Jobs at Djinni

10137
  • Β· 91 views Β· 10 applications Β· 2d

    Java Backend Engineer (Iceberg Integration POC)

    Full Remote Β· Ukraine Β· 5 years of experience Β· B2 - Upper Intermediate
    Position: Backend Engineer (Iceberg Integration POC) Industry: AI and Big Data Platform Level: Senior Duration: 2–3 months Location: Remote About the Role We are looking for a Senior Backend Engineer to lead a Proof of Concept (POC) focused on Apache...

    Position: Backend Engineer (Iceberg Integration POC)
    Industry: AI and Big Data Platform
    Level: Senior
    Duration: 2–3 months
    Location: Remote
     

    About the Role

    We are looking for a Senior Backend Engineer to lead a Proof of Concept (POC) focused on Apache Iceberg integration within a large-scale AI and data platform.
    This is a hands-on, short-term role that requires deep technical expertise, strong problem-solving skills, and the ability to drive the POC independently from concept to delivery.

    Tech Stack

    Apache Iceberg, Parquet, Java, Python, AWS (S3, Glue, S3 Tables, Athena), MySQL, SingleStore, Spark, Kafka

     

    Requirements

    • Bachelor’s degree in Computer Science, Engineering, or a related field.
    • 5+ years of professional experience in backend engineering.
    • Strong expertise with Apache Iceberg and Parquet.
    • Proficiency in Java; good working knowledge of Python.
    • Experience with AWS (S3, Glue, S3 Tables, Athena).
    • Familiarity with MySQL; experience with SingleStore is a strong plus.
    • Understanding of Spark; experience with Kafka is an advantage.
    • Excellent problem-solving abilities and attention to detail.
    • Strong communication skills in English (both written and verbal).
    More
  • Β· 10 views Β· 0 applications Β· 2d

    Senior Python/AI Engineer

    Full Remote Β· Ukraine Β· 6 years of experience Β· B2 - Upper Intermediate
    Project Description: Our client, one of the leading Agriculture Companies, is modernising their landscape and adopting AI and innovations in their process. We are seeking a highly skilled and innovative Python/AI Engineer to join our team. The ideal...

    Project Description:
    Our client, one of the leading Agriculture Companies, is modernising their landscape and adopting AI and innovations in their process.
    We are seeking a highly skilled and innovative Python/AI Engineer to join our team. The ideal candidate will be responsible for developing cutting-edge AI solutions, creating Proof of Concepts (PoCs), and integrating Large Language Models (LLMs) into our application landscape. This role involves close collaboration with business stakeholders and R&D teams to drive AI adoption and deliver impactful results.


    Responsibilities:
    Design and develop PoCs and present them to business stakeholders.
    Build and deploy innovative AI solutions using state-of-the-art models.
    Integrate LLMs into existing and new applications.
    Develop new functionalities within R&D applications..
    Promote and implement best process practices across AI development workflows.


    Mandatory Skills Description:
    6-8+ years of experience in AI/ML development.
    Advanced proficiency in Python.
    Strong understanding of AI frameworks (e.g., TensorFlow, PyTorch).
    Expertise in at least one LLM (e.g., GPT, Claude, LLaMA).
    Solid foundation in Data Science and statistical modeling.
    Experience with Agentic Workflows using LangChain-based agents.
    Hands-on experience with LangGraph (e.g., hackathons or MCPs).
    Deep understanding of fine-tuning techniques for LLMs.
    Hands of experience on Transformer architecture and its evolution from earlier models.

     


    Nice-to-Have Skills Description:

    Knowledge of Multiple LLMs and their adoption in commercial projects


    Languages:
    English: C1 Advanced

    More
  • Β· 12 views Β· 3 applications Β· 2d

    Media Buying Specialist

    Full Remote Β· Countries of Europe or Ukraine Β· Product Β· 2 years of experience Β· A2 - Elementary
    Stay Group is an innovative Marketing company with a mission to help businesses acquire their target customers and create top-tier solutions in the iGaming and entertainment industry. We are currently seeking our ideal Media Buying Specialist to join our...

    Stay Group is an innovative Marketing company with a mission to help businesses acquire their target customers and create top-tier solutions in the iGaming and entertainment industry. We are currently seeking our ideal Media Buying Specialist
    to join our team and achieve better results together. 

     

    Requirements:

    • At least 1.5 years of experience - either in product teams or in arbitrage teams, depending on whether there is an interest in working with a product.
    • Experience 20k USD/monthly.
    • Proficiency in working with Keitaro, AdsPower, and Octo, Spy service. 
    • Experience working with Tier 1 countries.
    • Experience with PWA and iOS applications.
    • Ability to create technical specifications for designers.
    • Experience managing large budgets.
    • Understanding of key metrics: conversions, ROI, CTR, CPC, CPM, CPA, CPL, LTV, etc.
    • Excellent communication skills, initiative, and teamwork abilities.
    • Analytical thinking and the ability to set clear tasks.
    • Flexibility and adaptability to new job requirements.

