform for cloud platforms
• Design and implement large-scale cloud data infrastructure, self-service tooling, and microservices
• Work with large datasets to optimize performance and ensure seamless data integration
• Develop and maintain squad-specific data architectures and pipelines following ETL and Data Lake principles
• Discover, analyze, and organize disparate data sources into clean, understandable schemas

Requirements:

• Hands-on experience with cloud computing services in data and analytics
• Experience with data modeling, reporting tools, data governance, and data warehousing
• Proficiency in Python and PySpark for distributed data processing
• Experience with Azure, Snowflake, and Databricks
• Experience with Docker and Kubernetes
• Knowledge of infrastructure as code (Terraform)
• Advanced SQL skills and familiarity with big data databases such as Snowflake, Redshift, etc.
• Experience with stream processing technologies such as Kafka, Spark Structured Streaming
• At least an Upper-Intermediate level of English 

What makes you a great fit:

• 2–3 years of hands-on C++ development experience on Windows (mandatory)
• Strong knowledge of Windows operating system mechanisms and APIs (mandatory)
• Solid understanding of: Multithreading and multi-process architectures; Inter-process communication (IPC); Networking concepts and protocol stacks; Memory management
• Experience working with: Windows Services; File systems; Dynamic Link Libraries (DLLs)
• Strong understanding of object-oriented patterns and concepts
• BSc / M.Sc in Computer Sciences or related field
• Windows Internals/ Kernel Drivers Development — a huge advantage
• Experience with Microsoft COM/COM+/.NET

• At least an upper-intermediate level of English

   

Why work with us?

• People-oriented management without bureaucracy
• The friendly climate inside the company is confirmed by the frequent comeback of previous employees
• Flexible working schedule
• 29 paid time off (18 working days per year, plus 11 days — all national holidays)
• 10 sick leave days
• Full financial and legal support for private entrepreneurs
• Free English classes with native speakers or with Ukrainian teachers (for your choice)

• Dedicated HR

   

Your day-to-day in this position:

• Participate in development of industry-leading security products
• Write highly efficient C++ code for Windows in both user and Kernel modes
• Deliver real solutions to enterprise customers around the world

• Work in international team consisting of OS, Applications and Security Experts

   

What is your new project?

• Domain: Security
• Location: Israel
• Company size: 51-200 employees

• Founded in: 2009

   

Our next steps:

✅ Intro call with a Recruiter — ✅ Client intro interview — ✅ Live-coding tech interview — ✅ HR client interview — ✅ Reference check — ✅ Offer

From Ukraine to Europe: Nova Post Europe is already operating in 16 countries and continues to grow every day. Our team is united by a desire to move forward, achieve results, and explore new opportunities together. We are looking for people who want to create more — a large-scale European project born in Ukraine.

We are looking for a Sales Manager in Lithuania.

Key Requirements:

• Proficiency in lithuanian — at least B2 level
• Minimum 2 years of B2B sales experience
• Experience in lead generation and negotiation
• Experience in logistics companies, CEP (Courier, Express, Parcel) is a plus
• Understanding of the Central European local market is a plus
• Results-oriented with a strong business development focus
• Excellent communication skills and ability to work in a multicultural team
• Flexibility, readiness for new challenges, and quick learning

Main Responsibilities:

Lead Generation (Sales Development Representative functions):

• Identifying potential clients (via online resources, events, conferences, referrals)
• Initial communication (cold calls, email campaigns, messaging)
• Qualifying leads according to business needs, updating CRM, and managing qualified leads in the sales pipeline

Sales:

• Conducting online/offline meetings with potential clients
• Presenting the company’s services and solutions
• Negotiating terms, preparing commercial proposals, and participating in negotiations
• Closing deals and achieving sales targets

Account Management:

• Managing signed agreements and ensuring compliance with obligations
• Building long-term client relationships
• Identifying additional needs and upsell/cross-sell opportunities
• Resolving operational and organizational client issues on a daily basis

We Offer:

• Official employment in Lithuania with full social benefits, including paid leave, sick leave, and business trips
• Exciting work in an international company with career growth opportunities
• Friendly and supportive work environment where initiative and teamwork are valued

Everything starts with the first step. 

