Jobs at Djinni

Join us - a global leader in marketing solutions on platforms like Facebook and Google!

We offer a flexible schedule that includes remote evening, daytime, and weekend shifts.

Allowing you to keep things fresh and varied. 

Requirements:

• 2+ Years Prior experience in customer support, preferably in the affiliate marketing field.
• Experience in affiliate marketing or previous experience with ad launches will be a great advantage.
• B2 English level or above, both written and verbal.
• Strong communication skills and a genuine commitment to delivering outstanding service.

• Proven ability to take initiative and resolve issues independently.

   

Responsibilities:

• Provide prompt, effective support aligned with company standards via chat, occasional video calls when needed
•  Onboard new clients, walk them through the service, set expectations, build trust from day one
• Deliver and manage ad accounts, handling appeals, monitor status and spend, handle ID reviews
• Resolve account issues, bans, unlocks, proxy errors and keep clients in the loop throughout
• Identify upsell and cross-sell opportunities, support retention of existing clients
• Track patterns in account performance and client behavior; flag insights that can improve the product or process

•  Work closely with other departments

   

We Offer:

🌍 Remote work from anywhere 🌴 Unlimited paid vacation days

⏱ Evening, daytime, and weekend shifts. 🤒 10 paid sick days 🗣 English classes 📚 Take part in conferences worldwide

Project Overview

Our customer is one of the world's leading companies in the home entertainment consumer electronics market, committed to delivering high-quality products and services.

The project focuses on testing media applications for digital media players and Smart TVs, providing testing results to support customer decision-making, and working with project requirements.

Responsibilities

• Perform manual testing of media applications on set-top boxes and Smart TVs.
• Create clear and detailed bug reports.

• Create, maintain, and update test documentation.

  
  Required Skills

• Good knowledge of software testing theory, including test types, test case creation, and bug reporting.
• Knowledge of operating systems and network protocols.
• Basic hardware knowledge.
• Strong attention to detail, patience, and investigative mindset.
• Intermediate or higher level of English.

• Fast learner with strong problem-solving skills.
   

  Must Have

• Manual functional testing
• Work from office in Lviv (hybrid schedule)

Core Responsibilities
* Launching and managing advertising campaigns across multiple traffic sources (Meta/Facebook Ads, Google UAC, Unity Ads, Moloco, Taboola and other native ad networks).
* Daily campaign optimization to achieve target KPIs (ROI, CPA, EPC, uEPC, CR, LTV).
* Performance analysis and decision-making based on data.
* Creating testing plans and running A/B tests for creatives, audiences, placements and bidding strategies.
* Finding profitable combinations of GEO / Offer / Creative / Audience / Traffic Source.
* Scaling profitable campaigns while maintaining target profitability.
* Monitoring traffic quality and compliance with platform and partner requirements.
* Preparing daily/weekly reports.
* Following internal processes, security policies and confidentiality requirements.
⸻
Requirements
* 2+ years of experience as a Media Buyer / User Acquisition Manager.
* Experience with one or more traffic sources:
   * Meta (Facebook) Ads
   * Google UAC
   * Unity Ads
   * Moloco
   * Taboola
   * Other Native Ad Networks
* Strong understanding of performance marketing metrics:
   * ROI
   * CPA
   * EPC
   * uEPC
   * CTR
   * CR
   * CPC
   * CPI
   * LTV
* Experience launching and scaling mobile applications and link.
* Strong analytical skills and data-driven decision making.
* Experience with tracking platforms (Keitaro).
* Experience with A/B testing.
* Ability to evaluate and improve creative performance.
* Self-driven, responsible and result-oriented.
⸻
Nice to Have
* Experience in Dating vertical.
* Experience with Android/iOS apps.
* Experience with affiliate marketing.
* Experience working with white/black lists.
* Experience with automated bidding strategies.

ThingsBoard, Inc. is a US corporation founded in 2016, with an R&D center in Kyiv, Ukraine. We are the main contributors and maintainers of the ThingsBoard open-source IoT Platform. We deliver and continuously improve a scalable, robust, and affordable IoT Platform that significantly reduces time-to-market for life-changing IoT solutions. We also help companies build outstanding IoT products based on ThingsBoard.