     

    Nice to Have:

    • Experience in driving traffic from various sources.
    • Experience with different types of traffic.

     

    Responsibilities:

    • Launch and optimization of advertising campaigns in Facebook Ads.
    • Experience working with large budgets ($1.5K–$5K daily).
    • Strong focus on achieving ROI - slot-based approaches.
    • Experience working with Tier 1–2 GEOs.
    • Finding and scaling effective funnels and strategies.
    • Searching for and creating creatives for traffic acquisition.
    • Knowledge of product metrics will be a plus.

     

    Benefits:

    • Freedom to choose where to work: work from anywhere in the world with the freedom of remote options, or join our dynamic office in Kyiv for an inspiring in-person experience.
    • Flexibility: enjoy flexible working hours that let you balance your personal and professional life while staying focused on delivering great results.
    • Corporate English speaking club: improve your English proficiency with regular practice and expert guidance.
    • A Culture That Cares: thrive in a friendly environment where a strong corporate culture builds connections, drives innovation, and makes you feel truly valued.
    • Comfort Fuels Success: experiance comfortable conditions that inspire productivity and foster professional growth, giving you the tools and space to excel.
    • Accelerate Your Growth: seize career advancement opportunities in a rapidly expanding marketing company. As the company scales, so will your professional journey.
    More
  • Β· 57 views Β· 1 application Β· 2d

    Middle Golang or Python Engineer

    Full Remote Β· Poland Β· 3 years of experience Β· B2 - Upper Intermediate
    Akvelon is a known USA company, with offices in places like Seattle, Mexico, Ukraine, Poland, and Serbia. Our company is an official vendor of Microsoft and Google. Our clients also include Amazon, Evernote, Intel, HP, Reddit, Pinterest, AT&T, T-Mobile,...

    🌎 Akvelon is a known USA company, with offices in places like Seattle, Mexico, Ukraine, Poland, and Serbia. Our company is an official vendor of Microsoft and Google. Our clients also include Amazon, Evernote, Intel, HP, Reddit, Pinterest, AT&T, T-Mobile, Starbucks, and LinkedIn. To work with Akvelon means to be connected with the best and brightest engineering teams from around the globe and working with an actual technology stack building Enterprise, CRM, LOB, Cloud, AI and Machine Learning, Cross-Platform, Mobile, and other types of applications customized to client’s needs and processes.

    We are looking for a Software Engineer to lead critical migrations that improve the company’s overall security posture. In this role, you’ll drive complex systems changes, collaborate closely with partner teams, and help strengthen the reliability and resilience of core infrastructure.

     

    Responsibilities:

     

    • Plan and execute large-scale migrations within the team to strengthen the security posture of software infrastructure.
    • Collaborate with security and partner engineering teams to ensure alignment, resolve dependencies, and manage risks.
    • Trace and understand complex codebases, adapting solutions across multiple services and system layers.
    • Drive cross-team technical discussions and document outcomes to support clarity and accountability.
    • Track and communicate progress of migration efforts to stakeholders, ensuring transparency and timely delivery.
    • Identify and resolve technical challenges to maintain system reliability and improve overall security posture.

     

    Requirements:

    Must have:

    • Programming Proficiency β€“ Demonstrated expertise in at least one of Go (preferably) or Python, with the ability to write, debug, and optimize production-quality code.
    • Codebase Navigation β€“ Proven ability to work effectively with large, complex codebases, including tracing and understanding unfamiliar code across multiple abstraction layers.
    • Problem-Solving Skills β€“ Strong analytical and debugging skills, with a track record of independently identifying and resolving ambiguous technical issues.
    • Systems Knowledge β€“ Familiarity with distributed systems fundamentals (e.g., RPC, load balancing, service discovery) and willingness to quickly learn and apply domain-specific technologies.

     

    Nice to have:

    • Familiarity with distributed systems fundamentals (e.g., RPC, load balancing, service discovery)

     

    Overlap time requirements: usually till 10AM PST

     

    Working conditions and benefits:

    • Paid vacation, sick leave (without a sickness list)
    • Official state holidays – 11 days considered public holidays
    • Professional growth while attending challenging projects and the possibility to switch your role, master new technologies and skills with company support
    • Flexible working schedule: 8 hours per day, 40 hours per week
    • Personal Career Development Plan (CDP)
    • Employee support program (Discount, Care, Health, Legal compensation)
    • Paid external training, conferences, and professional certification that meet the company’s business goals
    • Internal workshops & seminars
    • Corporate library (Paper/E-books) and internal English classes.

