Jobs Fullstack

We invite Senior Full-Stack Developer with expertise in Go and React to join our team for remote, long-term cooperation.

To help build and scale a next-generation B2C digital platform.

Requirements:

• 3+ years of comprehensive full-stack development experience
• 2+ years experience with Go(Golang) and React.js
• Strong and confident knowledge of TypeScript.
• Proficiency in both SQL and NoSQL database systems
• Upper-Intermediate level of English proficiency (reading, writing, and speaking)
• Remote team members are expected to travel to our EU office from time to time for on-site meetings.
• Proven ability to perform autonomously and collaborate within cross-functional teams
• Responsible approach to assigned tasks and deadlines

We offer:

• Flexible work model allowing remote, on-site, or hybrid options.
• Optional relocation to our EU office, with complete legal support throughout the process.
• Paid vacation and sick leave
• Comprehensive health insurance and sports membership reimbursement
• Reimbursement of necessary transportation expenses
• Friendly and collaborative atmosphere, dedicated mentorship, various performance-based bonuses and company benefits
• Multinational team of expert software engineers
• Free participation in educational programs and professional courses

• English lessons with native-speaking instructors.

   

Further information will be shared at the interview stage.

Kindly add your Telegram username to your CV.

Who we are looking for:

We are seeking a talented Fullstack Developer with expertise in Node.js or Python and React. to join our dynamic team. You will work on building scalable, user-friendly web applications, collaborating with designers, backend engineers, and product managers to deliver exceptional solutions.
 

Requirements:

• 5+ years of experience with Node.js or Python and React.
• Proficiency in JavaScript/TypeScript.
• Strong understanding of RESTful APIs and database systems (e.g., MongoDB, PostgreSQL).
• Familiarity with version control tools like Git.
• Experience with state management libraries (e.g., Redux, Context API).
• Knowledge of deployment pipelines and cloud platforms (e.g., AWS, Docker, CI/CD).
• Excellent problem-solving skills and attention to detail.
   

Nice-to-Have:

• Experience with Next.js
• Knowledge of GraphQL.
• Familiarity with testing frameworks (e.g., Jest, Mocha).
• Gen AI / Agentic AI (Google Gemini, Amazon BedRock)

Your future role

• Develop and maintain responsive web applications using React for the frontend.
• Build robust APIs and backend services with Node.js.
• Collaborate with cross-functional teams to define, design, and ship new features.
• Optimize applications for maximum speed and scalability.
• Troubleshoot and debug issues across the stack.
• Stay updated with the latest trends and technologies in web development.
   

What we offer:

• Competitive salary and benefits.
• Flexible working hours and remote options.
• Opportunities for professional growth and learning.
• A collaborative and inclusive work environment.

LineUp is a fast-growing IT outsourcing company with 13 years of experience. We are currently looking for a Middle Fullstack Developer to join a long-term product project.

You will become part of the Smart City ecosystem - a large-scale software product for the Middle East market. This is a fully agile, product-oriented environment with real users and a tangible impact on urban infrastructure.

Key Responsibilities:

• Develop and maintain solutions using Node.js, NestJS, React, and Next.js.
• Build and manage microservices and monorepo environment architectures on the backend.
• Design, implement, and optimize database solutions using PostgreSQL (AWS RDS) and caching with Redis.
• Work with various AWS services including SQS, S3, Lambda, IAM, EC2, and EKS/ECS to build scalable and efficient cloud-based solutions.
• Contribute to containerization and deployment processes using Docker, including building images and pushing to registries, implementing and maintaining CI/CD pipelines using GitLab runners.
• Utilize state management tools like Zustand or similar, and integrate frontend applications with backend services using TanStack (React Query) or other data-fetching libraries.
• Ensure UI/UX consistency by leveraging component libraries such as PrimeReact or similar and building reusable components.
• Implement monitoring and observability for applications using Prometheus and Grafana to ensure system reliability and performance.
• Participate in the agile development process, contributing to scram events, fostering a collaborative and cross-functional team environment.

