Globaldev Group

We are looking for a Data scientist to join our team. The project is an online platform designed to streamline business workflows by offering a range of management tools. It focuses on creating an intuitive and user-friendly experience with modern functionality, helping teams efficiently manage and track complex tasks.

Requirements:

• Minimum of 5 years of experience in data science, with practical experience building production grade models;
• M.Sc. or Phd in Computer Science, Mathematics, or a related field;
• Proficiency in Python and experience with machine learning libraries and frameworks;
• Strong experience with large language models, transformers, and fine-tuning techniques;
• Strong experience in designing and developing NLP models;
• Experience in causality analysis and predictive modeling - Advantage.

Responsibilities:

• Take part in the development and deployment of advanced machine learning models to solve semantic parsing problems;
• Design and develop models for tasks such as Classification, Similarity, Clustering,  Named Entity Recognition (NER), Unsupervised learning and other semantic parsing related tasks;
• Collaborate with cross-functional teams, including engineers, product managers, and data scientists, to understand business challenges and design data-driven solutions;
• Implement and maintain grounding techniques and other related methodologies to improve the accuracy and efficiency of data analysis processes;
• Utilize and fine-tune large language models, to enhance the performance of NLP tasks;
• Stay up-to-date on the latest advances in the field and apply an innovative approach.

What we offer:

• Direct cooperation with the already successful, long-term, and growing project;
• Flexible work arrangements;
• 20 days of vacation 10 days of sick leaves;
• Collaborative and supportive team culture;
• Truly competitive salary;
• Help and support from our caring HR team.

We are looking for a Backend / GenAI Engineer to join our team and play a key role in designing, building, and maintaining scalable backend systems. You’ll work closely with cross-functional teams to develop robust APIs, integrate GenAI models into production environments, and contribute to the overall architecture of our platform. This is a great opportunity to shape innovative products in a fast-paced, collaborative startup setting.

Requirements

• Strong problem-solving mindset with ability to tackle complex technical challenges.
• Autonomous player who can take ownership and drive solutions independently.
• Overall 8+ years in software engineering with startup experience.
• 5+ years backend engineering experience with expert Python skills.
• 1+ years production generative AI experience with LLMs and prompt engineering.
• Experience with scalable backend systems, micro-services, and distributed systems.
• AWS experience: EKS, S3, Bedrock, Elasticache, RDS.

• Production system experience: monitoring, alerting, security.

   

Responsibilities

• Design, develop, and maintain scalable backend systems and microservices that support production workloads.
• Implement solutions involving generative AI, including working with large language models (LLMs) and prompt engineering in production environments.
• Collaborate closely with cross-functional teams to architect, build, and deploy distributed systems on AWS infrastructure, utilizing services such as EKS, S3, Bedrock, Elasticache, and RDS.
• Ensure reliability, security, and performance of production systems through effective monitoring, alerting, and troubleshooting.
• Stay updated with the latest advancements in software engineering and AI technologies to innovate and enhance product capabilities.
   

What we offer

• Direct cooperation with the already successful, long-term, and growing project.
• Flexible work arrangements.
• Collaborative and supportive team culture.
• Truly competitive salary.
• Help and support from our caring HR team.

You’ll be the driving force behind our Sales/AE team’s pipeline: finding the right people, starting meaningful conversations, and turning curiosity into qualified intro calls. We’ll provide you with proven playbooks—just bring energy, strong English skills, and a hunger to learn.

Requirements

• Strong written and spoken English; confident and energetic communicator.
• Resilience and coachability; you thrive on scoreboards and feedback.
• Proficiency with LinkedIn, email, and CRM tools.

Will be a plus

• Experience in B2B tech/services or agency SDR/BDR roles.
• Curiosity about Software and AI and how they drive outcomes for clients (our edge is engineering combined with practical AI).

Responsibilities

• Source, segment, and prioritize target lists (CTOs, VPs of Engineering, Founders within our ICP).
• Run daily multi-touch outreach on LinkedIn and email using our tested sequences; achieve the daily target of 20 new LinkedIn connections.
• Drive disciplined follow-ups (respond within hours and keep conversations warm).
• Log outcomes and reasons (always ask “why not” and capture objections for re-engagement).
• Book intro calls for AEs; hand over with full context and notes.
• Maintain impeccable CRM hygiene; send quick call summaries and next steps.
• Collaborate with Marketing on micro-tests (hooks, offers, signals) and help scale what converts.

Success looks like

• Consistent weekly intro call bookings from outbound efforts.
• Improving reply and acceptance rates month over month (reviewed together every Monday).
• Complete and accurate tagging of rejections/objections to support re-engagement strategies.

What we offer

• 20 paid vacation days per year;
• 5 paid sick days per year;
• All official Ukrainian public holidays off;
• Health insurance in Ukraine.