     

    Step into your future – apply now πŸš€

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  • Β· 3 views Β· 0 applications Β· 2d

    Senior Grafana Developer

    Full Remote Β· Ukraine Β· 4 years of experience Β· B2 - Upper Intermediate
    Project Description: We are seeking a Grafana+ Developer to design, build, and maintain interactive dashboards and observability solutions for enterprise-level environments. The ideal candidate will have strong experience in Grafana, Prometheus, and...

    Project Description:

    We are seeking a Grafana+ Developer to design, build, and maintain interactive dashboards and observability solutions for enterprise-level environments. The ideal candidate will have strong experience in Grafana, Prometheus, and related monitoring and visualization tools, with the ability to connect to various data sources (e.g., Snowflake, PostgreSQL, Elasticsearch, InfluxDB, Azure Monitor, or Mulesoft metrics).

    The role involves close collaboration with platform, DevOps, and integration teams to deliver actionable insights and performance monitoring dashboards for complex distributed systems.

     

    Responsibilities:

    Design and develop Grafana dashboards to visualize system health, performance, and business KPIs.
    Integrate Grafana with various data sources such as Prometheus, Loki, Elastic, Snowflake, or SQL-based stores.
    Configure and manage Grafana plugins, alerts, and notifications across different environments.
    Develop custom queries (e.g., PromQL, SQL) to extract and visualize relevant metrics.
    Work with DevOps and Cloud teams to implement observability best practices and automated dashboard deployments via CI/CD pipelines.
    Create and maintain documentation for dashboards, data models, and metric definitions.
    Troubleshoot performance issues and optimize dashboard load times and data queries.
    Collaborate with architecture and platform teams to ensure monitoring alignment with SLIs, SLOs, and SLAs.

     

    Mandatory Skills Description:

    4+ years of hands-on experience with Grafana (Grafana Cloud, OSS, or Enterprise).
    Practical experience with Python
    Strong skills in PromQL, SQL, or Elastic queries.
    Experience integrating Grafana with Prometheus, Loki, Snowflake, or other time-series databases.
    Familiarity with alerting and notification channels (Slack, Teams, PagerDuty, email, etc.).
    Knowledge of Grafana provisioning (JSON models, configuration-as-code).
    Experience with CI/CD and infrastructure-as-code (e.g., Terraform, GitHub Actions, Jenkins).
    Understanding of monitoring frameworks, metrics collection, and log aggregation.
    Experience working in cloud environments (Azure).

     

    Nice-to-Have Skills Description:

    Experience with Mulesoft, Confluent Kafka, or API monitoring.
    Familiarity with Azure Monitor, App Insights, or Dynatrace.
    Basic scripting knowledge (Golang, Bash, or PowerShell).
    Exposure to DevOps or SRE practices.

     

    Languages:

    English: B2 Upper Intermediate

    More
  • Β· 16 views Β· 3 applications Β· 2d

    Sound Designer (iGaming / Casino Slot Projects)

    Part-time Β· Full Remote Β· Ukraine Β· 2 years of experience Β· B1 - Intermediate
    Location: [City / Remote] Role Summary We are seeking a creative, technically skilled, and detail-oriented Sound Designer with proven experience in the iGaming or social casino industry to elevate the audio experience of our slot machine games....

    πŸ“ Location: [City / Remote]

     

    🎯 Role Summary

     

    We are seeking a creative, technically skilled, and detail-oriented Sound Designer with proven experience in the iGaming or social casino industry to elevate the audio experience of our slot machine games. You will be responsible for defining, creating, mixing, and implementing all audio assetsβ€”from compelling main-game loops and celebratory win effects to the intricate UI soundsβ€”that drive player engagement and emotional response.

     

    πŸ”‘ Key Responsibilities

     

     

    I. Creative Sound Design & Composition

     

    • Audio Concepting: Define the sonic identity, style, and intensity for new slot titles based on game themes, target markets, and creative briefs.
    • Sound Effect Creation: Design, synthesize, record, edit, and master a wide range of original sound effects (SFX) for reel spins, button clicks, stops, feature triggers, big wins, ambient backgrounds, and unique bonus events.
    • Music Composition: Compose, arrange, and produce original musical scores and loops that establish mood, build tension during play, and climax during major wins.
    • Audio Branding: Ensure that the game's core audio elements are instantly recognizable, highly satisfying, and contribute to the overall brand experience.
    • Foley & Library Management: Utilize and manage commercial sound libraries and custom recordings to create high-quality, genre-appropriate audio assets.