Submit your resume today — it’s time to create change together.

Senior VIP Manager (iGaming)
 

Role Overview

We are looking for a Senior VIP Manager to own and scale our VIP player strategy. This is a senior-level role with full responsibility for VIP segmentation, retention economics, LTV growth, and risk control across multiple GEOs. The role goes beyond operational VIP management and focuses on strategic decision-making based on data.
 

Key Responsibilities

• Own VIP segmentation strategy based on deposits, activity, and player value (LTV/LTV+).
• Design, maintain, and optimize VIP grading systems and personalized offers.
• Manage VIP bonus costs as part of overall LTV and margin optimization.
• Build and optimize VIP funnels: onboarding, retention, reactivation, and churn prevention.
• Launch and manage VIP communications via CRM channels (Email, Push, Telegram, etc.).
• Analyze VIP player behavior, cohorts, and segment performance.
• Prepare regular reports on VIP MAU, deposits, GGR, and NGR.
• Identify and mitigate fraud risks related to VIP traffic and bonuses.
• Contribute to loyalty program development and long-term VIP strategy.
• Collaborate with other VIP Managers and cross-functional teams (CRM, Product, Analytics, Risk).
• Participate in strategic planning for VIP player base growth across GEOs.

Requirements

• 2+ years of experience in VIP management at a senior level.
• Strong background in iGaming / Betting / Online Casino (1xBet platform experience is a plus).
• Proven experience working with VIP players across multiple GEOs.
• Deep understanding of retention mechanics, LTV, bonus cost economics, and margin impact.
• Hands-on experience with B2B iGaming CRM platforms.
• Strong analytical skills: cohort analysis, segment-based unit economics.
• Experience with BI tools / Google Analytics.
• Advanced Excel / Google Sheets skills.
• Jira / Confluence experience.
• Knowledge of VIP fraud risks and traffic quality.
• Data-driven decision-making mindset.
• English — B2+ (C1 preferred).

Soft Skills

• High level of autonomy and ownership.
• Strong communication and empathy when working with demanding VIP clients.
• Strategic thinking combined with attention to detail.
• Ability to coordinate with other senior stakeholders and VIP managers.
• Strong sense of responsibility for results and business impact.

What We Offer

• Fully remote work.
• Flexible schedule.
• 21 days of paid leave.

Team Lead  Developer  for the international product IT company,  which provides a full-stack package of complex AdTech solutions for digital advertisers, publishers and ad agencies worldwide. 

  The company develops white-label platforms for enterprise clients—custom turnkey solutions to automate and optimize digital advertising.

Products company : SSP, DSP, Ad Exchange platforms.

Main markets - Tier 1-2 

The  team developers - up to 12 people 

Project stack: Node.js (backend), NoSQL, SQL, Redis, MongoDB,  Linux.

Locations/Offices - Kyiv, Lviv, Odesa, Mykolaiv or remote.

 Requirements:

• 2+ years of experience as a Team Lead, including managing and mentoring a team of 5+ developers.
• At least 5 + years of backend development experience, with a strong focus on Node.js
• Experience in managing and motivating a team, including conducting 1-on-1 meetings, providing feedback, e.t.c
• Experience in setting team goals and KPIs focused on achieving business results and product growth.
• Ability to analyze tasks, metrics, and risks, identify root causes, and propose process improvements.
• ​​Deep understanding of the team’s service architecture, experience in conducting technical reviews, code reviews, and participating in technical gates before releases.
• Ability to escalate and handle complex technical issues, including performance and system cases.
• Experience with databases: PostgreSQL, MySQL, ClickHouse, MongoDB, Redis (basic administration, replication, troubleshooting).
• Experience with monitoring: Zabbix, Prometheus + Grafana.
• Knowledge of network protocols (HTTP/HTTPS, FTP, SSH, TCP/IP, DNS, WebSocket), Git, and CI/CD processes.

