Softblues

The product is a e-Commerce Media Platform that lives at the intersection of performance marketing, technology, content, and commerce.

With product, publishers can access better affiliate monetization tools, and brands can acquire customers through performance marketing.

Requirements:
1. Good TS/JS knowledge
2. NodeJS knowledge, AWS lambda functions (NestJS is a plus)
3. Shopify app development experience (Remix)
4. Good practical experience with AWS and the following services in particular:

• CloudFormation
• AWS Lambda
• S3
• CloudFront
• ECS
• ALB
• CloudWatch/Alerts/EventBridge
• SNS/SQS
• DynamoDB
• IAM

5. Understanding of ServerLess architecture on AWS
6. CI/CD pipelines on GitHub actions
7. Understanding of DNS records (Experience with CloudFlare or Route53 is a plus)
8. Familiarity with docker and basic linux administration

Requirements:

• Proven experience in deploying and monitoring machine learning models in production environments.
• 5+ years of experience working with Docker, Kubernetes, Helm, and CI/CD pipelines and best practices.
• 5+ years of experience with observability tools such as Prometheus, Thanos, and Grafana.
• Familiarity with model monitoring tools such as Arize, Evidently AI, and Alibi Detect.
• Experience with A/B testing and service mesh software such as Istio.
• Proficiency in using platforms like Kubeflow and OpenDataHub for model deployment and management.
• Strong understanding of infrastructure monitoring and observability best practices.
• Excellent problem-solving skills and the ability to troubleshoot complex issues.
• Experience with cloud platforms such as AWS, Google Cloud Platform (GCP), or Azure.
• Knowledge of scripting and automation tools (e.g., Bash, Python)

Responsibilities:

• Deploy and manage machine learning models on Kubernetes clusters.
• Develop robust data pipelines for training, inference, and analytics purposes.
• Monitor and manage cluster infrastructure using Prometheus, Thanos, and other observability tools.
• Implement and maintain model observability frameworks using tools like Arize.
• Implement A/B testing strategies and software, such as Istio, to evaluate model performance and reliability.
• Develop and maintain dashboards and alerting systems to track model performance and data quality metrics.
• Collaborate with data scientists and ML engineers to ensure models are robustly monitored, and issues are quickly identified and resolved.
• Ensure the scalability and reliability of model deployment pipelines using Kubernetes.
• Stay up to date with the latest advancements in model observability and infrastructure monitoring technologies.

Responsibilities

• Working closely with the Designers, Backend Developers, and QAs;
• Designing and implementing eCommerce projects;
• Creating dedicated functionalities in JS that meet the business needs of customers, delivering high-quality code;
• Working on a Cloud environment with Cloud-native services.

Requirements

• 3+ years of experience as a React Developer
• 6+ months of hands-on experience in a project with Remix; 
• 1+ year experience working in Node.js + TypeScript, Shopify;
• experience with GraphQL;
• 6+ months of hands-on experience in a project with Hydrogen;
• Knowledge of good programming practices SOLID, OOP, functional programming; 
• Experience in Unit testing, integration testing and frontend testing, 
• Knowledge of GitHub and GitHub Actions, 
• Knowledge of English (at least B2)

Project Description: Our client's PTT (Portfolio & Trade lifecycle Technologies) team is looking for an experienced Software Engineer. You will be responsible for developing & maintaining a software application for GOOs (guarantees of origin) that manages the entire lifecycle of GOOs, including tenders, certificate handling and portfolio management. 

Key Responsibilities: 

• Develop and maintain a software application for GOO lifecycle management 
• Collaborate with cross-functional teams to gather requirements and implement solutions 
• Write clean, efficient, and maintainable code in Python 
• Implement and maintain unit tests using PyTest 
• Follow Agile methodologies, particularly SCRUM, for project management 
• Utilize Git for version control and collaboration 
• Use Azure DevOps for requirement management, reporting and project management 

Competences: 

• Strong experience in Python programming 
• Proficiency in FastAPI framework 
• Experience with unit testing using PyTest 
• Proficient in using Git for version control 
• Familiarity with SCRUM methodology Preferred (Beneficial)

Skills: 

• Experience with Azure cloud platform 
• Familiarity with Azure DevOps for CI/CD 
• Knowledge of Docker for containerization 
• Experience with Terraform for infrastructure provisioning 
  
   

We are looking for a motivated Junior QA Engineer to join our dynamic team, focusing on web and AI-driven projects. This role is ideal for someone early in their career who is passionate about ensuring software development and has an interest in growing into a more advanced BA role in the future.