     

    II. Technical Implementation & Optimization

     

    • Integration: Implement and optimize all audio assets directly into the game engine or middleware (e.g., Unity, proprietary engine, Wwise/FMOD is a plus) with proper triggers and spatial positioning.
    • Synchronization: Work closely with 2D Animators and Developers to achieve perfect audio-visual synchronization, particularly for reel animations, character reactions, and win celebrations.
    • Mixing & Pacing: Perform final mixing and mastering to ensure audio clarity, prevent clipping, and establish a dynamic range that enhances player excitement without fatigue. Crucially, master the fast-paced, cyclical audio requirements unique to slot games.
    • Technical Compliance: Adhere to all technical specifications, file formats, and optimization requirements for diverse platforms (mobile, desktop, cabinet) to maintain performance and memory budgets.

     

    III. Collaboration & Review

     

    • Cross-Functional Teamwork: Collaborate effectively with Art Directors, Game Designers, and Software Engineers to align the audio vision with the overall game design and technical constraints.
    • Quality Assurance: Conduct thorough playtesting and QA to identify and troubleshoot audio bugs, volume discrepancies, and integration issues, ensuring flawless functionality prior to launch.
    • Feedback Integration: Clearly present audio work for review and iterate quickly based on constructive feedback from team leads and project stakeholders.

     

    βœ… Required Skills & Experience

     

    • 2+ Years of Professional Sound Design Experience in the iGaming, Casino, or Video Game industries is mandatory.
    • Expert Proficiency in a Digital Audio Workstation (DAW) such as Pro Tools, Reaper, Logic Pro X, or Ableton Live.
    • Strong Music Theory and Composition Skills across a variety of genres to suit diverse slot themes.
    • Deep Understanding of Psychoacoustics and Player Engagementβ€”specifically how sound, rhythm, and anticipation drive excitement in a gambling/slot context.
    • Proven ability to work with and manipulate sound libraries, synthesizers, and production plugins.
    • Excellent technical understanding of digital audio properties, formats, mixing, and mastering techniques for games.
    • Exceptional communication skills, high level of self-organization, and ability to manage multiple projects and deadlines.
    • A compelling professional audio demo reel showcasing relevant slot game or highly repetitive/looping interactive audio work is essential.

     

    βž• Bonus Qualifications

     

    • Experience with interactive audio middleware (Wwise or FMOD).
    • Familiarity with the Unity game engine's audio implementation workflow.
    • Experience with voice-over editing and processing.
    • A background in audio engineering or acoustic treatment.
    More
  • Β· 26 views Β· 2 applications Β· 2d

    Senior Python Developer

    Full Remote Β· Ukraine Β· 5 years of experience Β· B2 - Upper Intermediate
    Project Description: Building a risk applications and tools for innovative international top-tier hedge fund from the ground up, comprising the systems for traders, pre-trade checks and analysis, risks and limits management, reports of trading activities,...

    Project Description:

    Building a risk applications and tools for innovative international top-tier hedge fund from the ground up, comprising the systems for traders, pre-trade checks and analysis, risks and limits management, reports of trading activities, FIX connectivity, market data providers connectivity (e.g. Bloomberg B-pipe), etc

     

    Responsibilities:

    The Team is focused on the development and maintenance of various applications. The successful candidate will have considerable and proven experience in Python, a good working knowledge of end-user and server-side data processing techniques, a good understanding of SDLC and agile development methodologies.

     

    Mandatory Skills Description:

    - Strong understanding of data quality principles
    - Hands-on exp with Python
    - at leas 1 year of experience in trading domain/capital markets
    - Proven experience in designing and developing data models using industry best practices
    - Experience in using code management and CI/CD tools such as Github, Azure Devops, Jenkins, Bamboo etc.
    - 5+ years of experience working with Python
    - Good understanding and demonstrated experience working with Power Query (M query language) and DAX.
    - Extensive experience designing and developing reports and performance metrics from complex and disparate platforms

     

    Nice-to-Have Skills Description:

    - Risks trading system development experience.
    - Understanding and demonstrated experience working with Power Query (M query language) and DAX. Experience in using code management and CI/CD tools such as Github, Azure Devops, Jenkins, Bamboo etc.

    More
  • Β· 43 views Β· 7 applications Β· 2d

    Art Designer

    Full Remote Β· Countries of Europe or Ukraine Β· Product Β· 1 year of experience Β· B1 - Intermediate
    Stay Group is an innovative Marketing company with a mission to help businesses acquire their target customers and create top-tier solutions in the iGaming and entertainment industry. We’re on the lookout for a creative soul to join our team as an Art...

    Stay Group is an innovative Marketing company with a mission to help businesses acquire their target customers and create top-tier solutions in the iGaming and entertainment industry. We’re on the lookout for a creative soul to join our team as an Art Designer! If you’re passionate about transforming ideas into stunning visuals and shaping brand identities that stand out, this might be the perfect fit for you.