Will  be a plus : 

•  Experience in AdTech companies will be a great advantage 

Responsibilities:

• Manage and mentor a team of 10+ backend engineers.
• Hands-on involvement in development, including writing code, conducting code reviews, and supporting the team in resolving complex technical issues.
• Conduct regular 1-on-1 meetings and performance reviews, and manage individual development plans for developers.
• Set team KPIs according to business goals and product development stages.
• Ensure effective onboarding, mentoring, and integration of new team members
• Establish team processes considering product growth and team scaling.
• Actively plan and assess tasks to establish realistic deadlines and manageable workloads.
• Ensure clear and effective communication across team, technical leads, and stakeholders
• Technical quality control of the team’s solutions, including architectural reviews and pre-release gates.
• Ensure team progress transparency for business and stakeholders.

From Ukraine to Europe: Nova Post Europe is already operating in 16 countries and continues to grow every day. Our team is united by a desire to move forward, achieve results, and explore new opportunities together. We are looking for people who want to create more — a large-scale European project born in Ukraine.

We are looking for a Sales Manager in Estonia.

Key Requirements:

• Proficiency in Estonian — at least B2 level
• Minimum 2 years of B2B sales experience
• Experience in lead generation and negotiation
• Experience in logistics companies, CEP (Courier, Express, Parcel) is a plus
• Understanding of the Central European local market is a plus
• Results-oriented with a strong business development focus
• Excellent communication skills and ability to work in a multicultural team
• Flexibility, readiness for new challenges, and quick learning

Main Responsibilities:

Lead Generation (Sales Development Representative functions):

• Identifying potential clients (via online resources, events, conferences, referrals)
• Initial communication (cold calls, email campaigns, messaging)
• Qualifying leads according to business needs, updating CRM, and managing qualified leads in the sales pipeline

Sales:

• Conducting online/offline meetings with potential clients
• Presenting the company’s services and solutions
• Negotiating terms, preparing commercial proposals, and participating in negotiations
• Closing deals and achieving sales targets

Account Management:

• Managing signed agreements and ensuring compliance with obligations
• Building long-term client relationships
• Identifying additional needs and upsell/cross-sell opportunities
• Resolving operational and organizational client issues on a daily basis

We Offer:

• Official employment in Estonia with full social benefits, including paid leave, sick leave, and business trips
• Exciting work in an international company with career growth opportunities
• Friendly and supportive work environment where initiative and teamwork are valued

Everything starts with the first step. 

Submit your resume today — it’s time to create change together.

From Ukraine to Europe: Nova Post Europe is already operating in 16 countries and continues to grow every day. Our team is united by a desire to move forward, achieve results, and explore new opportunities together. We are looking for people who want to create more — a large-scale European project born in Ukraine.

We are looking for a Sales Manager in Latvia.

Key Requirements:

• Proficiency in Latvian — at least B2 level
• Minimum 2 years of B2B sales experience
• Experience in lead generation and negotiation
• Experience in logistics companies, CEP (Courier, Express, Parcel) will be a plus
• Understanding of the Central European local market is a plus
• Results-oriented with a strong business development focus
• Excellent communication skills and ability to work in a multicultural team
• Flexibility, readiness for new challenges, and quick learning

Main Responsibilities:

Lead Generation (Sales Development Representative functions):

• Identifying potential clients (via online resources, events, conferences, referrals)
• Initial communication (cold calls, email campaigns, messaging)
• Qualifying leads according to business needs, updating CRM, and managing qualified leads in the sales pipeline

Sales:

• Conducting online/offline meetings with potential clients
• Presenting the company’s services and solutions
• Negotiating terms, preparing commercial proposals, and participating in negotiations
• Closing deals and achieving sales targets

Account Management:

• Managing signed agreements and ensuring compliance with obligations
• Building long-term client relationships
• Identifying additional needs and upsell/cross-sell opportunities
• Resolving operational and organizational client issues on a daily basis

We Offer:

• Official employment in Latvia with full social benefits, including paid leave, sick leave, and business trips
• Exciting work in an international company with career growth opportunities
• Friendly and supportive work environment where initiative and teamwork are valued

Everything starts with the first step. 