• Stay current with the latest technologies and best practices, and promote continuous learning and self-development within the team. Mentor other team members, providing guidance and sharing your knowledge.

   

Qualifications:

• Minimum of 3 years of experience in backend and frontend development with a strong focus on Node.js, NestJS, React, Next.js, and related technologies.
• Experience with microservices architectures and monorepo environments will be a plus.
• Proficiency in PostgreSQL (AWS RDS), Redis, and backend data management.
• Familiarity with AWS cloud services including SQS, S3, Lambda, IAM, EC2, and EKS/ECS.
• Understanding of Docker, CI/CD pipelines, and experience with GitLab runners.
• Experience with frontend state management libraries (e.g., Zustand) and data-fetching tools like TanStack (React Query).
• Familiarity with component libraries such as PrimeReact or similar, and a working knowledge of React hooks.
• Ability to document architectures, designs, and processes clearly.
• Excellent problem-solving skills and attention to detail, with a passion for creating high-quality, performant code.
• Ability to work effectively both independently and as part of a team in an agile environment.
• Good communication skills, with the ability to interact professionally with team members and stakeholders.

• English at Upper-Intermediate level and above.

   

What We Offer:

• Competitive salary.
• A collaborative and innovative work environment.
• Professional development opportunities.
• The chance to work on exciting and challenging projects.
• A supportive company culture.

Join us in delivering excellence through agility and innovation!

Mission of the Role

To quickly and reliably create prototypes and MVPs (web apps, internal tools, AI agents workflows), using low-code/no-code and AI-assisted development, bringing them to deployment, monitoring, and clear support.

Key Tasks

• Quickly assemble prototypes and MVPs: UI, logic, integrations, data storage, authorization, basic analytics.
• Make AI-assisted coding the standard: code generation, refactoring, tests, documentation, development acceleration.
• Translate business needs into requirements: user flows, roles, edge cases, constraints, acceptance criteria.
• Integrate external services: CRM, payments, email/SMS, messengers, webhooks, partner APIs.
• Design a simple but correct MVP architecture: so it doesn't fall apart under the first load.
• Set up deployment and environments: dev/stage/prod, secrets, domains, SSL, basic CI/CD.
• Establish observability: logging, basic monitoring, alerts, error tracking.
• Participate in task estimation: timelines, risks, trade-offs (fast vs. correct), release plan.

What We Consider Success (KPI / Outcomes)

• MVP in production in 2-6 weeks (depending on scale) with working key scenarios.
• Reduction in development time due to AI tools (visible increase in speed and quality).
• Minimum blocker bugs at launch, transparent logs, and reproducibility.
• Clear artifacts: brief PRD/BRD-lite, technical description, deployment, and support instructions.

Mandatory Requirements (must-have)

• 2+ years in prototype/MVP development or a strong portfolio with real launches.
• Ability to work in conditions of uncertainty: formulating requirements together with the business.
• Understanding of business processes and business analysis skills: asking the right questions, documenting processes, identifying bottlenecks.
• Confident work with APIs, webhooks, databases (SQL/NoSQL), auth (JWT/OAuth), queues, or their substitutes.
• Understanding of deployment and operation: Docker (preferred), cloud deploy, environment variables, secrets, domains.
• Experience using AI development tools as a daily practice.

About the Product:
The product is a security-aware platform built to help enterprises monitor, analyze, and optimize the digital experience across all employee devices and environments, whether on-prem, virtual, or cloud-based. It gives IT teams real-time visibility into system performance, application stability, and end-user experience, with the ability to automatically detect and remediate issues before they cause disruptions.

The product has seen strong traction globally, with significant year-over-year growth and increasing demand from large, distributed teams that need to secure and stabilize digital environments without adding complexity.

About the Role:
We’re hiring a Senior Full-Stack Engineer to join a growing engineering team working on an industry-leading Digital Employee Experience (DEX) platform. The team develops solutions for the monitoring and control of physical endpoints, leveraging a modern stack and cloud platforms.