     

    Responsibilities:

    • Create visually appealing graphics for various digital platforms, including websites, and social media;
    • Develop and maintain the visual identity of the company brand across all design assets;
    • Create and enforce design guidelines to ensure brand consistency;
    • Design marketing materials, such as banners, infographics, and promotional content;
    • Design graphics and interfaces that are responsive and compatible with various devices and screen sizes;
    • Create custom illustrations that align with the company's branding and messaging.
       

    Requirements:

    • 1+ year of experience in a relevant position.
    • Experience in producing a wide range of marketing assets, including static and animated banners, all aligned with the brand’s visual identity.
    • Familiarity with format specifications, file size limitations, and effective collaboration with developers to deliver final designs.
    • Good in Figma, Photoshop, and Illustrator.
    • Hands-on experience with AI-powered tools for generating static visuals.
    • Knowledgeable in image and video optimization, including compression techniques for maintaining quality within file size constraints.
    • Proficient in using tools to upscale images and videos with minimal quality degradation.
       

    Benefits:

    • Freedom to choose where to work: work from anywhere in the world with the freedom of remote options, or join our dynamic office in Kyiv for an inspiring in-person experience.
    • Flexibility: enjoy flexible working hours that let you balance your personal and professional life while staying focused on delivering great results.
    • Corporate English speaking club: improve your English proficiency with regular practice and expert guidance.
    • A Culture That Cares: thrive in a friendly environment where a strong corporate culture builds connections, drives innovation, and makes you feel truly valued.
    • Accelerate Your Growth: seize career advancement opportunities in a rapidly expanding marketing company. As the company scales, so will your professional journey.
    More
  • Β· 44 views Β· 7 applications Β· 2d

    Senior Java Developer

    Full Remote Β· Ukraine Β· 5 years of experience Β· B2 - Upper Intermediate
    Project Description: One of the world's largest providers of products and services to the energy industry has a need to develop and support enterprise information system in Oil & Gas domain. Product being developed is a cloud solution for interpretation...
    • Project Description:

      One of the world's largest providers of products and services to the energy industry has a need to develop and support enterprise information system in Oil & Gas domain.
      Product being developed is a cloud solution for interpretation of geological and geophysical data. Project is based on SCRUM methodology.
      Our project is stable, long-term and constantly adopts new technologies such as newest Java and Eclipse RCP versions, cloud and GPU computing, microservices architecture and other innovative frameworks.
      Work supposes close cooperation with Customer team located in Houston and following Agile principles.
      Our team is senior, supportive and friendly.

    • Responsibilities:

      β€’ Collaborate closely with geophysicists, data scientists, and software engineers to
      translate scientific domain requirements into robust on-prem or Cloud software
      solutions.
      β€’ Design, develop, and maintain high-performance applications for geophysical and
      geological data analysis, interpretation and visualization (e.g., seismic, horizon,
      fault, velocity model, etc.)
      β€’ Present architectural designs and technical proposals to the architecture review
      board.
      β€’ Ability to break down development tasks and lay out clear implementation
      roadmaps.
      β€’ Implement and optimize computation algorithms
      β€’ Design and develop both thin and thick client applications that interact with cloud-
      based microservices.
      β€’ Ensure high code quality through unit testing, code reviews, security hardening and
      continuous integration with other domain tools
      β€’ Provide technical support and lead user troubleshooting sessions to resolve issues
      and ensure smooth operation of DSG application.
      β€’ Mentor junior developers and actively contribute to architectural and
      implementation decisions.
      β€’ Embrace Agile/Scrum methodologies, delivering and demonstrating working
      solutions at the end of each sprint
      β€’ Stay current with emerging technologies and trends in geophysical computing and
      software development.

    • Mandatory Skills Description:

      5+ years in Java development
      Strong Java Core knowledge

    • Nice-to-Have Skills Description:

      Experience with desktop development (Swing, SWT or Eclipse RCP)
      C++ development
      Practical experience with Eclipse RCP framework
      OSGI knowledge is a plus
      Oil&Gas domain experience is a plus

    • Languages:
      • English: B2 Upper Intermediate
    More
  • Β· 6 views Β· 0 applications Β· 2d

    Spark Developer

    Hybrid Remote Β· Poland Β· 5 years of experience Β· B2 - Upper Intermediate
    Position: Spark Developer Location: Hybrid from KrakΓ³w, Poland (3 days per week in the office) Domain: Banking & Finance Experience Level: 5+ years Employment Type: B2B Timezone: GMT+1 (CET) About the Project We are looking for an experienced Spark...