You will collaborate with developers, product managers, to test innovative web and AI applications, identify defects, and ensure an exceptional user experience. 

Responsibilities

• Perform manual testing of web and AI applications to identify bugs, defects, and usability issues.
• Create, execute, and maintain test cases and test scenarios based on project requirements.
• Document and report defects with clear steps to reproduce, using bug-tracking tools (e.g., Jira).
• Collaborate with the development team to verify fixes and ensure issues are resolved.
• Participate in requirement analysis and provide feedback to improve product quality.
• Assist in regression, functional, and exploratory testing activities, including testing AI model outputs and web interfaces.

• Contribute to the continuous improvement of QA processes and methodologies, with an eye toward future automation opportunities.

   

Requirements

• +1 year of experience in software testing or a related field (internships or personal projects are a plus).
• Basic understanding of software testing principles, methodologies, and the software development lifecycle (SDLC).
• Familiarity with bug-tracking tools (e.g., Jira, Trello) and test management tools (e.g., TestRail).
• Interest in web and AI technologies, with exposure to testing web applications (e.g., REST APIs, browser-based interfaces) and AI-driven features (e.g., chatbots, recommendation systems).
• Knowledge of relevant tech stack: JavaScript, Python (for testing AI components), Postman (for API testing), and browser developer tools (e.g., Chrome DevTools).
• Strong attention to detail and problem-solving skills, with a proactive mindset for learning and growth in the QA field.
• Good communication skills to collaborate effectively with cross-functional teams working on web and AI solutions.
• Upper-intermediate English proficiency (written and verbal).
• (Optional) Basic knowledge of automation tools (e.g., Selenium, Cypress) or scripting languages (e.g., Python, JavaScript) is a plus.
• A strong desire to develop and advance in the QA direction, with potential interest in automation, performance testing, or AI-specific testing in the future.

What we expect from you:

• You are capable of working effectively in a multitasking environment, result-oriented, and ready to take initiative;
• Strong skills in Boolean and x-Ray search;
• Strong knowledge of recruitment methodologies, sourcing techniques, tools and industry best practices;
• Proven ability to attract and engage top technical talent through creative sourcing strategies;
• You have experience working with recruitment analytics and metrics, with the ability to define, implement, and use them to drive hiring decisions and optimize sourcing processes;
• Experience using AI-powered tools for candidate sourcing, screening, and outreach optimization;
• You have practical experience assessing the candidate market size for IT vacancies, utilizing both LinkedIn and diverse sources such as LinkedIn groups, GitHub, Reddit, Apollo, Stack Overflow, local messenger communities, etc.
• You know how to build a candidate sourcing map, taking into account the necessary resources for this process;
• You are well-versed in and actively use tools such as PhantomBuster, LinkedHelper, MeetAlfred, Clay, BrightData, Apollo, LinkedIn Sales Navigator, and other tools for automation and enrichment of candidate data;
• You are skilled at developing and optimizing sourcing strategies, leveraging a robust set of effective tools and extensions, continuously monitoring new solutions, and evaluating their effectiveness;
• You are skilled at effectively working with donor companies;

• Stress resilience and persistence, as we often deal with unique positions that require creative approaches;

   

Responsibilities 

• Source IT candidates with the right skills using various channels and techniques, including social media, job boards, online databases, Boolean searches, and professional networks;
• Conduct initial candidate screening, including resume review, pre-screening answers, and English-speaking checks if needed, while maintaining and updating the candidate database and related reports;
• Collaborating with recruiters and hiring managers;
• Implement creative sourcing strategies to identify, evaluate, and engage top-tier candidates;
• Manage the hiring process by coordinating with TA Consultants to define position requirements and ideal candidate profiles, creating job postings, conducting candidate outreach, building a pipeline of relevant candidates, scheduling interviews, maintaining communication, and supporting offer negotiations;
• Schedule interviews and maintain communication with candidates;

• Track the hiring funnel and analyze processes to identify, highlight and communicate about bottlenecks on time;

   

Looking senior Node.js and PHP developer, for modern and huge e-Commerce project.