You’ll be part of a high-skill group tackling challenging engineering problems: scaling distributed systems, designing micro frontend architectures, and building shared libraries that impact multiple product areas. This is a chance to work with cutting-edge technologies and AI-assisted development tools while shaping the future of endpoint monitoring and workplace automation.

Key Responsibilities:

• Contribute as a senior member of the full-stack engineering team
• Develop and enhance both frontend and backend components
• Collaborate on architectural decisions and implementation of modern design patterns
• Work with cloud services and scalable data technologies
• Improve productivity and code quality using AI-assisted development tools.

Required Competence and Skills:

• BS/MS in Computer Science or Engineering (or equivalent experience)
• 5+ years of professional experience in full-stack development (both frontend and backend) using JavaScript
• 3+ years with React (single-page apps, modern frontend paradigms)
• 2+ years of hands-on experience building microservice-based applications using Node.js
• Proficiency in ECMAScript, HTML5, SCSS, Babel, Webpack
• Strong knowledge of OOP and design patterns
• Familiarity with micro frontend architecture and module federation
• Experience with cloud platforms (Azure preferred, AWS or GCP acceptable)
• Proven experience in building shared/common packages
  Solid understanding of UX/UI design principles
• Experience with AI-assisted development tools (e.g. GitHub Copilot, Cursor, Claude Code, etc.)

Nice to have:

• Knowledge of .NET for working with agents on Windows/Linux/Mac
• Familiarity with CI/CD pipelines and DevOps practices.

About the Client

Global FinTech startup,  is building a modern financial intelligence platform that helps teams analyze performance, forecasts, and operational metrics across time. The product is data-heavy, highly interactive, and correctness-driven. Accuracy, transparency, and trust are core principles.

We are early-stage but live, with real customers and real financial data. We move fast, but we do not break fundamentals.
 

Role Overview

We are looking for a Senior Fullstack Engineer to help design, build, and evolve core product functionality across frontend, backend, and data layers.

This is a hands-on role with real ownership. You will work closely with Product, QA, and other engineers to deliver features end-to-end, from API design to UI behavior to data correctness.

This role is not about managing people. It is about shipping high-quality software in a complex, data-driven environment.
 

What You Will Do

• Design and build end-to-end product features, from UI to backend logic to database interactions
• Implement and evolve core workflows, including:
  • Data ingestion and connector management
  • Metrics configuration and overrides
  • Time-based grouping (daily, weekly, monthly, quarterly, yearly)
  • Forecasting, reporting, and analytics views
• Design, build, and maintain NestJS-based backend services and integrations, including API endpoints, domain logic, data validation, and integration workflows
• Work within a modular monolith backend, contributing to shared domain logic and internal service boundaries
• Write efficient, readable SQL for data retrieval, aggregation, and validation
• Ensure correctness of financial calculations and aggregations
• Collaborate closely with:
  • Product on requirements and edge cases
  • QA on testability and bug resolution
  • Other engineers on architecture and code quality
• Review code and contribute to technical standards and best practices
• Participate in release planning and production readiness
   

Required Skills & Experience

• 5+ years of professional software engineering experience
• Strong experience building fullstack web applications
• Strong backend experience with Node.js-based API services, including business logic and data validation
• Strong SQL skills (required):
• Solid frontend experience with:
  • React
  • TypeScript
  • Modern component-based UI patterns
• Writing complex queries
• Aggregations and joins
• Reasoning about data correctness and performance
• Experience working with relational databases (PostgreSQL preferred)
• Comfort working in production systems with real users and data
• Ability to reason about edge cases, failure modes, and data consistency
   

Nice to Have

• Experience with financial, analytics, or reporting platforms
• Familiarity with React-based frontends
• Exposure to PostgreSQL or similar relational databases
• Experience working in early-stage or startup environments
• Exposure to Python is a plus, but the core backend is implemented in Node.js
   

What Success Looks Like in the First 90 Days

• You understand client’s data model and core product flows
• You ship multiple production features end-to-end
• Your code is readable, testable, and trusted by the team
• You proactively surface edge cases and data issues

Product and QA rely on you for clarity and execution
 

Product company EasyHealth which is working in healthcare area is looking for fullstack developer.