    Position: Spark Developer
    Location: Hybrid from KrakΓ³w, Poland (3 days per week in the office)
    Domain: Banking & Finance
    Experience Level: 5+ years
    Employment Type: B2B
    Timezone: GMT+1 (CET)


    About the Project

    We are looking for an experienced Spark Developer to join a strategic project in the banking and finance sector. The role involves developing and maintaining a platform serving stock exchange clients.
    You will be part of a team building the core integration between Dealstores, Operations, and Regulatory systems within the client’s Digital Operations Stream β€” a key component of their long-term strategy to move toward cloud technologies and enhance system performance.


    Key Responsibilities

    • Design and develop a strategic data platform that enables seamless trade execution flow between Dealstores, Operations, and Regulatory systems.
    • Transform epics and features into reliable, scalable, and high-performing solutions.
    • Collaborate within an agile team to iteratively deliver product requirements.
    • Partner with the product team to translate business needs into robust technical implementations.


    Technical Requirements

    • 5+ years of experience in a similar role.
    • Fluent English and a Bachelor’s degree in Computer Science (or equivalent certification).
    • Strong software engineering background with hands-on expertise in Spark and PySpark (mandatory).
    • Proven experience in real-time and batch data pipelines using Kafka.
    • Databricks and Delta Tables experience is a significant plus.
    • Solid understanding of DevOps and CI/CD practices (GitLab, Azure DevOps, GitHub).
    • Proficiency in Test-Driven Development (TDD) and clean software design principles.
    • Knowledge of cloud architecture, preferably Azure (AWS or GCP is a plus).
    • Java backend development experience is a strong advantage.
    • Familiarity with Kubernetes and modern data infrastructure technologies is beneficial.


    Required Technical Stack

    • Spark / PySpark
    • Kafka
    • Databricks
    • DevOps, CI/CD (GitLab, ADO, GitHub)
    • TDD (Test-Driven Development)
    • Microsoft Azure


    Nice to Have

    • Java
    • AWS / GCP
    • Kubernetes


    Additional Information

    • The selected specialist will undergo ID verification and potentially a background check.
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  • Β· 23 views Β· 3 applications Β· 2d

    Lead Full-Stack Engineer (.Net/React)

    Full Remote Β· Ukraine Β· 5 years of experience Β· B2 - Upper Intermediate
    Akvelon is a known USA company, with offices in places like Seattle, Mexico, Ukraine, Poland, and Serbia. Our company is an official vendor of Microsoft and Google. Our clients also include Amazon, Evernote, Intel, HP, Reddit, Pinterest, AT&T, T-Mobile,...

    Akvelon is a known USA company, with offices in places like Seattle, Mexico, Ukraine, Poland, and Serbia. Our company is an official vendor of Microsoft and Google. Our clients also include Amazon, Evernote, Intel, HP, Reddit, Pinterest, AT&T, T-Mobile, Starbucks, and LinkedIn. To work with Akvelon means to be connected with the best and brightest engineering teams from around the globe and working with an actual technology stack building Enterprise, CRM, LOB, Cloud, AI and Machine Learning, Cross-Platform, Mobile, and other types of applications customized to client’s needs and processes.

     

    We are looking for a skilled Lead Full-Stack Engineer for a technology-driven marketing and customer acquisition company. 

     

    Requirements:

    • Proven expertise in backend development with .NET Core.
    • Strong frontend development skills using React.js.
    • Solid experience with MySQL.
    • Hands-on experience with Redis.
    • Deep understanding of cloud infrastructure (AWS).
    • Ability to work across the stack with an approximate 70% backend / 30% frontend workload distribution.

     

    Overlap time requirements: till 11 AM PST

     

    Working conditions and benefits:

    • Paid vacation, sick leave (without sickness list)
    • Official state holidays β€” 11 days considered public holidays
    • Professional growth while attending challenging projects and the possibility to switch your role, master new technologies and skills with company support
    • Flexible working schedule: 8 hours per day, 40 hours per week
    • Personal Career Development Plan (CDP)
    • Employee support program (Discount, Care, Health, Legal compensation)
    • Paid external training, conferences, and professional certification that meet the company’s business goals
    • Internal workshops & seminars
    • Corporate library (Paper/E-books) and internal English classes.

     

    Looking for an exciting career? Apply now and become part of our success story πŸš€

     

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  • Β· 6 views Β· 0 applications Β· 2d

    Senior KDB/Q Developer

    Full Remote Β· Ukraine Β· 3 years of experience Β· B2 - Upper Intermediate
    Project Description: Building a trading platform for innovative international top-tier hedge fund from the ground up, comprising of front-office system for traders, pre-trade checks and analysis, intra-day positions management, order management and...

    Project Description:

    Building a trading platform for innovative international top-tier hedge fund from the ground up, comprising of front-office system for traders, pre-trade checks and analysis, intra-day positions management, order management and routing, risks and limits management, reports of trading activities, FIX connectivity, market data providers connectivity (e.g. Bloomberg B-pipe).