Requirements

• Over 3 years of hands-on Node.js experience;
• Over 4 years of hands-on PHP experience;
• Jenkins, Prometheus, Grafana, Kibana
• PHPUnit, Postman
• MongoDB, MySQL, PostgreSQL
• AWS (SQS, SNS)
• Kubernetes, Docker, Git
• We also use practices such as Pair Programming, Refactoring, Code Reviews, Weekly Knowledge Sharing sessions, DDD, A/B testing and Continuous Delivery which are an important part of our development process
   

Responsibilities

• You’ll team up with product managers and teams to refine and roll out new features.
• You will take responsibility in the design and execution of your own initiatives
• You’ll spot ways to improve the codebase and pitch in to make it better.
• You’ll often pair up with colleagues for code reviews, sharing feedback to sharpen skills and enhance the platform.
• You’ll tackle and fix key bugs or issues flagged in the system.
• You’ll join weekly coding or knowledge-sharing sessions, either leading or listening in.
• You’ll grow your soft skills, dive into best practices, and chat tech with your peers.

The client is seeking an experienced Data Engineer to build and migrate data solutions to Google Cloud Platform (GCP) in support of data analytics and ML/AI initiatives.

Key responsibilities:

• Develop data products on GCP using BigQuery and DBT
• Integrate data from multiple sources using Python and Cloud Functions
• Orchestrate pipelines with Terraform and Cloud Workflows
• Collaborate with Solution Architects, Data Scientists, and Software Engineers

Tech stack:
GCP (BigQuery, Cloud Functions, Cloud Workflows), DBT, Python, Terraform, Git

Requirements:
Ability to work independently and within cross-functional teams; 
Strong hands-on experience;
English: Upper Intermediate or higher

Nice to have:
Experience with OLAP cubes and PowerBI

Our long-standing client from the UK is looking for a Senior Data Engineer 

Project: Decommissioning legacy software and systems

Tech stack:
DBT, Snowflake, SQL, Python, Fivetran

Requirements:

• Solid experience with CI/CD processes in SSIS
• Proven track record of decommissioning legacy systems and migrating data to modern platforms (e.g., Snowflake)
• Experience with AWS (preferred) or Azure
• Communicative and proactive team player — able to collaborate and deliver
• Independent and flexible when switching between projects
• English: Upper Intermediate or higher

Our client from the US is looking for a dozen or so people for their own product — a fintech/consumer app/crypto project — for a full-time engagement of 3+ months. If the funding goes well, we’re happy to extend the engagement.

Domain including agentic AI, crypto, and a self-service B2B2C SaaS product.

Technical profile — fluent in both Polish and English, strong technical performer who can work in a product-focused startup, with a 70/30 backend/frontend split. Ideally senior level, but skills matter most! 

Tech stack: Go, .NET, Node, TS, React, AWS.
We don’t require any specific language, but .NET and Golang developers who’ve worked with other technologies tend to do best.

We’re looking for solid experience with web technologies, backend, and any statically typed or functional language (Java, .NET, Kotlin, Scala, Clojure, etc.).

Engineering team of 7 people, mostly from Poland, 100% remote. Every quarter we meet for a few days (Europe, Asia, US). We work remotely with the US and IN teams, with some overlap required, mostly for senior roles, and not on a daily basis. We have full technical and product ownership.
 

What’s the process?

1)A short call with me/HR Team
2) A task/test — this checks approach to algorithmic/mathematical problems — so we’re looking for someone who enjoys this kind of challenge
3) A technical call (about an hour) — we’ll definitely go back to the online task/questions during this

To sum up:
Math, algorithms, Polish and English (must-have — candidates without Polish are rejected), and a strong technical background.

Your daily tasks will include
• Implementation of custom templates in Shopify

• Creation of customizations based on Liquid Shopify
• Cooperation in the implementation of custom applications in Shopify
• Implementation of projects for Polish and global brands

The following will make you succeed in this role
• More than 2 years of commercial experience as a Frontend Developer,
• min. one year experience as a Shopify developer,
• Experience with JavaScript, CSS, SASS,
• Knowledge of Figma, REST API (basics)Git, 
• Experience with Liquid or other template,
• Knowledge of spoken and written English at B2 level,
• Knowledge of React/jQuery/GraphQL/Node.js/MySql/TypeScript (nice to have)
• Experience in application configuration with Shopify app store (nice to have)