You'll grow and manage part of the ThingsBoard partner ecosystem — hardware vendors and creators/affiliates. The role mixes relationship-building, hands-on coordination, and enough technical curiosity to understand how partners' devices connect to the platform. You'll work closely with the marketing team and a technical specialist. A good fit if you enjoy building long-term relationships, aren't put off by technical detail, and like turning a loose process into a working one.

Requirements:

• Experience in B2B partnerships — any kind (programs, alliances, channel, business development)
• Willingness to dig into the technical side of IoT connectivity — protocols, device types, integrations — without being put off by the detail
• Upper-Intermediate English

Responsibilities:

• Recruit and onboard new hardware partners, including the technical side of integrating their devices (with support from a technical specialist)
• Build and maintain long-term relationships with existing partners
• Coordinate co-marketing activities with the marketing team
• Grow the affiliate network — find potential affiliates and run outreach
• Set up and automate how we work with affiliates

Will be a plus:

• Technical background or technical education
• Experience in IoT, hardware, telecommunications, or industrial sectors
• Experience working with international partners

What We Offer:
 

• Competitive and transparent compensation based on your experience and impact.
• Meaningful product challenges and clear ownership.
• Supportive team environment with clear goals and feedback.
• Career growth with regular performance reviews.
• Medical insurance or compensation program.
• 17 vacation days and 10 sick leaves.
• Corporate English classes.
• Comfortable office in Kyiv, Podil, with a flexible schedule.
• Work on a global open-source product with 21k+ GitHub stars.

By submitting your CV, you consent to ThingsBoard Inc collecting and processing your personal data for recruitment purposes in accordance with our Privacy Policy and ISO 27001 requirements. Your data will be retained for 12 months from the date of submission and securely deleted thereafter unless you are hired. You may withdraw consent at any time by contacting us.

We are looking for a Senior Software Engineer for our client, a US-based wellness-tech startup building an AI-powered platform for salons and wellness centers.

The product combines machine learning, recommendation systems, diagnostics, eCommerce, and operational tooling into a single ecosystem used by real businesses and customers.

The platform analyzes customer data and questionnaire inputs to generate personalized treatment and product recommendations through a custom AI service built with Python, ML models, and Elasticsearch. The engineering team is continuously improving recommendation accuracy, integrating new AI capabilities, and scaling the infrastructure as the product grows.

This is an opportunity to join a small, product-focused team where engineering has direct impact on the business and where developers are expected to contribute across the entire platform, from AI integrations and backend architecture to cloud infrastructure and customer-facing features.

Responsibilities

* Maintain and improve a Python-based AI recommendation service

* Integrate and improve ML/AI models in production environments

* Improve Elasticsearch-based recommendation and search logic

* Continuously improve recommendation accuracy based on business requirements and user data

* Develop backend services using Node.js / TypeScript

* Build frontend functionality using React

* Manage AWS infrastructure and deployment workflows

* Improve CI/CD and overall platform reliability

* Work on integrations with external systems including Shopify

* Participate in architecture decisions and long-term technical planning

Tech Stack

Python, TensorFlow (or similar ML frameworks), Elasticsearch / OpenSearch, TypeScript, Node.js / NestJS, React, AWS, PostgreSQL, Redis, Docker, GitHub Actions / CI/CD.

Requirements

* Strong commercial experience with Python

* Experience working with TensorFlow or similar machine learning frameworks

* Experience integrating AI/ML models into production systems

* Strong experience with Elasticsearch, OpenSearch, or Solr

* Strong experience with TypeScript and Node.js

* Experience building frontend applications with React

* Strong AWS experience

* Experience with Docker, Linux, and CI/CD workflows

* Strong understanding of APIs and backend architecture

* Experience working in startup or product-focused environments

* Advanced English communication skills

Nice to Have

* Experience with recommendation engines or AI-powered personalization systems

* Shopify integration experience

* Experience with Terraform, CloudFormation, or AWS CDK

* Native Android development experience (Kotlin preferred)

* Experience using AI coding assistants such as GitHub Copilot, Cursor, Claude Code, etc.

What They’re Looking For

The company is looking for a long-term engineering hire who can take ownership of the product and help lead the technical development of the platform as the company scales.

The immediate priorities are heavily focused on the AI recommendation service, ML integrations, and Elasticsearch-based recommendation infrastructure. Over time, the engineer will also contribute across backend development, infrastructure, integrations, and overall platform evolution.

