Wakefield, MA

Developer Jobs in Wakefield, MA

3 jobs found

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Today

Junior Data Engineer

Sentinel Group Wakefield, MA

Wakefield, MA

Today

$85k - $93k/yr Full time Data Data Analysis Data Analytics

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Job Description

The Junior Data Engineer role at Sentinel Group supports the development team by building, maintaining, and improving data pipelines, data services, and datasets. The position focuses on batch ETL/ELT development, data quality validation, and reliable operations, working with senior engineers during design, delivery, and release activities.

Responsibilities

Partner with Business Analysts, Data Analysts, Software Engineers, and team peers to interpret requirements and deliver data solutions.
Build, maintain, and enhance batch data pipelines and ETL/ELT workflows under guidance from senior engineers.
Use SQL and scripts to extract, transform, validate, and load data from APIs, databases, files, and other sources.
Assist in designing and maintaining datasets, tables, views, and data models that support downstream applications, reporting, and analytics.
Implement data quality checks and reconciliation steps, including logging and monitoring to support accurate, complete, timely, and available data.
Troubleshoot pipeline and data issues, communicate blockers clearly, and escalate risks with useful diagnostic information.
Support modernization of legacy data processes and transition toward secure, automated, cloud-based solutions aligned with CI practices.
Contribute to code reviews, automated tests, build pipelines, documentation, runbooks, and other practices that strengthen development and data operations.
Support safe releases, backfills, and reprocessing by validating results and documenting changes.

Requirements

Commitment to building secure, maintainable, testable, and observable data systems.
Growth mindset and willingness to learn from experienced engineers, analysts, and business partners.
Foundational programming skills for data processing, automation, and integration work.
Working knowledge of SQL, relational databases, and data transformation concepts.
Familiarity with Python or another scripting language used for data engineering tasks.
Understanding of data quality, lineage, documentation, and governance as contributors to trusted data.
Curiosity about how AI can responsibly improve engineering productivity, testing, documentation, and data quality.
Bachelor’s or Master’s degree in Computer Science, Data Engineering, Information Systems, Mathematics, or a related field, or equivalent experience.
Academic, internship, project, or professional experience working with SQL, Python, databases, data analysis, or software development.
Understanding of relational database concepts, data modeling fundamentals, and common ETL/ELT patterns.
Experience or coursework using SQL to query, join, aggregate, and validate data.
Familiarity with structured data formats and integrations, including CSV, JSON, and REST APIs.
Foundational knowledge of AWS or another cloud platform, including storage, compute, and access-control concepts.
Familiarity with version control, pull requests, automated testing, and build or deployment pipelines.
Ability to work in a hybrid environment, with one day in the office.
Authorized to work in the US without current or future sponsorship.

Technologies

SQL
Python
CSV
JSON
REST APIs
AWS
Git

Location

Wakefield, MA (hybrid)

In-office one day per week, plus additional in-person trainings and workshops as needed.

Salary

USD 85,000 - 93,000 per year

Compensation is calibrated to geographic location, so the posted salary range may vary based on where you live.

Benefits

PTO (vacation, sick, personal time bank)
FTO (Flexible time off for vacation, sick and personal time) after 2 years of service
12 Paid Holidays (10 stated and 2 floating holidays)
2 Community Volunteer Days
5 Summer Half Days
Medical, Dental, Vision
Life Insurance
LTD & STD
Retirement Plan with 4% Employer Match
Parental Leave

Nice to Haves

Experience with git
Build pipelines
Auth
Frontend testing

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1d ago

Data Engineer

Sentinel Group Wakefield, MA

Wakefield, MA

1d ago

$106k - $113k/yr Full time Data Data Analysis Data Analytics

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Job Description

Sentinel Group is seeking a Data Engineer (hybrid) to build, maintain, enhance, and integrate secure, scalable data pipelines and platforms. The role owns the data engineering lifecycle from architecture and modeling through validation, troubleshooting, and releases.

Responsibilities

Lead the design, development, and ongoing evolution of end-to-end data pipelines, integrations, data models, and platform capabilities.
Own production data systems and help drive their availability through monitoring, incident response, root-cause analysis, and continuous improvement.
Develop and maintain a long-term vision for Sentinel’s data landscape.
Translate business and technical requirements into clear architecture, implementation plans, and incremental deliverables.
Design and implement scalable ETL/ELT workflows to ingest, transform, validate, and deliver data from APIs, databases, files, and other systems.
Define and continuously improve standards for data quality, testing, documentation, lineage, observability, security, governance, and access control.
Review architecture, technical designs, pull requests, and operational changes to identify risks and improve maintainability and performance.
Lead modernization efforts for legacy data processes, moving toward secure, automated, cloud-based solutions aligned with Sentinel’s CI practices.
Diagnose complex data, pipeline, performance, and reliability issues and drive both immediate remediation and durable prevention.
Optimize queries, storage, processing, and infrastructure to improve performance, scalability, and cost efficiency.
Collaborate with Business Analysts, Data Analysts, Software Engineers, Product Owners, Security, Infrastructure, and other stakeholders to deliver trusted data solutions.
Mentor junior and mid-level engineers through pairing, code reviews, technical guidance, documentation, and knowledge sharing.
Evaluate emerging technologies and recommend options that support Sentinel’s long-term data and engineering strategy.