Responsibilities:
- Demonstrated expertise in enterprise software development and maintenance
- Technical analysis and design, application development, and deployment to support business requirements
- Ability to analyze, solve problems and work with the team to identify and fix the root cause of the issues (be it programmatic or performance)
- Working closely with a development team and business units to assist in the design of functional specifications
Identifies opportunities for system enhancements, including technology upgrades, database interactions, and data modeling tools
- Follows company IT processes and IT procedures for managing change, managing code, and scheduling changes using company standard tools and processes.

Qualification for the Job:

Solid 7-10 years of C# .NET and Angular development experience Experience with SQL Server DB, CQRS, Bitbucket and JIRA
Able to contribute to design and architecture Excellent communication and coordination abilities
Experience on cloud-based platforms like Azure and AWS a plus Experience with US healthcare projects is a plus

Key skill:
.Net Core - Entity Framework Core, Web API, identity JWT, Clean architecture
SQL Server - Stored Procedure, Query Building, Query Analyzing, Query Optimization, Data transition Angular - Module component intersection services


 

Вітаю тебе, фахівець \0/

Мене звати Кирил, я допомагаю зібрати дрім тім для своїх друзів з Hooh – це стартап від фаундерів Depositphotos. Команда сіньорна та досвідчена, тому опортʼюніті, ІМХО, дуже кльове.

отже

Hooh – це b2c AI-продукт, який робить складні документи простими для розуміння та дій. 

Він дозволяє завантажувати файли (PDF, фото, скани), автоматично розпізнавати їхній вміст, витягувати ключову інформацію та отримувати короткі, зрозумілі підсумки.
 

Ми успішно випустили v1, підтвердивши нашу основну AI-пайплайн-архітектуру. Зараз ми розширюємо продукт до “scanner-grade” PDF-досвіду, що поєднує глибоке AI-розуміння з надійним редагуванням документів.

Далі дозволю собі перемкнутись на англійську, бо мова піде про конкретні речі.
 

_________________

We are hiring a hands-on Engineering Lead (Full Stack) to own the Hooh engineering system end-to-end – architecture, reliability, and delivery. 
You will lead a small, high-output team (Backend, Full Stack, Applied AI, and iOS) while serving as a "player-coach".
 

You will architect and integrate Hooh’s end-to-end AI document understanding pipeline covering OCR, extraction, and conversational Q&A, paired with robust document manipulation capabilities.
 

This role could grow into Head of Engineering or CTO as the team scales.

Key Responsibilities

• End-to-End System Ownership
  • Own the entire pipeline: document ingest → processing (OCR/extraction) → AI workflows → APIs → iOS/web experiences.
  • Design and evolve API surfaces for document ingestion and AI-driven summarization.
• Architecture & Execution
  • Define service boundaries, API contracts, data models, and rollout patterns that keep the system coherent as the product surface area grows.
  • Engage in design reviews that span service decomposition and weigh CAP trade-offs.
• Hands-on Engineering
  • Ship core features across backend and web (React/Next.js/Node.js).
  • Unblock teammates and set the quality bar through exemplary PRs and technical decisions.
  • Optimize frontend hydration, bundle-splitting, and rendering concurrency.
• Reliability & Trust
  • Ensure reliability by design: idempotency, non-blocking execution, and horizontal scalability across worker clusters.
  • Implement security best practices around authentication, encryption, and secure data handling.
• Team Leadership
  • Improve delivery cadence through clear ownership, strong reviews, and pragmatic processes – keeping the team moving fast with confidence.