Requirements

• 2+ years of experience in affiliate marketing / CPA networks / Dating vertical
• Strong understanding of:
• Dating funnels
• Smartlinks / aggregator systems
• Traffic sources (Google, Meta, TikTok, Native, Push)
• Proven experience in partner negotiations and deal closing
• Analytical mindset and data-driven decision making
• Fluent English (written & spoken)

• Proactive & Self-Driven — takes initiative, actively searches for new partners and opportunities without constant supervision
• Strong Communication Skills — confident in negotiations, able to build trust and maintain long-term partner relationships
• Result-Oriented Mindset — focused on revenue growth, deal performance, and measurable outcomes
• Analytical Thinking — able to evaluate offers, partners, and funnels based on data and performance metrics
• Fast Learner & Adaptable — quickly adjusts to new GEOs, offers, and market changes in a dynamic environment
• Strategic Thinking — understands how to scale partnerships and align them with business goals
• Attention to Detail — careful with terms, payouts, caps, and partner conditions
• Resilient & Persistent — able to handle rejections, negotiate better deals, and push for results
• Team Player — collaborates effectively with media buyers, product, and tech teams
• Ownership Mentality — treats partnerships and results as personal responsibility

Responsibilities

1. Partner Acquisition & Relationship Management
• Identify, approach, and onboard new affiliate networks and direct advertisers in the Dating vertical
• Build and maintain strong relationships with key partners
• Act as the main point of contact for ongoing communication and deal negotiations
2. Offer Sourcing & Evaluation
• Source high-converting Dating offers (SOI, DOI, CPL, RevShare)
• Evaluate offers based on GEO, payout, funnel, and conversion rates
• Analyze partner reliability, payment terms, and scalability potential
3. Negotiation & Commercial Strategy
• Negotiate payouts, caps, and exclusive deals
• Structure deals of cooperation (CPA / Hybrid / RevShare)
• Optimize margins and ensure profitability of campaigns
4. Market & Competitor Analysis
• Monitor trends in Dating vertical (mainstream / adult / casual)
• Analyze competitor activity and identify new opportunities
• Stay updated on traffic sources, creatives, and funnel strategies
5. Collaboration with Internal Teams
• Work closely with PPC / Media Buying team to align on traffic requirements
• Provide partners with necessary campaign data and feedback
6. Reporting & Performance Tracking
• Track performance of partners and offers
• Prepare regular reports and insights for management

Nice to Have
• Existing network of Dating partners
• Experience with adult / casual dating
• Understanding of tracking tools (Keitaro)
• Experience working with high-volume paid traffic

We are looking for a well-connected Business Development Manager based in Cyprus with strong access to the CIS iGaming ecosystem.

We’re looking for someone who:

 • has real relationships with operators, affiliate teams & CRM/Retention leaders

 • knows how to turn networking into commercial meetings and deals

 • understands iGaming sales, retention & monetization

 • can own the sales process from intro to signed contract

Responsibilities:

 • Open doors through your local network, events, Telegram & LinkedIn

 • Conduct commercial meetings with iGaming companies

 • Identify CRM/Retention/VIP monetization opportunities

 • Build and manage pipeline in Bitrix

 • Drive deals until contract & invoice stage

Requirements:

 • Experience in iGaming / Betting / Affiliate

 • Strong Cyprus network

 • English C1+ and Russian fluency

 • Strong B2B sales & communication skills

We offer:

 • up to $4,960 net fixed

 • bonus up to 50% of monthly fixed

 • long-term collaboration

 • international iGaming environment

If you’re deeply connected within the Cyprus iGaming scene and know how to build trust-based commercial relationships — let’s talk.

We are looking for a proactive and detail-oriented Support Specialist to join our Payments Operations team. In this role, you will be responsible for monitoring payment traffic, supporting clients and merchants, resolving operational issues, and ensuring the stability of acquiring services. You will work closely with internal teams, payment providers, and clients to maintain high service quality and operational efficiency in a fast-paced fintech environment.

Key Responsibilities

Client & Merchant Support

• Provide online support to clients and merchants via chat.
• Assist clients with payment-related inquiries and operational issues.
• Configure and maintain client accounts within internal systems.
• Deliver timely and professional communication while ensuring a high level of customer satisfaction.