Submit your resume today — it’s time to create change together.

Hello!
We are an innovative full-cycle marketing agency operating in a fast-growing market vertical. Our portfolio includes over 100 successful cases of promoting top bloggers and influencers.

Our mission is to help influencers maximize their income from content and build a strong personal brand.

About the Industry

The dating domain is rapidly evolving due to the growing demand for online platforms. This creates strong opportunities for career growth and business development. The industry actively uses modern technologies, including artificial intelligence, recommendation algorithms, and data analytics, allowing you to work with advanced tools and solutions.
 

About the Role

We are currently looking for an experienced Partnership Manager (USA-based) — a professional who can build long-term relationships with clients, work with VIP partners, and serve as the key point of contact between the agency and models.

This role is focused on communication, trust, retention, and results. It is not a support or service position, but a full-scale partnership role.
 

Key Responsibilities

• Building and developing long-term relationships with clients.
• Daily communication with clients (chats, calls, video conferences).
• Conducting in-person meetings with clients.
• Resolving conflict situations using a win-win approach.
• Presenting and selling agency projects and services.
• Maintaining a high level of client satisfaction.
• Ensuring client retention within the agency.
• Coordinating client requests with internal departments.
   

Candidate RequirementsExperience

• At least 1 year of experience in one of the following areas:
  • work with VIP clients;
  • customer support or related roles.
• Experience in direct client communication.
• Ability to manage multiple conversations simultaneously.
   

Critical Skills and Knowledge

• English level C1 +.
• Spanish is a strong advantage.
• Confident use of:
  • Google Sheets;
  • Notion;
  • Telegram.
• Strong analytical skills:
  • ability to work with numbers;
  • ability to analyze data and draw conclusions.
     

Soft Skills

• Strong communication skills.
• Stress resilience.
• Proactive mindset.
• Confident business communication.
• Comfort and confidence in communicating with models, including during in-person meetings.
   

We Offer

• Fully remote work in a comfortable format.
• Diverse and engaging tasks with real impact.
• High level of autonomy and freedom in decision-making.
• Flexible start of the working day between 7:00 and 11:00 AM.
• Standard 8-hour working day.
• Minimal bureaucracy.
• A professional and supportive team.
• Opportunity to influence strategic decisions within projects.

We’re a fast-growing startup in the social discovery space. Our product is a premium marketplace where people from all over the world connect with each other. We grow quickly because we stay close to our users and build smart, AI-driven solutions for them.

Now we’re looking for a Customer Success Specialist to help our users feel supported, safe, and valued.

Why You’ll Like Working With Us

• A small but strong team of 20+ people who have already shown proven success in creating high-impact businesses.
• Tasks that go beyond standard support: you’ll work with sensitive cases and partner with Product and Development teams.
• Grow alongside a fast-scaling international company and gain deep expertise in customer success within the social domain.
• Competitive pay, recognition for your work, and a clear path for professional growth.

What You’ll Do

• Build long-term, trust-based relationships with premium, high-value customers.
• Provide empathetic, professional, and tailored support, resolving issues quickly and fairly.
• Handle sensitive escalations, including billing disputes, service concerns, and legal-related cases.
• Track and understand customers' needs to deliver personalized, proactive solutions.
• Manage multiple tasks: from priority tickets and documentation to cross-team collaboration.
• Share insights with Operations, Product, and Development teams to influence product improvements and enhance customer satisfaction.

What We Expect

Must-Haves

• Responsibility: You own the result, not just the process.
• Advanced or Upper-Intermediate English (spoken and written).
• Strong communication: empathy, patience, and active listening.
• Experience handling conflicts and sensitive situations.
• Attention to detail and ability to manage several tasks at once.
• Readiness to work night shifts and adapt to rotating schedules

Nice-to-Haves

• 2+ years in Customer Success, Account Management, or VIP Support.
• Experience with Freshdesk or similar tools.
• Background in payments, disputes, or legal cases.
• Skills in reducing churn and building customer loyalty.