What We’re Looking For

• 5–7 years shipping production systems, with a strong preference for startup or high-ownership environments.
• Full-Stack Fluency: Deep expertise in TypeScript/JavaScript across backend (Node.js/Express) and frontend (React/Next.js).
• Database Depth: Advanced literacy in Postgres/MySQL, including schema evolution, query planning under load, read/write splitting, and connection pool tuning.
• Cloud & Infra: Proficiency with AWS/GCP/Azure, containers (Docker/K8s), CI/CD, and IaC (Terraform/CDK).
• Async Architectures: Experience with message queues (Kafka/SQS) and background job frameworks.
• Product Judgment: Ability to balance speed, quality, and architecture without over-engineering.
• Communication: Clear communicator who can align a small team and keep execution crisp.

Nice to Have Experience With

• Mobile-first products (especially iOS integration constraints and API versioning).
• Building PDF/document tooling (rendering, editing operations, performance at scale).
• Operationalizing AI/LLM features in production (evaluation, guardrails, monitoring).

The Team

• CEO
• Product Manager
• Fullstack Engineering Lead
• Back End Dev
• Fullstack Dev 
• AI engineer
• User Acquisition Manager
• 2х Designers 
• 2x iOS Devs

What We Offer

• Challenging technical problems and the environment to solve them.
• A clear growth path into Head of Engineering/CTO at a later stage.
• Direct influence on strategy and the ability to see your experiments ship fast.
• Be part of a team that previously built and scaled successful businesses.
• Flexible schedule and fully remote work from anywhere with reliable overlap to CET.
• 18 paid vacation days, 8 no-paperwork sick days, and 11 public holidays per year.
• Minimal bureaucracy, high trust, fast decisions.

Hiring Process:

1. Intro Call
2. Interview with CEO
3. Offer

About the role

We are building a revolutionary system at the frontier of technology and AI.

As a Software Engineer, you won’t just write code — you will shape the future of how apps are built. You’ll be part of the early execution engine—shipping core capabilities, refining the experience, and elevating reliability. Expect tight loops, clear ownership, and visible impact. You will engage directly with first clients, adapt the platform to their needs, and set the stage for the next generation of software creation.

What we’re looking for

We want someone who doesn’t just “fit the role” but defines it:

• Open-minded explorer — ready to try bold ideas, new approaches, and cutting-edge tools.
• Hacker mindset & problem solver — able to connect the dots across complex systems and find elegant solutions.
• Analytical & resilient — thrives in debugging intricate, interconnected architectures.
• Startup speed enthusiast — comfortable hacking fast, shipping early, learning from feedback, and polishing later.
• Experienced in Cursor or Claude Code.
• Passionate about vibe-coding  — turning AI into your engineering team-mate.
• Natural leader — with the drive to inspire and guide people.

Why join us?

• Be among the first engineers driving a bold, world-changing vision.
• Work at the bleeding edge of technology and AI, where experimentation is not just allowed but expected.
• Direct influence on product.
• A chance to build something that reshapes how things get done in today’s world.
• A team that values curiosity, creativity, and the pure joy of hacking together the future.

This isn’t just another job. This is your chance to engineer the future of software itself.

Technical stack

Core technologies:

• TypeScript, React.js, Next.js, Bun.
• ClickHouse, PostgreSQL, Redis
• Docker / Kubernetes
• Kafka
• Supabase, Inngest, Posthog

Nice to have:

• Vue.js
• Python
• Go
• Ruby

Hiring Process

Stage 1: Interview with HR (1h).

Stage 2: Interview with VP of Engineering.

Stage 3: Technical assignment.

Stage 4: Tech. Interview

Stage 5: Interview with the team.

What we offer for your success

• Very warm and friendly working environment and flexible working schedule.
• 20 days off + paid national holidays, and 12 sick days paid by the company per year.
• Medical insurance, and health protection programs (with COVID-19 and dental coverage).
• Continuous professional development and growth opportunities.

We’re looking for a highly experienced Senior Full-Stack Developer with a strong frontend orientation, who can take ownership of complex, data-driven features end-to-end. This role is perfect for a senior, independent engineer who learns quickly, thrives in a fast-paced startup environment, and feels confident taking full responsibility for delivering high-impact work.