Traffic Monitoring & Incident Management

• Monitor acquiring traffic and payment processing performance.
• Inform clients about current traffic status, incidents, and service disruptions.
• Identify operational issues and escalate incidents to the appropriate internal teams.
• Follow incidents through to resolution and ensure proper communication with all stakeholders.

Operational Coordination

• Collaborate with Operations, Technical Support, Product, and Payment teams to resolve traffic and conversion-related issues.
• Communicate directly with payment providers regarding operational incidents and complex cases.
• Assist in identifying recurring issues and contribute to process improvements.
• Maintain accurate documentation of incidents and operational procedures.

Requirements

• 1+ year of experience in Customer Support, Payment Operations, FinTech, or Financial Services.
• Strong analytical thinking and attention to detail.
• Ability to work efficiently with large volumes of information.
• Experience in a fast-paced operational environment.
• Excellent written communication skills.
• English level: Intermediate+ or higher (written communication with clients and payment providers).

Technical Skills

Experience with the following tools is considered an advantage:

• Grafana
• Kibana
• Postman
• Jira
• Confluence

Work Schedule

• Shift schedule: 2/2/2 (2 day shifts → 2 night shifts → 2 days off).
• 12-hour shifts.

Nice to Have

• Experience in acquiring, payment processing, or payment gateways.
• Understanding of payment flows, transaction lifecycle, and conversion metrics.
• Experience working with monitoring and incident management tools.
• Familiarity with API testing and troubleshooting using Postman.
• Experience communicating with external payment providers.

What We Offer

• Opportunity to work in a stable and rapidly growing fintech company.
• Competitive compensation package based on experience and expertise.
• Professional development and continuous learning opportunities.
• Supportive and collaborative team environment.
• Opportunities for career growth within Payments Operations.
• Modern tools and technologies for efficient daily work.

About us:
DICEUS is a product company focused on building innovative SaaS solutions for the global insurance and financial services markets. Our mission is to modernize how insurers, brokers, MGAs, and other financial players operate through intelligent underwriting, seamless policy management, and digital engagement platforms. With clients across Europe, the Middle East, and North America, we are redefining how the industry delivers value through technology.

We are a product-focused insurance technology company developing:

• Policy Administration Systems (PAS)
• Underwriting Workbench (AI-enabled)
• Reinsurance platforms
• Captive and financial modules

Our clients include:

• Insurance carriers
• MGAs
• Reinsurers
• Captive insurance companies

About you:
We are looking for a hands-on specialist who will support outbound campaigns by executing first-touch outreach including cold calls. This role is focused on execution. You will work with structured processes and tools, performing cold calls and logging outcomes.

You will work directly with the outbound lead and follow a clear system.

Responsibilities:

Cold Outreach Support

• Perform cold calls: call direct numbers or office lines, ask to connect to the right person, log call outcomes

Process Execution

• Follow defined outbound processes and sequences
• Work in batches and maintain high accuracy
• Meet daily targets for calls completed

Requirements:

• 1–2 years of experience in cold calling, telesales, or outbound phone-based roles
• Genuine interest in cold calling and outbound sales communication
• Confident phone manner, comfortable handling rejection and gatekeepers
• Strong ability to follow structured processes and scripts
• Strong level of English
• Experience with Excel / Google Sheets for logging call outcomes

Nice to have:

• Experience with CRM tools (e.g., HubSpot)
• Experience with outbound dialers or tools (Apollo, Aircall, or similar)
• Exposure to insurance, fintech, or B2B markets

We offer:

• Paid vacation (18 business days) and Statutory Holidays
• Paid sick leaves (10 business days)
• Non-paid days-off (10 business days)
• Professional growth and development opportunities
• Free English lessons

About us:
DICEUS is a product company focused on building innovative SaaS solutions for the global insurance and financial services markets. Our mission is to modernize how insurers, brokers, MGAs, and other financial players operate through intelligent underwriting, seamless policy management, and digital engagement platforms. With clients across Europe, the Middle East, and North America, we are redefining how the industry delivers value through technology.