What You Get

• Competitive salary with growth potential.
• Flexible schedule: a total of 120 hours per month, including 5−6 night shifts; currently a 3/3: morning 07:00—15:00, afternoon 15:00—23:00 and night 23:00—07:00;
• Opportunities to learn: access to our library, mentorship, and regular feedback.
• Startup vibe: less bureaucracy, more freedom, direct impact.
• Recognition and rewards for great results.

How We Hire

1. Test task

2. HR interview

3. Interview with Support Lead

Onicore is a product development company operating in the crypto and fintech sector. We are seeking a Head of Support to lead customer support operations and manage complex user cases for our client, the e-Residency platform.
 

What you’ll do:

• Create and implement support processes and internal documentation.
• Set up and optimize support tools.
• Build and manage the support team.
• Handle advanced user cases and escalations.
• Support users with onboarding, access, transactions, and account issues.
• Work closely with product and engineering to resolve complex problems.
• Identify recurring issues and suggest product or process improvements.
• Define and track support KPIs, including response times, resolution rates, and customer satisfaction.
   

What we’re looking for:

• 5+ years in customer support or customer operations, at least 2 years in a Lead/Head role.
• Experience in crypto, fintech, banking, or SaaS products.
• Understanding of wallets, transactions, or financial flows.
• Strong communication skills.
• Proven experience in fostering a user-first culture approach.
• Fluent English.
   

What’s in it for you:

• Remote-first team.
• Full autonomy to shape and lead the support department.
• Professional development opportunities.
• Fair and competitive salary with opportunities for growth.

We are building one of the most powerful live-streaming platforms, already connecting 400K+ monthly active users through live events, interactive video chats, and real-time community experiences. Our mission is bold: bring joy, fight loneliness, and deliver safe, ad-free entertainment that keeps people coming back. This is a complex, fast-moving space, and we love it that way! So, you will join a passionate, expert team tackling everything from scaling AI-powered recommendations to launching high-impact, data-driven features that boost monetization and engagement. Every idea counts here, and every release reaches a massive global audience.

Now, we are expanding into Arab countries and Europe, enhancing content quality, and rolling out new features to keep users hooked. We are among the Top 5 streaming products in the US and rank in the Top 10 worldwide. Our next milestone: break into the global Top 5, and we are moving fast to make it happen.

So, we are looking for a Middle Android Developer to join our engineering team. You will be involved in building a scalable Android application, using up-to-date technologies and best engineering practices

In this role you will
 

• Develop and maintain a high-performance Android application using modern development approaches
• Write clean, testable, and maintainable code
• Participate in technical decision-making and contribute to building scalable application architecture
• Work on improving user experience and key product metrics
• Collaborate with cross-functional teams (Android, backend, design, product) during ideation, design, and feature development
• Take part in code reviews and share best engineering practices within the team

 It’s all about you

• 2+ years of experience in native Android development
• Strong practical experience with Kotlin
• Hands-on experience with Coroutines and Flow
• Strong proficiency in Jetpack Compose
• Experience working with multi-module projects
• Deep understanding of the Android SDK
• Solid knowledge of SOLID principles, Clean Architecture, and MVI/MVVM patterns
• Strong focus on writing high-quality, clean, and testable code
• Experience with Dagger 2 / Hilt
• Practical experience with third-party libraries such as Room, Retrofit, OkHttp, Glide, etc.
• Intermediate English or higher

Would be a plus
 

• Strong interest in modern software development trends
• Experience with CI/CD pipelines
• Knowledge of mobile application performance optimization techniques

What we offer

• Care and support: 
• 20 paid vacation days, 15 sick days, and 6 additional days off for family events
• Up to 10 additional days off for public holidays
• 100% medical insurance coverage
• Sports and equipment reimbursement
• Team building events, corporate gifts, and stylish merch
• Financial and legal support
• Position retention and support for those who join the Armed Forces of Ukraine
• Participation in social initiatives supporting Ukraine