Description

You’re the right hand to Sales/BD leadership—keeping deals unblocked, clients updated, and our pipeline humming. Think: scheduling, follow-ups, CRM cleanliness, and making sure every promise turns into a delivered next step.

This position is based in Yerevan, Armenia, with a hybrid work model. 

What you’ll do

• Own calendars, confirms, and fast follow-ups; send concise call summaries + next steps after each touch.
• Maintain CRM hygiene, status updates 2–3 days after inbound requests, and Monday KPI prep.
• Coordinate CV sends; follow up 1–2 days after CVs to drive interviews.
• Track objections/rejections; make sure reasons are logged for re-engagement.
• Help prep proposals, case packs, and light research for meetings.
• Spin up WhatsApp/Telegram chats when useful to speed coordination.

Success looks like

• Zero-leak pipeline: every opp with next step + due date, clean notes, clear owner.
• Meetings run on time with the right materials; clients feel “seen and guided.”
• Week-over-week KPI improvement and on-time status nudges.

Must-haves

• Excellent English writing; concise and friendly.
• Extreme organization; loves checklists and details.
• Confidence using Google Suite, LinkedIn, and a CRM.

Nice-to-haves

• Experience supporting SaaS/IT services sales.
• Interest in AI and data-driven workflows (we’ll train you).

Start.io is a mobile marketing and audience platform that empowers the mobile app ecosystem. With direct integration into over 500,000 monthly active mobile apps, our platform processes enormous volumes of first-party data to drive intelligent, real-time decisions and fuel growth for our partners.

We are looking for a DataOps to join our Team.

Requirements:

• Experience writing complex queries in SQL — 3 years;
• Experience creating complex processes using Python — 2 years;
• Relevant degree or studies (Information Systems / Industrial Engineering /etc);
• Analytical and problem-solving skills, ability to translate business requirements into a technical solution;
• Self-learner, responsible and independent;
• English at very high level and excellent communication skills.

Responsibilities:

• Design and develop, and optimize data integration pipelines and data aggregations;
• Work closely with business, data, product and tech teams;
• Coding in Python, SQL and light BASH;
• Orchestration in Jenkins and Airflow;
• End-to-end responsibility for processes — design, develop, test, monitor;
• Share responsibilities of DBA, managing 2 large and complex Vertica Database clusters;
• Monitoring and troubleshooting issues such as slowness in the cluster, heavy load, and slow queries;
• Includes sharing on-call duties with team members in case of production incidents.

What we offer:

• The beginning of a new team = opportunities to grow;
• 20 days of vacation and 10 days of paid sick leave;
• Purchase the necessary software.

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

We’re looking for a Senior Data Engineer to join our Data Platform team — someone who thrives on solving complex problems at scale, enjoys working across technologies, and is passionate about real-time data pipelines, distributed systems, and performance optimization.

This position is based in Warsaw with a hybrid work model.

Responsibilities:

• Develop and own real-time streaming and batch data pipelines that process billions of records per day
• Own services and infrastructure for request enrichement, data exports, campaign analytics, fraud detection, and more - some handling hundreds of thousands of requests per second with strict low-latency SLAs
• Build end to end solutions - from design to deployment and monitoring.
• Work with technologies like Flink, Spark, Kafka, Protobuf, Kubernetes, Argo WF, Jenkins, Github writing in Golang, Java/Scala and Python.
• Development of monitoring and alerting over critical Big Data pipelines
• Comfortable using modern AI-assisted development tools (e.g., GitHub Copilot, Cursor) to enhance coding, testing, and debugging
• Participate in a shared on-call rotation to support production systems and ensure high availability

Requirements:

• 4+ years of experience in backend or data engineering
• Proficiency in Golang
• Strong experience with Java and/or Scala
• Experience with Python & SQL
• Hands-on experience with streaming platforms (e.g. Flink, Spark , Kafka)
• Production experience with Kubernetes and containerized services
• Solid knowledge of cloud infrastructure (AWS / GCP / OCI)
• Familiarity with CI/CD, observability (Prometheus/Grafana), and distributed systems
• Versatile and able to context-switch effectively across projects and technologies
• Self-learner, responsible, independent and strong team player
• Excellent communication skills

Why Join Us?

• You’ll work on mission-critical systems that handle billions of events per day
• Join a high-caliber team solving large-scale, low-latency, and business-critical challenges
• You’ll have real ownership, autonomy, and room to grow technically and professionally
• You’ll be part of a great team that values collaboration, knowledge sharing, supporting each other while having fun along the way.
• We embrace modern AI tools (like GitHub Copilot and Cursor) to help boost development speed, uncover edge cases, and support creative problem-solving

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).