We are a product-focused insurance technology company developing:

• Policy Administration Systems (PAS)
• Underwriting Workbench (AI-enabled)
• Reinsurance platforms
• Captive and financial modules

Our clients include:

• Insurance carriers
• MGAs
• Reinsurers
• Captive insurance companies
   

Who are you
As a Web Researcher Intern, you're someone who enjoys digging into the insurance technology market to find and qualify the companies, contacts, and information our Sales team needs to reach the right people with the right message. You'll:

• Research and build lists of target companies (insurance carriers, MGAs, reinsurers, brokers) that match our ideal customer profile
• Find and verify decision-maker contacts (names, titles, emails, LinkedIn profiles) within target organizations
• Classify companies by relevant criteria (size, region, product vs. service model, tech stack, market focus)
• Monitor industry news, funding rounds, and market shifts to surface new sales opportunities
• Organize research findings into clean, structured spreadsheets or CRM-ready formats
• Cross-check and validate data accuracy before handing it off to Sales
• Support ad hoc research requests as priorities shift

Requirements

• Strong English (written and spoken) — most outreach materials and tools are in English
• Excellent attention to detail and a methodical approach to data gathering
• Comfortable with Google Sheets/Excel for organizing and structuring data
• Strong Boolean search skills and ability to dig past the first page of search results
• Self-organized and able to manage multiple research requests with clear deadlines
• Genuine curiosity about business research and willingness to learn fast
• Reliable internet connection and the discipline to work effectively in a remote setting

Nice to Have

• Prior experience with LinkedIn Sales Navigator, Crunchbase, or similar research/sourcing tools
• Experience with CRM systems (HubSpot, Salesforce, or similar)
• Knowledge of data enrichment tools (Apollo, Hunter, Clearbit, ZoomInfo, etc.)
• Previous internship, freelance, or course-based experience in research, data sourcing, or lead generation

We are an established international iGaming company with 1,600+ specialists and 10+ large-scale projects across Tier 1–3 markets.

As part of our strategic growth, we are expanding our SEO direction together with a specialized SEO partner operating in highly competitive iGaming and casino niches.

This role is for someone who wants to work where SEO directly impacts business growth — not just rankings, but traffic, conversions, and scalable results.
 

What You'll Do

• Lead, mentor, and grow a team of SEO Specialists.
• Develop and execute SEO strategies across multiple GEOs.
• Build scalable website structures, semantic clusters, internal linking, and search intent architecture.
• Manage the content pipeline, including content briefs, editorial reviews, AI-assisted workflows, and quality control.
• Scale off-page SEO activities (outreach, paid placements, directories, etc.) while coordinating with the internal Link Building team.
• Conduct advanced technical SEO audits (indexability, Core Web Vitals, crawl budget, log analysis) and collaborate closely with developers.
• Monitor SEO performance, generate hypotheses, run experiments, and roll out improvements based on data.
• Analyze competitors, market trends, and new growth opportunities.

• Report key SEO metrics and business impact to senior management.

   

We're Looking For Someone Who Has

• 4+ years of commercial SEO experience.
• Proven experience in highly competitive niches such as iGaming, Crypto, Dating, Entertainment, or similar industries.
• Previous experience leading SEO teams.
• Strong expertise in:
  • Technical SEO
  • Semantic research
  • Content strategy
  • Content editing and quality assurance
  • AI-assisted content workflows
• Solid background in Link Building, including outreach, paid placements, directories, PBNs, GSA, and related risk management.
• Good technical knowledge of:
  • CMS platforms
  • HTML / CSS
  • JavaScript basics
  • Redirects
  • Canonicals
  • hreflang
  • Core Web Vitals
• Proficiency with:
  • Google Search Console
  • Google Analytics 4
  • Ahrefs / Semrush
  • Screaming Frog / Netpeak Spider
  • Looker Studio
• Ability to manage multiple websites with different risk profiles while scaling organic growth.
   

What We Offer

• Competitive salary pegged to the USD exchange rate.
• Transparent performance-based bonus system.
• Real career growth opportunities — many of our leaders started from specialist positions.
• 25 paid vacation days.
• Fully remote work with the option to work from our Warsaw office or a coworking space in your city (fully covered by the company).
• English language courses and professional training reimbursement.
• Personalized development roadmap.
• Gym, fitness, and annual medical check-up compensation.
• Mental health support, including psychologist reimbursement and internal coaching.
• Company-provided equipment (laptop, charging station, etc.).
• Corporate gifts for employees and their children.
• Flexible working hours (start anytime between 9:00–11:00).
• Smooth onboarding process and dedicated support during adaptation.
• Regular online team-building activities.
• Employee referral program and regular compensation reviews.
• A culture where your ideas matter and can directly shape the company's growth.

