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Senior Full Stack Engineer

TRACT

Amsterdam
Full-time
5-10 years experience
Hybrid

Work Arrangement

Office Days per Week: 3 days

Key Skills

Python
React
TypeScript
FastAPI
PostgreSQL
BigQuery
System Design
Full-Stack Development
Technical Specifications
RFC Writing
Code Review
AI Coding Tools
Trunk-Based Development
Feature Flags
Deployment
Monitoring

Job Description

At TRACT, we are building a more sustainable and resilient food and agriculture industry. Our mission? To remove the burden of data management and resolve the debate on methodology so companies can drive impact. With our SaaS platform, we empower organizations to focus their resources on making a real impact while driving positive change in the industry. About the Team We are a diverse and passionate team of about 40, committed to creating a sustainable impact and technological innovation. We believe in the power of collaboration and leverage our collective expertise to tackle complex challenges and drive meaningful change. Our cultural heartbeat & business decisions are shaped by our core values: ‘Accept the challenge’, ‘Commit to learn’, ‘Authentic & accountable’, ‘Make momentum’, & ‘Simplify & ship.’ These ensure that every team member can thrive and make a difference. About the Job As a Senior Full Stack Engineer at TRACT, you'll build our insights platform using spec-driven development. In practice that means the specification comes before the code: you write it, the team reviews it, and an agent implements against it. Your name is on both the spec and the commit. This changes where your time goes. Less of it on typing implementation, more on requirements, system design, acceptance criteria, and review. We don't ship code we don't understand. You'll work across the stack (Python, FastAPI, PostgreSQL, BigQuery, React with TypeScript) on trunk-based development behind feature flags. On significant initiatives you may step into the Lead Engineer role — shepherding an RFC or tech spec, aligning the team, acting as the point of contact for Product and Design. About You You've got 7+ years in industry, at least 3 years in a senior role, and a strong foundation in system design as well as writing software. You're proficient in Python and React with TypeScript, and comfortable with FastAPI, PostgreSQL, and BigQuery. You write clearly: Specs, RFCs, review comments, decision logs You're a rigorous reviewer. You read the whole diff, you ask what should be removed, and you're direct about problems . You're already working with AI coding tools and have opinions about where they help and where they quietly create debt. You take end-to-end ownership: design, implementation, deployment, and monitoring. You're motivated by purpose-driven work. What we're building affects how the food and agriculture industry measures its own impact. What We Offer A unique opportunity to work on a fast-growing platform that enables our customers to create a positive impact in Ag & Food sustainability Full ownership and autonomy in your work, with encouragement for development beyond your area of expertise Close collaboration in a team of +- 40 highly diverse, motivated, and talented colleagues Competitive compensation package Employee participation plan (SARs) Company pension 25 paid holidays + 2 diversity days + public holidays Swapping 3 Dutch public holidays for other recognized festive days Hybrid working: 3 days minimum in-office (Mon, Wed, Frid) to foster company culture and high impact collaboration Commuting allowance: 0.25 cents per km (tax-free), capped at 20 km single commute Remote working: 2 weeks per year Laptop & home-office equipment Learning and development budget Above statutory leave for maternity, paternity, adoption & other life events Frequent lunch & learns, including sharing our many different food cultures Our office is located at walking distance from Sloterdijk Station in Amsterdam Are you interested to ‘Accept the challenge’? Join us at TRACT to make a positive impact!

Core Responsibilities

Build TRACT’s insights platform across the stack using Python, FastAPI, PostgreSQL, BigQuery, React, and TypeScript, with specifications written and reviewed before implementation. Own technical design and review, and on significant initiatives lead technical proposals, align the team, and coordinate with Product and Design.

Requirements

Candidates need at least seven years of industry experience, including three or more years in a senior role, with strong software development and system design foundations. They should be proficient in Python and React with TypeScript, comfortable with FastAPI, PostgreSQL, and BigQuery, and experienced in clear technical writing, rigorous code review, AI coding tools, and end-to-end ownership.

Benefits

  • Competitive Compensation
  • Employee Participation Plan
  • Company Pension
  • Paid Holidays
  • Diversity Days
  • Public Holidays
  • Hybrid Working
  • Commuting Allowance
  • Remote Working
  • Laptop and Home-Office Equipment
  • Learning and Development Budget
  • Enhanced Family and Life-Event Leave
  • Lunch and Learn Sessions

About TRACT

Industry: Data Infrastructure and Analytics

Company size: 11-50 employees

TRACT is a transformative sustainability performance measurement platform with aligned methodologies and metrics across multiple product categories, developed by and for the Ag and Food industry. We visualise supply chain sustainability performance, utilising industry-aligned methods to generate insights, allowing customers to focus on creating positive impact. Our platform captures all your data and insights in one place, using one common language.

Added 2 days ago