You’ll join a small, high-impact engineering team building a modern FinOps platform used by enterprise customers worldwide. The ideal candidate enjoys creating sophisticated user interfaces, deeply understands modern frontend architecture, and is also comfortable contributing to backend and server-side development when needed.

Responsibilities

• Designing and developing advanced UI features and dashboards (React + JavaScript / TypeScript)
• Working with complex flows, graphs, visualizations, and large-scale data interactions
• Owning features end-to-end: design, architecture, implementation, testing, deployment
• Working across the stack: primarily frontend, with meaningful backend and server-side work
  Building and maintaining server-side logic, APIs, and integrations as part of the feature lifecycle
• Collaborating closely with product, backend, and data teams on requirements and solutions
  Troubleshooting bugs and performance issues (roughly 50% of the workload over time)
• Working in cloud-native environments (AWS)
• Using AI-assisted development tools to improve productivity and quality
• Contributing to code quality, performance, scalability, and maintainability

Requirements

• 6+ years of hands-on development experience 
• Strong expertise in React + JavaScript / TypeScript
• 2+ years of experience building backend APIs and processes using Python
• Proven experience delivering complex, data-heavy UI features
• Deep understanding of frontend architecture, state management, and performance
• Experience working with complex graphs, charts, and visualizations
• Solid backend and server-side experience (APIs, services, data flows)
• Experience working with databases (e.g., DynamoDB, BigQuery, SQL/NoSQL)
• Experience working in a full AWS environment
• Strong communication skills in English
• Independent, detail-oriented, fast learner with strong ownership mindset
• Experience in B2B SaaS or data-centric products
• Experience with AI-assisted development tools
• Familiarity with cloud-native architectures and distributed systems

Who you are

• A senior engineer who can pick up complex tasks quickly
• Someone who learns independently and doesn’t need constant guidance
• A proactive problem-solver with strong attention to detail
• A clear communicator who works well in a remote setup
• Someone who cares about user experience, performance, and clean code
• Comfortable balancing new feature development with ongoing bug fixes

What we offer

• Competitive salary and benefits package
• Medical insurance
• Full Remote
• Collaborative and innovative work environment
• Career growth and development opportunities
• A chance to work with a talented and driven team of professionals

About the project

The company delivers a cloud cost optimization platform that helps companies track, analyze, and reduce their cloud spending. It provides full visibility into resource usage, identifies waste, and offers actionable recommendations to improve efficiency. The platform enables teams to control costs, forecast budgets, and make data-driven decisions about their cloud infrastructure.

We’re looking for a proactive, team-oriented and motivated Full Stack Engineer (WordPress / React) who will be responsible for both back-end and front-end development, including creating custom WordPress themes and plugins.

You’ll work closely with partners and stakeholders, participate in architecture decisions, and contribute to building scalable and reusable solutions from scratch.

Responsibilities

• Communication & coordination with partners and clients
• Participation in planning, architecture, and technical evaluation
• Application architecture and design
• Auditing and analyzing project documentation and specifications
• Setting up project core structure from scratch
• Maintaining and improving ongoing projects
• Developing and maintaining reusable components
• Driving an agile development process within the team
• Building responsive WordPress themes and custom plugins
• Creating custom Gutenberg blocks

Requirements

• 5+ years of commercial experience in web development
• Strong experience with WordPress (including headless WordPress)
• Solid knowledge of PHP and OOP principles
• Experience in developing custom WordPress themes and plugins
• 5+ years of experience with JavaScript (React.js, jQuery)
• Experience creating Gutenberg blocks from scratch
• Experience with Advanced Custom Fields (ACF)
• Strong knowledge of HTML, CSS3, and responsive development
• Experience working with APIs
• Good understanding of REST principles and RESTful services
• Experience with Git
• Upper-Intermediate or higher English

Nice to have

• Experience with JavaScript or PHP frameworks (Angular, Vue.js, Symfony, Laravel, etc.)
• Experience with Docker
• Experience with MVC-based WordPress frameworks (Lumberjack, Sage, Themosis, TypeRocket, etc.)