Recruitment Process

1. HR Interview
2. Technical Interview with the Team Lead
3. Final Interview with the Head of SEO

If you're passionate about SEO, enjoy building scalable systems, and want to make a real business impact—we'd love to hear from you.

Niko Technologies is a licensed European FinTech payment provider and the world's first supplier of White-Label solutions built on blockchain technologies. We are reshaping the financial sector by developing innovative products for e-commerce, retail, and crypto transactions.

We are currently expanding our horizons and looking for a driven Assistant Product Manager to launch and develop a brand-new business direction! This is a unique opportunity to kickstart or significantly accelerate your career in product management, building a large-scale project from scratch under the mentorship of an experienced PM.

Key Responsibilities:

• Take part in all stages of the product lifecycle — from ideation and brainstorming to release and metrics analysis.
• Analyze competitors, market trends, and identify new growth opportunities for our business line.
• Gather, structure, and write clear product requirements and specifications (PRDs/PRs) for developers, designers, and cross-functional teams.
• Monitor task execution and facilitate effective cross-departmental communication.
• Monitor key product metrics, prepare performance reports, and form hypotheses to drive product improvements.

Our Ideal Candidate:

• Has a basic understanding of product metrics, software development methodologies (Scrum/Agile), and the IT product lifecycle.
• Possesses strong communication skills with the ability to articulate thoughts clearly and structurally (both verbally and written in the form of technical tasks).
• Demonstrates high self-organization, proactivity, and an analytical mindset.

Would be a huge plus:

• Experience in the Gaming / GameDev industry.
• Experience in High-Risk domains (iGaming, Crypto, PSP, acquiring, etc.).

What We Offer:

• A unique opportunity to launch a new product from scratch within the dynamic FinTech & Crypto space.
• A culture that values your ideas and gives you the freedom to bring them to life.
• Fully remote work and a flexible working schedule that respects your work-life balance.
• Competitive salary, professional development, and corporate-sponsored learning/training.
• A highly professional, dynamic, and inspiring work environment.

How to apply? Send over your CV. It would be awesome if you could include a short cover letter telling us briefly about your experience (if any) in the gaming or high-risk sectors!

WHAT YOU’LL DO

• Design and build RESTful APIs and integration services between internal products and third-party systems.
• Working with Legacy code.
• Designing end-to-end features.
• Develop integration strategies that reduce complexity and improve maintainability.
• Monitor, test, and troubleshoot API transactions and workflows.
• Collaborate with Product Owners and Engineers to refine technical requirements.
• Maintain strong documentation of APIs and integration patterns.
• Ensure integrations meet compliance, performance, and security standards (e.g., GDPR, PCI).
• Participate in Agile Scrum ceremonies and contribute to sprint planning and delivery.
• Track your work in Azure DevOps.

REQUIREMENTS

hard skills:

• Upper-Intermediate English level.
• 4+ years of experience with .Net development.
• Solid experience with .Net Framework, .Net Core, and C# for backend service development.
• Experience with modern frontend frameworks such as React and Angular.
• Familiarity with API security standards and authentication flows.
• Proficiency with MS SQL.
• Experience with Microsoft Azure.
• Familiarity with Jira, Agile/Scrum teams and modern DevOps practices.
• Strong communication and troubleshooting skills.

Need to be comfortable with AI-driven development using Claude Code.

soft skills:

• Strong problem-solving skills.
• Good communication skills.
• Attention to detail.
• Customer service mindset.

WE OFFER:

• Fully remote work in a high proficiency team.
• Long-term employment, the average duration of work of our employees is 5+ years.
• 17 days of annual paid vacation and holidays.
• 10 days of paid sick leaves, without a doctor’s statement.
• Free online English classes for all employees.

We are looking for a Middle Manual QA Engineer (WEB/Admin). Quality is not a final check for us — it's embedded in every stage of how we build. Our live-streaming platform serves hundreds of thousands of monthly active users across Tier-1 markets, and the web and admin layer is mission-critical infrastructure that touches everything: from payment flows and A/B experiments to real-time features that users interact with daily. You'll join a mature QA function — a team of 13+ QA specialists across platforms and backend — and work closely with frontend developers, product managers, and tech leads to catch issues early, own your feature areas end-to-end, and raise the bar for what "release-ready" actually means.