• Comfortable working environment:
• Work from our Kyiv hub or remotely with a flexible schedule 
• Modern equipment or depreciation of your own tools

• Investment in your future:
• Collaborate with a highly-skilled team of Middle & Senior professionals, sharing practical cases and expertise in the social networking niche
• 70% of our heads and leads have grown into their roles here – so can you!
• Performance-oriented reviews and Individual Development Plans (IDPs)
• Reimbursement for professional courses and English classes
• Corporate library, book club, and knowledge-sharing events

Hiring process

• Intro call
• Technical interview
• Final interview 
• Reference check
• Offer

A 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, the platform 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.

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.

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:

• B.Sc. or M.Sc. in Computer Science, Software Engineering, or a related technical discipline.
• 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).
• 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.

Why join us?

• Lead the mission-critical inference engine that drives our core product.
• Join a high-caliber Algo group solving real-time, large-scale, high-stakes problems.
• Work on systems where every millisecond matters, and every decision drives real value.
• Enjoy a fast-paced, collaborative, and empowered culture with full ownership of your domain.

What we offer:

• Polish public holidays.
• 20 working days per year is Non-Operational Allowance and settled to be used for personal recreation matters and are compensated in full. These days have to be used within the year, with no rollover to the next calendar year.
• Health Insurance.
• Gym Subscription (Multisport).

PIN-UP.TRAFFIC is a group of companies within the PIN-UP Global that provides quality, payback traffic to customer products and services in markets where they have a presence. It has been operating since 2016 under the flagship project of the group of companies – the PIN-UP Partners partnership program.  

We are looking for a Team Lead Community Management to join our team!

Requirements:
- Experience in the iGaming / Gambling / Betting industry — 2+ years;
- Leadership role in Community / Social Media — 3+ years;
- Managing a remote team (7+ people);
- Telegram / Instagram as a work environment: DAU, MAU, ER, engagement;
- English — Upper-Intermediate or higher;
- Proficiency with BI dashboards and community quality metrics;
- Understanding of SLA as an operational tool: speed, completeness, tone;
- Knowledge of modern community-building practices: mechanics, moderation, gamification.

Will be plus:
Experience at the intersection of community and product/marketing management;
- Deep understanding of business metrics: LTV, Churn Rate, CPA;
- Certifications: CSM, PSPO, PMI-ACP;
- Experience integrating CRM with chats and analytics — ensuring transparent tracking of requests and communication quality.

Responsibilities:
- Managing a team of local Community Managers (~8): task setting, syncs, and development through mentoring;
- Developing strategies and content plans for Telegram and Instagram chats;
- Analyzing and optimizing content strategy;
- Establishing communication standards: Tone of Voice, SLA, response structure;
- Synchronizing with SMM and content teams: sharing insights, ideas, and user triggers;
- Implementing gamification mechanics, automation, and moderation tools;
- Preparing regular Community Quality reports: monthly, quarterly, by GEO;
- Managing SLA metrics via CRM, Tableau, and custom AI bots: response time, sentiment, processing status, etc.

Our benefits to you:

☘️An exciting and challenging job in a fast-growing holding, the opportunity to be part of a multicultural team of top professionals in Development, Architecture, Management, Operations, Marketing, Legal, Finance and more
🤝🏻Great working atmosphere with passionate experts and leaders, sharing a friendly culture and a success-driven mindset is guaranteed
🧑🏻‍💻Modern corporate equipment based on macOS or Windows and additional equipment are provided
🏖Paid vacations, sick leave, personal events days, days off
💵Referral program — enjoy cooperation with your colleagues and get the bonus
📚Educational programs: regular internal training sessions, compensation for external education, attendance of specialized global conferences
🎯Rewards program for mentoring and coaching colleagues
🗣Free internal English courses
✈️In-house Travel Service
🦄Multiple internal activities: online platform for employees with quests, gamification, presents and news, PIN-UP clubs for movie / book / pets lovers and more
🎳Other benefits could be added based on your location