     

    Responsibilities:

    β€’ Design, develop, and maintain KDB+/q databases and real-time data processing systems supporting trading and research.
    β€’ Build and optimize data ingestion pipelines from multiple market data sources using Kafka.
    β€’ Collaborate with Java developers to integrate KDB systems with trading, analytics, and risk applications.
    β€’ Support React-based front-end interfaces by developing efficient APIs and query services for visualization and analysis.
    β€’ Monitor and tune performance of large-scale time-series datasets for latency and throughput.
    β€’ Troubleshoot production issues, ensuring high data quality, reliability, and uptime.
    β€’ Partner with quantitative researchers and traders to design new data-driven features and analytics.

     

    Mandatory Skills Description:

    β€’ 3-8 years of hands-on experience developing in KDB+/q within a trading or financial environment.
    β€’ Strong understanding of time-series data, market data structures, and real-time data processing.
    β€’ Solid working knowledge of Linux and scripting for system monitoring and automation.
    β€’ Proficiency in query optimization, data modeling, and performance tuning in KDB.
    β€’ Ability to work collaboratively with engineering, quant, and trading teams in a fast-paced environment.
    β€’ Strong communication and problem-solving skills, with attention to detail and reliability.

     

    Nice-to-Have Skills Description:

    β€’ Experience integrating KDB with Java and Kafka for distributed data processing and messaging.
    β€’ Familiarity with React-based UI systems, including API design to serve real-time data.
    β€’ Experience with cloud-based infrastructure (AWS, GCP, or similar) and containerization (Docker/Kubernetes).

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  • Β· 18 views Β· 1 application Β· 2d

    Senior DB/BI Developer

    Hybrid Remote Β· Ukraine (Lviv) Β· Product Β· 4 years of experience Β· B1 - Intermediate
    About us: EveryMatrix is a leading B2B SaaS provider delivering iGaming software, content and services. We provide casino, sports betting, platform and payments, and affiliate management to 200 customers worldwide. But that's not all! We're not just about...

    About us:

    EveryMatrix is a leading B2B SaaS provider delivering iGaming software, content and services. We provide casino, sports betting, platform and payments, and affiliate management to 200 customers worldwide.

    But that's not all! We're not just about numbers, we're about people. With a team of over 1000 passionate individuals spread across twelve countries in Europe, Asia, and the US, we're all united by our love for innovation and teamwork.

    EveryMatrix is a member of the World Lottery Association (WLA) and European Lotteries Association. In September 2023 it became the first iGaming supplier to receive WLA Safer Gambling Certification. EveryMatrix is proud of its commitment to safer gambling and player protection whilst producing market leading gaming solutions.

    Join us on this exciting journey as we continue to redefine the iGaming landscape, one groundbreaking solution at a time.
     

    We are looking for a passionate and dedicated Senior DB/BI Developer to join our team in Lviv!

    About the job:

    Our main stack: DB - BigQuery, Postgre, SQL ETL - Apache Airflow, Apache NiFi Streaming - Apache Kafka.
     

    What You'll get to do:

    • Develop real time data processing and aggregations; 
    • Create and modify data marts (enhance our data warehouse); 
    • Take care of internal and external integrations; 
    • Forge various types of reports. 
       

    What You need to know:

    • Bachelor’s/Master’s degree in S.T.E.M.; 
    • Understanding of Computer Science, Software Engineering, Algorithms, Operating Systems, Networking, etc.; 
    • Good knowledge of at least one RDBMS (PostgreSQL, MSSQL, Oracle, MySQL) - understanding how db works - query optimisation - indexes - parttitioning.
    • Practical experience with ETL/ELT porcess.
    • Experience in Data Warehouse creation or supporting; 
    • Practical experience with at least ONE of enterprise business intelligence platforms; 
    • English β€” intermediate + (reading/writing/speaking).

      Will be a plus: 
    • Knowledge of analytical data warehouse systems (Google BigQuery, Azure Synapse Analytics, AWS Redshift, Snowflake); 
    • Programming skills in one of language (Python,Java); 
    • Experience with other tools and systems like Apache Airflow, Apache NiFi.
       

    Here's what we offer:

    • Start with 22 days of annual leave, with 2 additional days added each year, up to 32 days by your fifth year with us.
    • Stay Healthy: 10 sick leave days per year, no doctor's note required; 30 medical leave days with medical allowance
       

      Support for New Parents:

    • 21 weeks of paid maternity leave, with the flexibility to work from home full-time until your child turns 1 year old.
    • 4 weeks of paternity leave, plus the flexibility to work from home full-time until your child is 13 weeks old.