About our product: 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. 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. Are you in?

In this role, you will

• Own manual testing of web and Admin panel end-to-end as a QA feature owner
• Run smoke, sanity, and regression testing cycles for WEB/Admin applications
• Create and maintain test documentation: test cases, bug reports, checklists
• Actively participate in SCRUM ceremonies and SDLC activities — refinements, decomposition, estimations
• Conduct A/B testing and validate experiment setups and results
• Investigate, reproduce, and report bugs with clear prioritization and full reproducibility

It's all about you

• 2+ years of experience in WEB and backend manual testing
• Hands-on experience with API testing and tools like Postman and Swagger
• Experience working with any relational or non-relational database 
• Confident understanding of Scrum processes and SDLC
• Experience with A/B testing
• Proficiency in Jira and Confluence
• Strong analytical thinking and the ability to grasp new concepts quickly
• English at B1 level or higher

Would be a plus

• Experience with MongoDB Compass (querying, data manipulation)
• Marketing or analytics testing background
• Familiarity with proxy debugging tools (Charles, Fiddler, or similar)
• Experience with Claude Code or other AI-assisted development tools

What we offer

Care and support:

• 20 paid vacation days, 15 sick leave days, and 6 additional days off for family events
• 100% medical insurance coverage
• Sports and equipment reimbursement
• Team building events, corporate gifts, and stylish merch
• Financial and legal support
• Maternity Recovery Support Allowance
• 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 
• Test task
• Final Interview
• Reference check
• Offer

About Flamingo

Flamingo is revolutionizing the Managed Service Provider (MSP) industry with an AI-driven, open-source platform for IT and security. Our goal is to empower MSPs with automation, optimization, and scalability tools to enhance their operations. 

Role Overview

As a Senior Back-end Engineer (Java) at Flamingo, you will design and develop scalable, high-performance back-end services and APIs using Java and Spring Boot. You will be responsible for implementing event-driven microservices, optimizing system performance, and ensuring high availability as we scale our platform. Your expertise in processing high-volume logs and integrating multiple data sources will be critical to building a robust and efficient system.

Key Responsibilities

• Design and develop scalable backend services and APIs using Java (Spring Boot).
• Architect and implement event-driven microservices with Kafka and RabbitMQ.
• Process and analyze high-volume logs efficiently to ensure scalability and real-time insights.
• Integrate and manage multiple data sources, including SQL, NoSQL, and streaming data.
• Optimize database performance using PostgreSQL, Redis, and Elasticsearch.
• Implement authentication and authorization mechanisms with OAuth, JWT, and Keycloak.
• Collaborate with front-end and DevOps teams to build a seamless and resilient system.
• Ensure code quality through automated testing, CI/CD pipelines, and best engineering practices.

Qualifications

Must-Have:

• 5+ years of experience in backend development with Java and Spring Boot.
• Experience in microservices architecture, including event-driven systems (Kafka, RabbitMQ).
• Strong knowledge of RESTful APIs, GraphQL, and WebSockets.
• Experience processing high-volume logs and working with log management tools (ELK stack, Loki, Fluentd, OpenTelemetry).
• Experience working with multiple data sources, including relational (PostgreSQL) and non-relational (Redis, Elasticsearch) databases
• Experience with containerization (Docker, Kubernetes) and cloud platforms (AWS/GCP).
• Understanding of security best practices in backend development.

Nice-to-Have:

• Experience with functional programming in Java or Scala.
• Familiarity with distributed tracing (e.g., Jaeger, Zipkin) for microservices.
• Knowledge of cloud-native architectures and serverless frameworks.
• Exposure to message queues and event sourcing.

Why Join Flamingo?

• High-impact role: As a back-end engineer, your contributions will directly shape Flamingo’s product and technology.
• Ownership & Equity: Competitive compensation, including significant equity in an early-stage, high-growth startup.
• Innovative Tech Stack: Work with cutting-edge open-source technologies in AI, automation, and security.
• Remote-first Culture: Flexibility to work from anywhere while collaborating with a top-tier team.
• Mission-Driven Company: Join a team passionate about disrupting the MSP industry and making enterprise-grade security and IT automation accessible to all.