Requirements:

• Proficiency with React and TypeScript for frontend development
• Strong backend development experience with Python and PostgreSQL, including schema design and migrations (SQLAlchemy + Alembic)
• Deep understanding of asynchronous programming and event-driven systems (Python async, background processing, integrations)
• Experience with workflow orchestration tools
• Hands-on experience working with Apache Airflow, including DAG's and backend integrations
• Experience in building or designing data pipelines, including orchestration, data processing and integrations (batch and/or streaming)
• Build and maintain infrastructure using Terraform, Kubernetes and Helm
• Experience deploying and operating services on Kubernetes, including maintaining Helm charts
• Ability to work highly autonomously, proactively clarify requirements and driving work forward with minimal supervision
• Strong communication skills and experience working in distributed teams

Nice-to-Have:

• Familiarity with FastAPI
• Experience with Bazel build system (training can be provided)
• Experience with CI/CD pipelines
• Prior experience in environments with limited product management and high ownership

Key Responsibilities:

• Design, build and deliver full-stack features using Python, PostgreSQL, React and TypeScript
• Take ownership of features from initial, sometimes ambiguous ideas to production, including:
• clarifying requirements and assumptions
• technical design
• implementation
• testing, deployment and monitoring
• Design and maintain integration-heavy backend services, collaborating with other teams and consuming internal API's
• Work closely with Apache Airflow pipelines (seamless integration with backend services)
• Design and implement scalable backend systems using PostgreSQL
• Proactively identify risks, dependencies and gaps in requirements, and drive solutions 
• independently
• Build and maintain infrastructure using Terraform, Kubernetes, and Helm
• Collaborate with team members in regular syncs to discuss progress, blockers and demos
• Participate in code reviews, design discussions and cross-team technical coordination

About the Project:

We’re hiring a Full-Stack Software Engineer (Python + React) to join a fast-paced, highly autonomous team. This role is ideal for an engineer who is comfortable working across the stack, passionate about writing clean and scalable code, and capable of driving features end-to-end - from design to infrastructure provisioning to production monitoring.

Engineers are trusted to make decisions, ask the right questions and deliver production-ready solutions. The work spans backend services, Airflow-driven workflows, infrastructure and frontend with a strong emphasis on building reliable, well-integrated systems that scale.

You will work closely with cross-functional teams to build new features from scratch.

We’re a growing product team building modern web solutions in the fintech and entertainment domains.

We’re looking for a motivated Junior React / Node.js Developer who’s eager to learn from experienced mentors and grow into a strong Full-Stack Engineer.

📍 Location: Warsaw, Poland (on-site)
🕐 Start: ASAP
 

Requirements:

•  1–3 years of experience with React, Node.js, and TypeScript
•  Understanding of RESTful APIs and CRUD operations
•  Experience with PostgreSQL or MongoDB
•  Good knowledge of HTML5, CSS3 (and preprocessors like SCSS)
•  Familiarity with Git and Agile development
•  English: Intermediate or higher (spoken communication required)

Nice to have:

• Familiarity with CI/CD pipelines
• Basic Docker or AWS experience

Responsibilities:

• Development and maintenance of Front-end applications using React and Web Components;
• Development Backend using Node.js
• Optimization of application performance and scalability.
• Testing and debugging of code.
• Participation in technical discussions and collaborative development.

CONDITIONS:

— The trial period lasts 3 months;

— 15 vacation days per year included (1.25 days are charged every month);

— 5 sick days per year included.
 

We offer:

• On-site position in Warsaw
• Mentorship from senior developers
• Real growth path from Junior to Middle level
• Friendly team and stable environment
• Competitive salary (discussed individually)

💬 If you are ready to join our team and work on exciting projects in Full-Stack development using React / Node.js, we invite you to submit your resume. Join us and showcase your talent in building high-quality, scalable web and mobile applications.

We are currently looking for an experienced Strong Middle / Senior Full-Stack Developer to join the Constrol Digital Platform team.