    Our office perks include on-site massages and frequent team-building activities in various locations.
     

    Benefits & Perks:

    • Daily catered lunch or monthly lunch allowance.β€―
    • Private Medical Subscription.β€―
    • Access online learning platforms like Udemy for Business, LinkedIn Learning or O’Reilly, and a budget for external training.
    • Gym allowance

    At EveryMatrix, we're committed to creating a supportive and inclusive workplace where you can thrive both personally and professionally. Come join us and experience the difference!


     

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  • Β· 194 views Β· 78 applications Β· 2d

    Project Manager / Product Owner (Conversational AI)

    Full Remote Β· Countries of Europe or Ukraine Β· 3 years of experience Β· B2 - Upper Intermediate
    We are looking for a Project Manager who can also assume Product Owner responsibilities to drive Conversational AI custom development projects. This role combines strong project management skills with a product mindset: you’ll lead project delivery while...

    We are looking for a Project Manager who can also assume Product Owner responsibilities to drive Conversational AI custom development projects. This role combines strong project management skills with a product mindset: you’ll lead project delivery while helping shape the product vision, ensuring alignment between business needs, technical teams, and end users.
     

    Required background and skills

    • 3+ years of experience in IT Project Management (experience as a Product Owner or hybrid PM/PO role is a strong plus).
    • Solid experience with Agile frameworks (Scrum, Kanban).
    • Strong stakeholder management, conflict resolution, and negotiation skills.
    • Proven experience in risk management and change management.
    • Understanding of the software development lifecycle and ability to participate in high-level technical discussions (development background not required).
    • Experience managing projects with international clients (North America & EMEA).
    • Product mindset: analytical, business-oriented, decision-maker, and comfortable owning outcomes.
    • Skilled in backlog management, requirements solicitation and refinement, and roadmap planning.
    • Passion for AI and Conversational technologies. Previous project experience in the domain.
    • Strong attention to documentation, structure, and process clarity.
    • Ability to work across time zones in a fast-paced environment and with culturally diverse teams.
    • Excellent communication and presentation skills.
    • Minimum Upper-Intermediate English.
       

    Responsibilities

    • Take full responsibility for end-to-end project delivery. This includes managing requirements gathering, estimates, scope, schedule, costs, quality, communication, risks, stakeholders’ expectations, and client satisfaction.
    • Act as a Product Owner when required: define product goals, gather and prioritize requirements, refine backlog, and ensure value delivery for clients.
    • Collaborate directly with clients to understand business needs, facilitate workshops, run demos, and provide progress updates.
    • Translate business objectives into actionable requirements for the development team, ensuring clear alignment and shared understanding.
    • Drive effective stakeholder management: balance priorities, resolve conflicts, and maintain transparent communication.
    • Manage and support team members, fostering collaboration, ownership, and continuous improvement.
    • Identify business opportunities for clients and propose solutions that improve efficiency and outcomes.
    • Oversee risk management, including handling change requests and re-prioritizing scope where needed.
    • Maintain clear and structured project documentation and reporting.
    • Contribute to process improvements within the company and help shape delivery best practices.
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  • Β· 318 views Β· 108 applications Β· 2d

    Senior Front-end developer

    Full Remote Β· Countries of Europe or Ukraine Β· Product Β· 5 years of experience
    Requirements Job experience over 5+ years Product clean, well-structured and extendable code Experience in design patterns Experience in architecture patterns Experience in popular MVC frameworks Experience with responsive and adaptive layouts Experience...

    Requirements

    • Job experience over 5+ years
    • Product clean, well-structured and extendable code
    • Experience in design patterns
    • Experience in architecture patterns
    • Experience in popular MVC frameworks
    • Experience with responsive and adaptive layouts
    • Experience with Google Analytics 
    • Development of SPAs
    • Experience in supervising of junior staff
    • Experience in leading frontend direction 
    • Experience in negotiations with stakeholders

    Technical Stack

    • HTML5/CSS3/JavaScript
    • LESS/SASS
    • Knockout.js
    • RequireJS
    • jQuery
    • XML
    • Responsive Design
    • Webpack
    • Node.js & npm
    • Chrome DevTools
    • Cross-browser testing
    • Web Performance Optimization
    • RESTful API
    • JSON

    Would be a plus

    • Vue.js/React
    • TypeScript
    • GraphQL
    • Next.js/Nuxt.js
    • Tailwind CSS
    • Docker
    • Jest/Jasmine
    • ESLint & Stylelint
    • WebSockets
    • PWA (Progressive Web Apps)
    • ElasticSearch
    • PHP basics
    • Atlassian products
    • Adobe Commerce certification

    What we offer

    • High salary 
    • Employment benefits β€” paid holidays, sick-days
    • Full-time work; flexible working hours

     

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