Requirements

Advanced SQL and strong programming experience with Python (or another data engineering language).
Deep understanding of data modeling, data warehousing, data lakes, ETL/ELT, and workflow orchestration.
Experience designing cloud-based solutions, preferably with AWS and its data services.
Strong judgment balancing scalability, reliability, performance, security, delivery speed, and cost.
A quality and reliability mindset, including ownership of data accuracy, lineage, monitoring, and operational readiness.
Ability to communicate complex technical concepts clearly and build consensus across teams.
Mentoring mindset and willingness to improve engineering practices across Sentinel.
Curiosity about how AI can improve engineering productivity, data quality, testing, and operational support while protecting sensitive information.
Commitment to building secure, maintainable, testable, observable, and cost-effective data systems.
Demonstrated experience designing and operating production-grade data pipelines and data platforms.
Demonstrated experience designing, building, deploying, and supporting production data pipelines.
Advanced SQL including complex joins, transformations, performance tuning, and data validation.
Strong programming experience with Python (or another language used for data processing and automation).
Strong understanding of data modeling, relational databases, analytical warehouses, data lakes, and dimensional modeling.
Experience with AWS or another major cloud platform, including cloud storage, compute, networking, monitoring, and access-control concepts.
Experience implementing data quality checks, automated testing, observability, logging, alerting, and operational runbooks.
Experience with Git, pull requests, CI/CD, infrastructure as code, and modern software development practices.
Experience working with sensitive, confidential, regulated, or financial data and applying appropriate security controls.
Ability to work in a hybrid environment, with one day in the office.
Authorized to work in the US without current or future sponsorship.
Bachelor’s or Master’s degree in Computer Science, Data Engineering, Information Systems, Mathematics, or a related field, or equivalent experience.
4+ years of professional experience in data engineering, data platform engineering, software engineering, or a related role.

Technologies

SQL
Python
AWS
Git
CI/CD
Infrastructure as code
ETL/ELT

Benefits

PTO (vacation, sick, personal time bank)
FTO (Flexible time off for vacation, sick and personal time) after 2 years of service
12 Paid Holidays (10 stated and 2 floating holidays)
2 Community Volunteer Days
5 Summer Half Days
Medical, Dental, Vision
Life Insurance
LTD & STD
Retirement Plan with 4% Employer Match
Parental Leave

Nice to Have

Experience with Snowflake or another modern data platform.
Experience with streaming or event-driven systems.
Experience with Docker, Kubernetes, Terraform, CloudFormation, or similar technologies.
Experience leading data-platform migrations or replacing legacy ETL processes.
Experience with data contracts, metadata management, data catalogs, and lineage platforms.
Experience supporting machine-learning, AI, semantic-layer, or feature-engineering use cases.
Cloud or data-engineering certifications.
Experience participating in technical interviews and contributing to hiring decisions.

Role Details

Location: Wakefield, MA (hybrid, one day in the office)

Salary: USD 106,000 to 113,000 per year

Experience: 4+ years

Education: Bachelor’s or Master’s degree (or equivalent experience)

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4mo ago

Database Developer Consultant

eMaxx Assurance Group of Companies Inc Wakefield, MA

Wakefield, MA

4mo ago Closed

$85k - $120k/yr Contract Consultant Consulting Data Architecture

This position is no longer accepting applications (closed Jun 21, 2026).

Job Description

The Database Developer Consultant will support data warehouse operations and Majesco SQL MI based ETL, focusing on data integration, transformation, and reporting in a hybrid remote/on-site environment in Wakefield, MA on a 3-month contract with potential extension. Salary ranges USD 85,000 to 120,000 per year.

Responsibilities

Collaborate with team members to design and implement data warehouse architectures and database objects in SQL Server, including stored procedures, to support data warehousing, web applications, BI reporting, and ETL processes.
Concentrate primarily on data warehouse ETL tasks with Majesco SQL MI as the data source.
Contribute to all stages of data migration, from design through development and testing.
Execute standard data integration tasks, perform data analysis, manage transformation loading, and implement error handling between internal and external systems.
Handle general database activities such as debugging scripts and procedures, participating in code reviews, and tuning and optimization for performance.
Review business requirements and collaborate with the Tech Lead, Project Manager, and Business Analyst to define database development and reporting scope, updating milestones and timelines as needed.
Apply data mining, modeling techniques, and analytics to develop and maintain customer segmentation and predictive models that inform business decisions.
Adopt standard development processes, leveraging Waterfall and Agile methodologies (Wagile).
Mentor junior developers and provide support for ad-hoc user requests.
All other duties as assigned.

Requirements

Degree in Information Systems or a related field (Math, Engineering, Computer Science), or equivalent work experience.
Minimum five years of data warehouse and ETL development experience, preferably with MS SQL Server, including T-SQL and stored procedures.
Experience working with Majesco Policy system backend SQL MI database.
Experience importing external data sources (from SFTP) into the data warehouse and vice versa.
P&C insurance experience is required.
Experience with production support and troubleshooting.
Data modeling experience is a plus.
Proficiency in Microsoft Office products.
Proficiency using version control software such as Bitbucket or GIT.
A passion for database development and analysis.
Strong problem-solving skills.
Self-motivated and self-directed.
Ability to work effectively on a team with limited supervision.
Excellent verbal and written communication skills.

Technologies

Majesco SQL MI
MS SQL Server
T-SQL
Bitbucket
GIT
SFTP
Microsoft Office

Work From Home Requirements

A stable internet connection via cable or fiber capable of at least 300 Mbps down and 10 Mbps up; a wired Ethernet connection is preferred for best performance.
An ergonomic workstation setup that supports two 24-inch displays, a laptop, docking station, keyboard, and mouse at minimum.
Teleworkers must be reachable during regularly scheduled hours via the company-issued iPhone, Microsoft Teams, email, and other department tools; attend virtual meetings with cameras on when possible; respond promptly to calls and voicemails.

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Developer Jobs in Wakefield, MA

Junior Data Engineer

Data Engineer

Database Developer Consultant

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