Constrol operates in the construction industry and offers three core products: a Digital Platform, BIM Modeling Services, and Budget Accompaniment. The Digital Platform enables users to create a clear Bill of Quantities (BOQ) connected directly to BIM models, presenting data side by side in an efficient and user-friendly way — even for non-technical users.

The platform supports complex operations such as clause isolation within written quantities, intersection analysis by territory and craft, and automated quantity calculations. The project is in the maintenance and active development phase, including architecture upgrades, refactoring, and development of new features (some from scratch).

You will join a collaborative team working in Agile methodology and contribute to the long-term evolution of the product.
 

Requirements:

• Bachelor’s degree in Computer Science or a related field (mandatory)  
• 5–6+ years of experience in Full-Stack development (4.5+ years may be considered for strong candidates)  
• Strong proficiency in HTML, CSS, and JavaScript/TypeScript  
• Hands-on experience with React (frontend)
• Solid backend experience with Node.js and/or Nest.js  
• Experience with PostgreSQL and relational databases  
• Strong understanding of front-end and back-end architecture  
• Experience with microservices architecture and event-driven patterns  
• Familiarity with cloud platforms (GCP preferred, AWS/Azure are also relevant)  
• English level: Upper-Intermediate (B2)+  
• Strong team player, self-managed, responsible, and professional  
   

Nice to have:

• Experience with MongoDB  
• Experience in BIM domain  
   

Responsibilities:

• Participate in the design and development of a scalable, high-performance platform  
• Develop new features, maintain existing functionality, fix bugs, and improve performance  
• Contribute to architectural upgrades and refactoring initiatives  
• Collaborate closely with developers, Product Manager, and CTO to ensure smooth system integration  
• Work with stakeholders to define requirements, scope, and timelines  
• Contribute mainly to Backend (approx. 60%) and Frontend (approx. 40%) development  
   

We Offer:

• 20 vacation days (workdays)
• 7 sick days
• Personalized career growth
• Internal English classes
• Education reimbursement
• Corporate events and team buildings
• Equipment provided

We’re looking for an experienced Senior Fullstack Engineer (React + Java) who is passionate about building modern, scalable web applications and ready to take technical ownership. If you enjoy working across the full stack, shaping architecture decisions, and delivering high-quality solutions — this role is for you. You’ll collaborate with a talented team, contribute to impactful products, and help us create exceptional user experiences.

Come join us and let’s build powerful, user-focused solutions together! 🚀

🧰 Requirements:

• 5+ years of professional experience in software development.
• 3+ years of hands-on experience with React and TypeScript.
• Strong fullstack expertise (both frontend and backend development).
• Solid backend experience with Java and RESTful API development.
• Strong knowledge of HTML5, modern JavaScript, and responsive design principles.
• Experience designing and building scalable web applications.
• Deep understanding of clean code, testability, and maintainability.
• Ability to work independently and take technical ownership of solutions.
• Strong communication and collaboration skills.

🧰 As a plus:

• Experience with Progressive Web Apps (PWA).
• Familiarity with Ionic Framework, Capacitor, or hybrid mobile approaches.
• Experience working with cloud environments.
• Golang experience.

💻 Responsibilities:

• Develop and maintain customer-facing web applications using React and TypeScript.
• Design and implement robust backend services using Java.
• Participate in architectural discussions and drive technical improvements.
• Collaborate closely with UX, product, and backend teams to deliver end-to-end features.
• Ensure high code quality through testing and best development practices.
• Occasionally contribute to PWA or hybrid mobile initiatives.
• Continuously improve performance, scalability, and maintainability of applications.

🎁 We offer:

• Competitive salary.
• Flexible working hours.
• Paid time off and holidays.
• Professional development opportunities.
• Friendly and supportive team environment.
• Opportunity to work on innovative and technically challenging projects.
• Career growth and leadership opportunities within the company.

If you're ready to make an impact and grow as a Senior Engineer — we’d love to hear from you!